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Smart Relay User Manual

1. Timet s 1000 l HNN TN TIN TINN N ANNS i So Classe 45 i Classe 40 10 i ROS Classe 35 T Classe 30 L Classe 25 Classe 20 l Classe 15 Classe 10 classe 5 1 i i i i i H F i Current Ix 12k 3x A S k a i OOK an re iss cue epic Vann ca r Pa Tx De Bx ae Sx ek BK WO ES 1 15 Figure 5 26 Tripping classes for cold motor protection Tempo t s 1000 100 aS m VARS 10 Classe 45 i Classe 40 Classe 35 ote J Clesse 20 m Classe 15 1 o N cuse 10 Classe 5 0 1 a 1x 2x 3x 4x 5x 6x 7x 8x 9x Figure 5 27 Tripping classes for warm motor protection with 100 In Parameterization 5 57 Parameterization Table 5 12 Time multiplying factor for warm tripping classes Current in of the motor In Factor 0 cold a NOTE When using a motor with PTC thermal sensors connected to the SRW 01 there is no need to enable the tripping classes therefore adjust P640 O a a NOTE In order to correctly program the tripping class that will protect the motor it is essential to have available the motor locked rotor time This data is available in the motor manufacturer catalog NOTE The thermal protection adopts the standard three phase IP55 WEG motor as a model therefore if the used motor is different do not program the tripping class at the maximum but next to the
2. Parameter Description Adjustable Range Factory Setting oe Proprieties Pg P667 Power Under Factor Time 0 Disabled Os Sys rw 5 70 to 99 s Enabled P668 Power Under Factor Protection Action 0 Alarm 1 Switch off Sys rw 5 71 Switch off TRIP TRIP P669 Power Over Factor 0 00 to 1 00 0 89 Sys rw 5 71 P670 Power Over Factor Time 0 Disabled Os Sys rw 5 71 to 99 s Enabled P671 Power Over Factor Protection Action 0 Alarm 1 Switch off Sys rw 5 71 Switch off TRIP TRIP P703 Bus Off Reset 0 Manual Automatic Sys CFG 5 36 Automatic P705 CAN Controller Status 0 Inactive RO 5 36 Auto baud 2 CAN Active 3 Alarm 4 Error Passive 5 Bus Off 6 Without Power Supply P706 Received CAN Telegram Counte 0 a 065535 RO 5 36 P707 Transmitted CAN Telegrams Counter 0 to 65535 RO 5 36 P708 Bus Off Counter 0 to 65535 RO 5 36 P709 Lost CAN Telegrams Counter 0 to 65535 RO 5 36 P719 DeviceNet Network Status 0 Offline RO 5 36 1 Online Not Connected 2 Online Connected 3 Expired Connection 4 Connection Fault 5 Auto Baud P720 DeviceNet Master Status O Run RO 5 36 1 Idle P725 Communication Module Address O to 255 63 Sys CFG 5 35 5 36 and 5 38 P726 DeviceNet Modbus Baud Rate 0 125 kbit s 4 8 kbit s 3 Autobaud Sys CFG 5 35 1 250 kbit s 9 6 kbit s 38 4 kbit s and 2 500 kbit s 19 2 kbit s 5 36
3. qH 1 Poel i Lis a 52 n R B On OC OM Figure 5 3 Detail modification for drive using digital inputs at 110 Vac 5 4 3 Overload Relay In this operation mode the Control Unit UC presents operation characteristics similar to an overload relay using one NO normally open digital output and another NC normally closed The other digital outputs can be used according to the user s needs In case of a TRIP event the NC output opens and the NO closes The NC output must be used in series with the motor starting contactor coil in order to switch it off in case of a Trip The NO output however can be used to activate an alarm or an indication lamp Digital inputs and outputs are configured as per table 5 3 Table 5 3 Configuration of the digital inputs and outputs for Overload Relay operation mode 5 13 Parameterization 5 4 3 1 Connection Diagram Overload Relay The scheme on figure 5 4 shows an example of the use of the Control Unit on the Overload Relay operation mode where the digital inputs 11 to 14 driven at 24 Vdc and the digital outputs O3 and O4 can be used according to the user s needs R L1 s i2 T L3 R L1 110 240 VAC VDC 50 60Hz my ee ST 2 nN 2 3 4 SRW01 UC SRWO1 CB Figure 5 4 Connection scheme for the Overload Relay operation mode using digital inputs at 24 Vdc The modification
4. 1 Oto fe ale e 4 d Se Oo nN ol w 2 2 UW 4 49 5 1 95 40 1 57 76313 z B 52 5 98 i 120 4 72 jamal aa Z N EEE oO a ud 45 1 77 Figure 8 5 Dimensions of the Current Measurement Unit UMC 5 mm in lt TE I 2 5 0 2 2 i r i bs 250 5 9 86 i 90 3 54 E 265 10 43 Al kee 167 6 57 45 5 1 79 45 1 77 69 2 72 Figure 8 6 Dimensions of the Current Measurement Unit UMC 6 without busbar mm in 8 5 Technical Characteristics SUID ___ 81 D 32 1 26 QO 4p ele Sa ge 5 0 2 S 23 N Ae 7 F Ip LL 250 5 9 86 al 265 10 43 _ 81 3 19 81 3 19 50 3 1 98 90 3 54 167 6 57 45 1 77 69 2 72 45 5 1 79 Figure 8 7 Dimensions of the Current Measurement Unit UMC 6 with busbar mm in 74 2 9 64 2 5 40 1 6 Figure 8 8 Dimensions mm in of the EL Earth Leakage Sensor 8 6 Technical Characteristics DETAIL 1 EL2 and EL3 i ka LA DETAIL 1 EL4 H 1 4 7204 4 ha DETAIL 1 PE ee ee ee ee ee ee ee 0 0 8 40 1 6
5. DDODDODO ________I 100 3 94 71 2 79 ee DDOODDODO 45 1 77 J 127 4 99 bel 0 53 Figure 8 2 Dimensions of the Control Unit UC mm in 8 3 Technical Characteristics 11 0 43 84 3 31 80 3 15 YY 45 1 77 54 3 2 14 3 7 0 14 59 3 2 33 _ EC oo ony 9 18C o O H HLHH Figure 8 3 Dimensions of the Current Measurement Unit UMC 1 2 and 3 mm in 94 2 3 71 90 3 54 68 2 68 66 2 6 3 7 0 14 74 9 2 95 Figure 8 4 Dimensions of the Current Measurement Unit UMC 4 mm in 8 4 70 2 75 Technical Characteristics 45 1 77 45 1 77 _25 0 98
6. 5 63 Parameterization 5 7 17 Voltage Unbalance The voltage unbalance protection monitors the three phases of the motor calculating the voltage unbalance as per equation 3 If the unbalance calculated is greater than that adjusted in parameter P649 for the timer adjusted in parameter P650 the motor can be shut down or just an alarm can be activated according to parameter P651 The unbalance protection follows the recommendations of standard NEMA MG1 NEMA MG1 does not recommend the operation of a motor above 1 of voltage unbalance without reducing the motor capacity derating If the voltage unbalance in the motor terminals exceeds 3 the motor capacity must be derated to 90 and to 75 if the unbalance is of 5 The standard also does not recommend the operation of a motor with a voltage unbalance level above 5 under any circumstances A voltage unbalance level of 5 corresponds to 30 to 50 of unbalance in the current Consequently the greater the voltage unbalance the greater the increase in the motor current and temperature Contact the motor manufacturer for the voltage unbalance tolerances average_value max_deviation unbalance 100 Equation 3 Voltage unbalance as per NEMA MG1 P649 Voltage Unbalance Adjustable 1 to 30 Factory 5 Range Setting Proprieties Sys rw Description It defines the voltage unbalance percentage between the phases P650 Voltage Unbalance Time Adjustable
7. P298 External CT Primary Current to 5000 A 1A Sys CFG 5 31 P299 External CT Secondary Current 1A 5A O 1A Sys CFG 5 3 P311 Action for HMI Communication Error Only fault indication The motor is turned off 0 Only fault indication Sys rw 5 3 P312 Action for EDU Communication Error Only fault indication The motor is turned off 0 Only fault indication Sys rw 3 12 P313 Action in Case of Communication Error O Only fault indication The motor is turned off 2 The motor is turned off and the commands are reset 3 It changes to Local 0 Only fault indication Sys rw 5 34 P314 Serial Watchdog 0 0 to 999 0 s 5 35 P400 P401 Motor Nominal Voltage Motor Nominal Current 1 O to 1000 V 0 0 to 5000 0 A 0 5 A Sys CFG 5 32 5 33 P402 Motor Nominal Current 2 0 0 to 5000 0 A 0 5 A Sys CFG 5 33 P404 Motor Rated Power 0 1 to 6553 5 kW 75 0 kW Sys CFG 5 33 P406 Service Factor 00 to 1 50 1 15 Sys CFG 5 59 P407 Line Frequency oy O sO T N 60 Hz Sys CFG 5 49 P408 Motor Phase Sequence 0 1 2 3 Sys CFG 5 33 P500 Parameter Upload Download sll nn Qa lt lt o 0 mw aa ee nw WN ll ie Q a Ww Q n w 0 No Function Sys rw 4 6 P501 Use
8. According to the acquired model 110 Vac 2OOOOOOO Ix Figure 3 6 24 Vdc digital inputs activation Figure 3 7 110 Vac digital inputs activation 3 10 1 Identification of the Digital Inputs Types UC The SRW O1 indicates the type of digital inputs of Control Unit which is showed at the parameter P085 P085 Type of Digital Inputs UC Range 0 Invalid Factory 1 Invalid Setting 2E AN Cc 3 110 Vac Proprieties RO Description It indicates whether the digital inputs are 24 Vdc or 110 Vac 3 10 Installation and Connection 3 10 2 Connection of an External Power Supply for the Digital Inputs 24 Vdc The 24 Vdc digital inputs can be activated by an external power supply By using this external power supply the SRW 01 makes available only 3 digital inputs because the power supply reference must be connected to the digital input 11 according to the figure 3 8 24Vdc Power Supply ate Figure 3 8 External 24 Vdc power supply connection 3 11 CONNECTION OF THE CONTROL UNIT UC DIGITAL OUTPUTS The Control Unit UC presents 4 digital outputs via relays with the following internal wiring Digital Outputs O1 and O2 share the common terminal C1 Digital Output O3 with common C3 Digital Output O4 with common C4 WA DOODO Figure 3 9 Digital output internal wiring diagram 3 12 EXPANSION DIGI
9. It defines the time delay for the changeover from star to delta ATTENTION D A From firmware version V3 0x on the range of the Start Delta Time P210 has changed From 1 to 99 sto 1 to 999 s Usually start delta starting time P210 lt 15 s For long starting times high inertia it is needed to correct the sizing specifications of the components used in the starter in other words wiring contactors overload trip class P640 etc J 5 20 Parameterization 5 4 6 1 Connection Diagram Star Delta Starter The scheme on figure 5 12 shows an example of the use of the Control Unit UC on the Star Delta Starting operation mode with drive through digital inputs P229 or P232 0 at 24 Vdc using three wires pushbuttons control logic P230 1 and measurement of delta current 110 240 VAC VDC 50 60Hz i 1 L q SRWO1 UMC Figure 5 12 Connection scheme for the Star Delta Starting Operation Mode using digital inputs at 24 Vdc and driven by pushbuttons P230 1 and measurement of delta current S 1 ATTENTION If the Current Measurement Unit UMC is inserted in the delta connection typical connection the motor rated current value P401 must be adjusted for nameplate In Va of the motor rated current indicated in the Example Motor rated current In 100 A P401 Inx 3 P401 100x V3 P401 57 7 A 7
10. P663 Overpower Adjustable 1 to 100 Factory 30 Range Setting Proprieties Sys rw Description It defines the percentage of overpower in relation to the motor rated power P404 P664 Overpower Time Adjustable 0 Disable Factory Os Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the overvoltage time to shut down the motor or signal an alarm If P664 O the function is disabled P665 Overpower Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the overpower protection action Ke NOTE The overpower protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 after 10 s Parameterization 5 7 23 Power Under Factor The monitoring of the power factor is very important especially in applications with asynchronous motors induction motors hydraulic pumps belt conveyors mixers etc whose load varies too much It reflects the current state of the load allowing to detect the motor load loss breaking of components shafts couplings belts etc change in viscosity obstruction in the tubing sub load condition such as cavitation Figure 5 32 presents the behavior of the power factor of the current and of the power based on the load appli
11. c5 O5 C6 O6 C7 07 CB O8 Figure 3 12 Digital output internal wiring diagram 3 13 Installation and Connection 3 15 CONNECTION OF THE EARTH LEAKAGE SENSOR ELS The earth leakage sensor is installed separately from the Control Unit It can be installed in any position and it is connected to the Control Unit by a pair of braided and or shielded wires connected to the sensor terminals and to terminals S1 and S2 of the Control Unit The distance of the connections between the earth leakage sensor and the Control Unit must be the smallest possible The maximum recommended is 10 m The EL1 35 mm earth leakage sensor can be assembled with M3 screws or directly on a DIN 35 mm rail using the adapter accessory The EL2 70 mm EL3 120 mm and EL4 210 mm sensors can only be assembled using screws The EL2 and EL3 sensors are fixed by M3 screws and the EL4 sensor is fixed by M screws It is recommended to use the equivalence ratio between the Current Measurement Units UMCT or Current Voltage Measurement Units UMCT and the earth leakage sensors ELS for installation as shown on the table below Table 3 2 Equivalence between UMC UMCT and ELS Current Measurement Unit UMC or Current Voltage Measurement Unit Earth Leakage Sensor ELS SRWO1 EL1 CT4 SRWO1 EL2 MCT5 SRWO1 EL3 SRWO1 UMC6 UMCT6 SRWO1 EL4 a NOTE lf the measured earth leakage current is inferior to 50 mA
12. 12 6 5 bit2 13 bit3 14 P013 Digital Outputs O1 to O4 bit0 O1 RO 5 8 and Status binary bitl O2 6 6 bit2 O3 bit3 O4 PO14 Last Error O to 200 RO 6 6 PO15 Second Error 0 to 200 RO 6 6 PO16 Current Error O to 200 RO 6 6 P020 PTC Value ohms 0 to 10000 Q RO 6 6 P023 Firmware Version 0 00 to 655 35 RO 6 7 PO30 R Phase TRUE RMS Current 0 0 to 6553 5A RO 6 7 PO31 S Phase TRUE RMS Current 0 0 to 6553 5 A RO 6 7 P032 T Phase TRUE RMS Current 0 0 to 6553 5A RO 6 7 P033 Line Voltage L1 L2 O to 1000 V RO 6 7 P034 Line Voltage L2 L3 O to 1000 V RO 6 7 PO35 Line Voltage L3 L1 0 to 1000 V RO 6 8 PO36 Earth Leakage Percentage Current 0 to 3334 RO 6 8 PO37 Earth Leakage TRUE RMS Current 0 000 to 10 000 A RO 6 8 P042 Powered Relay Time 0 to 65530 h RO 6 8 P043 Motor Running Time 0 to 65530 h RO 6 8 P044 Meter kWh 0 0 to 999 9 kWh RO 6 9 0 1 Quick Reference of the Parameters Parameter Description Adjustable Range Factory Setting ae Proprieties Pg P045 Meter MWh 0 to 65535 MWh RO 6 9 P046 Meter kVArh 0 0 to 999 9 kVArh RO 6 9 P047 Meter MVArh 0 to 65535 MVArh RO 6 9 P050 Motor Thermal Protection O to 100 RO 6 10 P051 Current Imbalance Level O to 100 RO 6 10 P052 Earth Fault Level 0 to 200 RO 6 10 P053 Voltage Unbalance Level O to 100 RO 6 10 PO60 umber of Starts 0 to 65535 RO 6 10 P061 u
13. 7 Nc ATTENTION A For digital inputs it is recomended the use of shielded cables when the cable length exceeds 200 m or if they are subject to electromagnetic interference If any further information is necessay to install the cable refer to the cable manufacturer for the proper installation 7 a NOTE The incorrect selection of the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT by means of parameter P295 and or lack of the setting of the motor rated current P401 and or P402 may result in the incorrect communication of the value of measured current making bit 3 of parameter POO6 Relay Status binary indicate that the motor in ON not allowing he modification of parameters whose modification is only allowed when the motor is not energized n the attempt of moditying those parameters the message STOP will flash for three seconds on he HMI and the modification will not be accepted n those cases disconnect the cable that interconnects the Control Unit UC and the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT The Control Unit UC will signal by means of the STATUS LED and message E0085 on the HMI that there is no communication with the UMC UMCT and the current informed will be zero 0 Set parameter P295 according to the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT obtained and set the motor rated current P40
14. In the firmware versions 2 0x and older the motor thermal protection tripping point was at 250 a o z P051 Current Imbalance Level Adjustable O to 100 Factory Range Setting Proprieties RO Description It informs the percentage of current imbalance between the average current P003 and the phases R P030 S P031 and T P032 currents P052 Earth Fault Level Adjustable O to 200 Factory Range Setting Proprieties RO Description It informs the earth fault current as a percentage of the adjusted current P401 or P402 P053 Voltage Unbalance Level Adjustable O to 100 Factory Range Setting Proprieties RO Description It informs the percentage of voltage unbalance in relation to the average voltage P004 and the voltages L1 L2 P033 L2 L3 P034 and L3 L1 P035 P060 Number of Starts Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of motor starts 6 10 Monitoring P061 Number of Overload Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of overload trips P062 Number of Current Imbalance Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of current imbalance trips P063 Number of Earth Fault Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It i
15. 34 1 33 91 3 58 E 181 90 7 16 j 185 5 7 30 Ww 5 wt le 28 0 31 3O uO 45 1 77 70 2 75 Figure 8 15 Dimensions of the Current Voltage Measurement Unit UMCT 6 with busbar mm in 16 L 98 3 86 w 0 63 ae La 101 3 98 50 1 97 91 1 3 59 Figure 8 16 HMI2 dimensions mm in
16. 66 2 6 20 0 8 90 3 5 with metallic support at the base Figure 8 9 Dimensions mm in of the EL2 EL3 and EL4 Earth Leakage Sensors sa 127 4 99 x m 45 1 77 h lI2 OO OOO Po Fere mran m MY mma SRY 21 KEN Eou 104 4 09 Figure 8 10 Dimensions of the Expansion Digital Unit EDU mm in 8 7 Technical Characteristics 0 43 1 3 7 0 14 54 3 2 14 N ge l 78 3 07 C A l 82 3 22 ar uC X KY L L2 5H Figure 8 11 Dimensions of the Current Voltage Measurement Unit UMCT 1 2 and 3 mm in 11 0 43 F i biia o S S n S o 66 2 6 Ji 68 2 68 3 7 0 14 94 3 7 r SSS L 97 3 81 15 0 16 aC O L2 O he Current Voltage M
17. Figure 5 9 Connection scheme for the Reverter Starting Operation Mode using digital inputs at 24 Vdc and driven by pushbuttons P230 1 5 18 Parameterization The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 10 a The modifications of the scheme for drive through the digital inputs P229 or P232 0 at 24 Vdc and at 110 Vac using two wires switch control logic P230 0 are shown on figure 5 10 b and c 110 VAC 50 60 Hz 110 240 VAC VDC 50 60 Hz 110 VAC 50 60 Hz R L1 R L1 R LI N N N qit at qH H ee EA E E L t 41 gt L gt t gt CITT ITI so K1 i e K1 i K1 6 S2 1 12 13 14 Ic Al S2 A Al 52 11 12 13 14 IC Al a b c Figure 5 10 a Detail modification for drive using digital inputs at 110 Vac and driven by pushbuttons P230 1 b Detail modification for drive using digital inputs at 24 Vdc and c Digital inputs at 110 Vac both with switch drive P230 0 5 4 5 2 Operation Diagram Reversing Starter Start Forward Start Reverse Stop Motor Transition Time Ol Kl O2 K2 TRIP Reset Check Back Motor current Input 14 Figure 5 11 Operation diagram for the Reversing Starter Operation Mode 5 19 Parameterization 5 4 6 S
18. 3 Autobaud 38 4 kbit s P727 DeviceNet Data Profile 0 ODVA 0 ODVA Sys CFG 5 36 1 WEG P728 Numbker of Words from the Slave to lto 12 Sys CFG 5 36 the Master and 5 38 P729 Status Word 1 0 to 65535 RO 5 36 and 5 38 P730 Parameter Transmitted at Word 2 0 to 999 16 Sys rw 5 36 and 5 38 P731 Parameter Transmitted at Word 3 O to 999 80 Sys rw 5 36 and 5 38 P732 Parameter Transmitted at Word 4 0 to 999 81 Sys rw 5 36 and 5 38 P733 Parameter Transmitted at Word 5 0 to 999 3 Sys rw 5 36 and 5 38 P734 umber of Words from the Master to 1 to 4 Sys rw 5 36 he Slave and 5 38 0 8 Quick Reference of the Parameters Parameter Description Adjustable Range Factory Setting w Proprieties Pg P735 Control Word 1 0 to 65535 RO 5 36 and 5 38 P736 Parameter Received at Word 2 0 to 999 0 Sys rw 5 37 and 5 38 P737 Parameter Received at Word 3 0 to 999 0 Sys rw 5 37 and 5 38 P738 Parameter Received at Word 4 0 to 999 0 Sys rw 5 37 and 5 38 P740 Profibus Network Status O Inactive RO 5 38 Initialization error 2 Offline 3 Configuration data error 4 Parameter data error 5 Clear mode 6 Online P742__ Parameter Transmitted at Word 6 0 to 999 30 Sys rw 5 37 and 5 38 P743 Parameter Transmitted at Word 7 0 to 999 31 Sys rw 5 37 and 5 38 P744 ___ Parameter Transmitted at Word 8
19. Alarm 1 Switch off Sys rw 5 43 1 Switch off TRIP TRIP P614 Current Imbalance 5 to 100 40 Sys rw 5 44 P615 Current Imbalance Time 0 Disabled 3s Sys rw 5 44 to 99 s Enabled P616 Current Imbalance Protection Action 0 Alarm 1 Switch off Sys rw 5 44 Switch off TRIP TRIP P617 Earth Fault 40 to 100 50 Sys rw 45 P618 Earth Fault Time 0 Disabled 35 Sys rw 45 to 99 s Enabled P619 Earth Fault Protection Action 0 Alarm 1 Switch off Sys rw 5 45 Switch off TRIP TRIP P620 Phase Loss Current Time 0 Disabled 3s Sys rw 5 46 to 99 s Enabled P621 Phase Loss Current Protection Action 0 Alarm 1 Switch off Sys rw 5 46 Switch off TRIP TRIP P622 Overcurrent 50 to 1000 400 Sys rw 5 47 P623 Overcurrent Time 0 Disabled 35 Sys rw 5 47 o 99 s Enabled P624 Overcurrent Protection Action 0 Alarm 1 Switch off Sys rw 5 47 Switch off TRIP TRIP P625 Undercurrent 5 to 100 20 Sys rw 5 48 P626 Undercurrent Time 0 Disabled Os Sys rw 5 48 o 99 s Enabled P627 Undercurrent Protection Action 0 Alarm Switch off Sys rw 5 48 Switch off TRIP TRIP P628 Frequency out of Range 5 to 20 5 Sys rw 5 49 P629 Frequency out of Range time 0 Disabled Os Sys rw 5 49 o 99 s Enabled P630 Frequency out of Range Protection 0 Alarm 1 Switch off Sys rw 5 49 Action Switch off TRIP TRIP P631 Earth Leakage Protection 0 Disabled 0 Disabled Sys rw 5 51 Enabled P
20. Celsius or centigrade degrees F Fahrenheit AC Alternating current DC Direct current CV Cheval Vapeur 736 Watts unit of power used to indicate the mechanical power of electric motors hp Horse power 746 Watts unit of power used to indicate the mechanical power of electric motors SF Service factor Hz Hertz mA milliamp 0 001 amp re min minute ms millisecond 0 001 second rms Root mean square effective value rpm revolutions per minute speed unit s second V volts Q ohms NO Normally open contact NC Normally closed contact Check Back Verification of running motor TRIP Switching off of the motor by the action of a protection General Information UC Control Unit UMC Current Measurement Unit MC Communication module mm millimeter in inch m meter ft foot ELS Earth Leakage Sensor RCD According to IEC 60755 mechanical switching device or device association developed to cause contacts to open when a residual current reaches a certain value under specific conditions Residual Current Device FLA Set current at Full Load Full Load Amps EDU Expansion Digital Unit 2 3 ABOUT THE SRW 01 The SRW 01 is a low voltage electric motor management system that presents cutting edge technology and has network communication capabilities For being modular its functionalities can be extended making it a versatile product and prepared for several
21. Outputs Control Logic Control Logic 3 wires P230 1 2 wires P230 0 Pushbuttons Switch Stop Pushbutton 2 Start High Speed Start High Speed Stop Pushbutton Switch Pushbutton Switch Adjust P208 according to the application S ke NOTE In the example above the Check Back signal was configured for digital input P208 1 The factory setting is Check Back by motor current P208 O If P208 O then the digital input 14 becomes free for the user P g NOTE In the Pole Changing Starter mode the parameter P401 must be programmed with the low speed 3 nominal current and P402 must be programmed with the high speed nominal current J gt iJ NOTE The motor speed can be changed with the motor switched on after the time defined in P212 has l s elapsed J 5 26 Parameterization 5 4 8 1 Connection Diagram Pole Changing Starter The connection scheme on figure 5 18 shows an example of the use of the Control Unit UC on the Two Winding Starting operation mode with drive through digital inputs P229 or P232 0 at 24 Vdc using three wires pushbuttons control logic P230 1 110 240 VAC VDC 50 60Hz R L1 R L1 SRW01 UNC Figure 5 18 Connection scheme for the Two Windings Starting Operation Mode using digital inputs at 24 Vdc and driven by pushbuttons P230 1 The modification of the scheme for the control
22. Parameterization P232 Remote Command Selection Adjustable om Factory 3 Range 1 HMI Setting 2 USB Ladder 3 Fieldbus Proprieties Sys rw Description It defines the origin of the remote commands If P229 or P232 0 then the local remote commands start stop reversion etc are controlled by the 11 to 14 digital inputs according to the operation mode selected in P202 If P229 or P232 1 then the local remote commands start stop reversion etc are controlled by the HMI W and S amp S keys If P229 or P232 2 USB Ladder then the local remote commands start stop reversion etc are sent by the monitoring dialog Control Signals through the commands LC1 LC2 and LC3 via USB or by the Ladder user program through the system bit markers SX3001 SX3003 refer to the WLP manual If P232 3 the remote commands are controlled by the industrial network master refer to the SRWO1 communication manuals NOTE The Reset button in the monitoring dialog box Control Signals works always regardless of the P229 P232 or P601 programming NOTE The user must select different command options at P229 and P232 If local and remote commands are selected as digital inputs Ix then the Control Unit UC signalizes it through the Status LED and through the HMI E0025 error message If the user selects local or remote commands using the HMI P229 or P232 1 then the action for an H
23. The orientations and suggestions shall be followed in order to guarantee personnel and equipment safety as well as the proper operation of the relay 3 1 MECHANICAL INSTALLATION 3 1 1 Environmental Conditions Avoid Exposure to direct sunlight rain high humidity or sea air A A Explosive or corrosive gases or liquids Excessive Vibration A A Dust metallic particles or oil mist in the air Allowed environmental conditions for operation Temperature According IEC 0 C to 55 C 32 F to 131 F According UL 0 C to 40 C 32 F to 104 F Humidity 5 to 90 non condensing Pollution degree 2 according to UL508 with non conductive pollution Condensation shall not originate conduction through the accumulated residues 3 1 Installation and Connection 3 1 2 Mounting The Control Unit UC Current Measurement Unit UMC1 2 3 and 4 the Expansion Digital Unit EDU and Current Voltage Measurement Unit UMCT1 2 3 and 4 can be installed in any position They can be mounted on a 35 mm 1 38 in DIN rail or through the fixing adapter PLMP with M4 screws a 35 mm 1 38 in DIN rail mounting b Secured with screws Figure 3 1 a and b UC UMC EDU and UMCT mounting 3 2 Installation and Connection i NOTE The Control Unit UC can be mounted together with the Current Measurement Unit UMC making a single unit or separately up to 2 meters The Current Vo
24. The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 13 a The modifications of the scheme for drive through the digital inputs P229 or P232 0 at 24 Vdc and at 110 Vac using two wires switch control logic P230 0 are shown on figure 5 13 b and c 5 21 Parameterization 110 VAC 50 60 Hz 110 240 VAC VDC 50 60 Hz 110 VAC 50 60 Hz R U R L1 R U N N N HE aH dj 1 1 1 HE L H Lis Lis LJ 7 Ij 4 r so pon ai oo K u S2 11 12 13 14 IC Al S2 n 12 13 14 IC A1 S2 i 12 13 14 IC A1 a b c Figure 5 13 a Detail modification for drive using digital inputs at 110 Vac and driven by pushbuttons P230 1 b Detail modification for drive using digital inputs at 24 Vdc and c Digital inputs at 110 Vac both with switch drive P230 0 5 4 6 2 Operation Diagram Star Delta Starter Start Stop O1 K1 O3 K3 Motor Transition Time O2 K2 TRIP Reset Check Back Motor Current Check Back Input 13 A Check Back Input 14 Y Figure 5 14 Operation diagram for the Star Delta Starter Operation Mode 5 22 Parameterization 5 4 7 Dahlander Starter In this mode a Dahlander starter for three phase motors is configured The digital output O1 is reserved internal use for r
25. Without connection busbar IP20 With connection busbar IPOO M Expansion Digital Unit EDU IP20 M Human Machine Interface HMI IP54 M Earth Leakage Sensor ELS IP20 ALLOWED AMBIENT TEMPERATURE M Operation According IEC 0 55 C 32 131 F According UL 0 40 C 32 104 F M Storage and transportation 25 80 C 13 176 F SHORT CIRCUIT RATINGS UL M Control Unit UC refer to the section 3 16 in this manual M Current Measurement Unit UMC refer to the section 3 16 in this manual M Current Voltage Measurement Unit UMCT see item 3 16 of this manual TRIPPING CLASS UL M Control Unit UC 10 20 30 Class M Current Measurement Unit UMC 10 20 30 Class NOMINAL ISOLATION VOLTAGE Ui NOMINAL SUPPLY VOLTAGE Us M 24 Vac Vde 50 60 Hz OPERATION RANGE M 0 80 Us 1 20 Us CONSUMPTION TYPICAL M5W NUMBER OF DIGITAL INPUTS SUPPLY VOLTAGE 110 Vac POWER SUPPLY FOR THE DIGITAL INPUTS M External 110 Vac DIGITAL INPUT CURRENT M5 mA 110 Vac NSULATION NUMBER OF DIGITAL OUTPUTS M 2 SPST outputs CONTACT GROUPING M 2 SPST outputs with shared common MAXIMUM MANEUVER VOLTAGE SMALLEST MANEUVER POWER HI UL 508 C300 R300 MI AC 15 IEC 60947 5 1 1 5 Aac 120 Vac RELAY CONTACT MANEUVER CAPACITY 0 75 Aca 240 Vac M DC 13 IEC 60947 5 1 0 22 Adc 125 Vdc 0 1 Adc 250 Vdc CONTACT CAPACITY RESISTIVE LOAD M3 A 30 Vdc 250 Vac EXTERNAL PROTECTION AGAINST M6 Agl gG fuse SHORT CI
26. the value O zero will be indicated on parameters PO36 and P037 KF NOTE Earth leakage protection is available only on version SRW 01 RCD Check if the acquired Control Unit model has this functionality 3 16 SHORT CIRCUIT RANGES UL The SRWO1 UC and SRWO1 UMC devices UL Certificates are appropriate to use in circuits with capacity to produce the symmetrical effective current RMS below 200 000 A with maximum voltage of 600 V This value of short circuit current is related to the use of non delayed fuses connected between the exterior enclosure panel and the connector of the supply source L2 HMI HUMAN MACHINE INTERFACE HMI The Man Machine Interface of SRWO1 has two models one for vertical mounting HMI and one for horizontal mounting HMI2 The HMI makes it possible the monitoring parameterization and copy of parameters and user programs The recording of up to 3 parameter settings and or user programs is possible The parameters are indicated on the display through the letter P followed by a number E g PO202 where 202 the parameter number There is a numerical value associated to each parameter parameter content which corresponds to the selected option among those available for that parameter The parameter values define the SRW 01 programming or a variable value e g nominal current In order to program the SRW 01 the parameter contents must be changed The HMI can be connected a
27. 13 14 IC A1 S2 11 S2 11 12 13 14 IC A1 a b c Figure 5 16 a Detail modification for drive using digital inputs at 110 Vac and driven by pushbuttons P230 1 b Detail modification for drive using digital inputs at 24 Vdc and c Digital inputs at 110 Vac both with switch drive P230 0 5 24 Parameterization 5 4 7 2 Operation Diagram Dahlander Starter Low Speed ia ig High Speed E Stop E ey O O Motor Current X F Motor Transition a er Time P212 oe O3 K3 TRIP E Reset P Check Back ooo Lal Figure 5 17 Operation diagram for the Dahlander Starter Operation Mode Check Back Aux 14 5 25 Parameterization 5 4 8 Pole Changing Starter In this mode a Pole changing starter for three phase motors with two windings is configured The digital output O1 is reserved internal use for running the motor at the low speed The digital output O2 is reserved internal use for running the motor at the high speed The digital outputs O3 and O4 can be used according to the customer s needs free In case of a TRIP the digital outputs O1 and O2 switch off the starting contactors thus stopping the motor For the Control Unit UC connection diagram presented in the section 5 4 8 1 the digital inputs and outputs are configured according to the table 5 8 Table 5 8 Configuration of the digital inputs and outputs for the Two Winding Starting operation mode Function Digital Inputs
28. 2 24 Vdc 3 110 Vac Communication Module Type Type of Digital Inputs UC Digital Inputs 15 to 110 Status decimal Digital Outputs O5 to O8 Status binary Trip 4 Status binary bitO Voltage Unbalance bit Phase Loss Voltage bit2 Overvoltage bit3 Underpower Monitoring Parameter eons R address PIV Trip 5 Status binary it0 Underpower itl Overpower it2 Power Under Factor it3 Power Over Factor PAS Alarm 4 Status binary itO Voltage Unbalance it Phase Loss Voltage it2 Overvoltage it3 Underpower P116 Alarm 5 Status binary itO Underpower it Overpower it2 Power Under Factor it3 Power Over Factor S J a NOTE The contents of the parameters P006 P007 PO12 PO13 PO71 P072 P073 PO75 PO76 PO77 P087 P110 P111 P115 and P116 are binary numbers where each bit represents a logical state Their contents are shown in binary also on the HMI 7 gt J i NOTE All the variables monitored by the SRW 01 can be accessed via HMI WLP software and Fieldbus 1 Ne P002 Current IN Adjustable 0 to 999 Factory Range Setting Proprieties RO Description It informs the measured current as a percentage of the adjusted current P401 or P402 P003 True RMS Current Adjustable 0 0 to 6553 5 A Factory Range Setting Proprieties RO Description It informs the TRUE RMS current as an average of the
29. 2 Range 1 0 5A Setting 2 14A 3 2A A 3A 5 5A Proprieties Sys rw Description It selects the earth leakage current P633 Earth Leakage Time Adjustable 0 1 to 99 0 s Factory 0 5s Range Setting Proprieties Sys rw Description It defines the earth leakage current time to turn off the motor or to signal alarm increment decrement of 0 1s P634 Earth Leakage Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the earth leakage protection action 5 5 Parameterization 5 7 9 2 Inhibition of the Earth Leakage Protection at Starting The SRW 01 RCD also offers a function that inhibits the earth leakage protection during motor start P635 for a set time P636 as long as the earth leakage protection P631 and trip inhibition at the start P635 are abled The factory standard of function P635 is disabled and the user can able it through the same parameter The inhibition time of start can be set between 1 and 600 s factory setting 5 s through parameter P636 P635 Earth Leakage Start up Inhibit Adjustable 0 Disabled Factory O Range 1 Enabled Setting Proprieties Sys rw Description It ables or disables the inhibition of the earth leakage protection action during motor start P636 Earth Leakage Start up Time Inhibit Adjustable l to 600 s Factory 5s Range Setting Proprieties Sys rw Description It defines
30. 5 6 1 Modbus RTU Parameters for the configuration and operation of the Modbus RTU interface P314 Serial Watchdog P725 Communication Module Address P726 DeviceNet Modbus Baud Rate P770 Reading Programmable Parameter 1 P771 Reading Programmable Parameter 2 P772 Reading Programmable Parameter 3 P773 Reading Programmable Parameter 4 P774 Reading Programmable Parameter 5 P775 Reading Programmable Parameter 6 P780 Value of the Reading Programmable Parameter 1 P781 Value of the Reading Programmable Parameter 2 P782 Value of the Reading Programmable Parameter 3 P783 Value of the Reading Programmable Parameter 4 P784 Value of the Reading Programmable Parameter 5 P785 Value of the Reading Programmable Parameter 6 53 O x Q oO S ie Q i g oO 5 S ie 3 3 Q Es O ce oO E ie a gt oO O Q ion C T 7 4 Cc O ie 3 3 Cc ia Q O lt Q G Q n Cc xe T D Qa 5 0 oO q x O Q 1 ri format on the CD ROM that comes with the product or obtained from the WEG website www weg net i w O oy Parameterization 5 6 2 DeviceNet Parameters for the configuration and operation of the DeviceNet interface P703 Bus Off Reset P705 CAN Controller Status P706 Received CAN Telegrams Counter P707 Transmitted CAN Telegrams Counter P708 Bus Off Counter P709 Lost CAN Telegrams C
31. Back by motor current P208 0 If P208 O then the digital input 14 becomes free for the user Parameterization J NOTE It is possible to make the motor reversion in two ways By means of a stop control followed by a reverter control By means of a reverter control without the need of the stop control This way the reverter control will only be set after the time defined on parameter P212 P212 Motor Transition Time Adjustable 0 01 to 99 00 s Factory 0 05s Range Setting Proprieties Sys CFG Description It defined the Transition time between the switching of the start contactors of the motor Used in the change of direction on the Reverter Starting mode P202 3 in the conversion from star to delta on the Star Delta starting mode P202 4 and in the change of speed for the Dahlander Starting P202 5 and Two Windings P202 6 modes ATTENTION From firmware version V3 0x on the range and the scale of the Motor Transition Time P212 where changed From 50 to 5000 ms to 0 01 to 99 00 s 5 4 5 1 Connection Diagram Reversing Starter The scheme on figure 5 9 shows an example of the use of the Control Unit UC on the Reverter Starting operation mode with drive through digital inputs P229 or P232 0 at 24 Vdc using three wires control logic pushbuttons P230 1 R L1 s 2 TA3 110 240 VAC VDC 50 60Hz SRWO1 UC SRWO1 CB
32. It is only available for the SRWO1 RCD relay P037 Earth Leakage TRUE RMS Current Adjustable 0 000 to 10 000 A Factory Range Setting Proprieties RO Description It informs the TRUE RMS earth leakage current through the earth leakage sensor as long as the earth leakage protection is abled P631 1 It is only available for the SRWO1 RCD relay P042 Powered Relay Time Adjustable 0 to 65530 h Factory Range Setting Proprieties RO Description It informs the number of hours that the SRW O1 has been energized P043 Motor Running Time Adjustable 0 to 65530 h Factory Range Setting Proprieties RO Description It is possible to reset this meter by adjusting P204 1 Oo 8 Monitoring P044 Meter kWh Adjustable 0 0 to 999 9 Factory Range Setting Proprieties RO Description It informs the total accumulated real energy consumed by the motor in kWh It indicates up to 999 9 kWh returning to zero and increasing the meter MWh parameter P045 This value is maintained even when the SRW O1 is powered down It is possible to reset this meter by adjusting P204 3 P045 Meter MWh Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the total accumulated active energy consumed by the motor in MWh This value is maintained even when the SRW 01 is powered down It is possible to reset this meter by adjusting P204 3 P046 Meter kVArh Adjust
33. NO BRASIL Figure 2 3 Identification labels at the UC UMC EDU and UMCT laterals There is a warning label at the top of the Control Unit UC and of the Expansion Digital Unit EDU which informs the voltage of the digital inputs and the function of the S1 and S2 terminals for the acquired model rc Ad WARNING ATENCI N ATEN O Digital Inputs Entradas Digitales 11 14 24VDC Entradas Digitais WARNING ATENCI N ATEN O Input Terminals Terminalesde S1 S2 PTC Digital Inputs Entradas Digitales 15 110 110VAC X Entrada Terminais de Entrada Entradas Digitais Figure 2 4 Warning labels at the UC and EDU tops 2 7 General Information 2 5 HOW TO SPECIFY THE SRW 01 MODEL In order to specify the SRW 01 model refer to the electronic format catalog supplied on the CD ROM that comes with the product or obtained trom the WEG website www weg net 2 6 RECEIVING AND STORAGE The SRW 01 is supplied packed in a cardboard box There is a label outside the box describing the product main characteristics model WEG part number serial number manufacturing date and firmware version In order to open the package 1 Put the package on a table 2 Open the package 3 Take out the product Verity if The identitication label matches the bought model Damage occurred during transportation If any problem is detected contact the carrier immediately If the SRW 01 is not g
34. O the function remains disabled ATTENTION If a cooling time different from O is adjusted the motor must be sized in order to comply with the starting regimen Parameter PO50 is reset during the relay initialization NOTE The thermal memory in case of switching off is not enabled when the cooling time is being used If the Cooling Time is being executed the parameter POQ7 bit 4 Relay Status 2 binary will indicate the value 1 a a Motor on Off gt 4 i b Without cooling time c n 4 With cooling time Jea Cooling time Figure 5 29 a b and c Overload protection with and without cooling time 5 60 Parameterization 5 7 14 Overload Parameterization 5 7 14 1 Tripping Class Programming Suggestion 1 Determine the correct starting time 2 Find the average current during the starting time An average current can be found for any type of starting control Eg Starting an 80 A motor the starting current is 480 A dropping to the nominal after 6 s 480 A 80 A 6x motor In So 6xIn 6s Use the data found in the previous example 6 x In and the 6 s time figure 5 26 in order to find the minimum tripping class necessary to start the cold motor as described at the parameter 640 t s Cold FS 1 15 10 5 6 x Motor In xin Figure 5 30 Cold start tripping class verification Therefore the minimum needed
35. Overvoltage bit3 Undervoltage Proprieties RO Description It indicates if some protection went off but without tripping the motor only alarm E g P115 4 0100b It means that the overvoltage protection went off but since it is configured as alarm the motor is not shut down P116 Status of Alarm 5 binary Adjustable bitO Underpower Factory Range bit Overpower Setting bit2 Power under factor bit3 Power over factor Proprieties RO Description It indicates if some protection went off but without tripping the motor only alarm E g P116 8 1000b It means that the power over factor protection went off but since it is configured as alarm the motor is not shut down 6 18 Diagnosis DIAGNOSIS The error alarm trip and fault diagnoses of the Control Unit UC can be done through the three SRWO1 status LEDs or via HMI messages The following flashing messages are presented on the HMI display Alarm message Indication ALAr TRIP message Indication triP Error message The error code appears flashing E g E0015 Phase Loss followed by a dot As long as it remains in TRIP or error state the dot keeps flashing The SRW 01 classifies the errors in Protection Indicated through the TRIP LED TRIP it stops the motor Alarm it does not stop the motor it only signalizes the error m System indicated through the Status LED Error it stops the motor A
36. P229 or P232 0 defining that the local or remote commands are controlled by digital inputs the control type can be selected as Two wires Switch Three wires Pushbutton Type of Control Behavior logic of digital inputs After detecting a start control transition of the signal O 1 by the rising edge of the digital input the Control Unit according to the Operation Mode P202 ables Two wires Switch the digital output s driving the motor The motor keeps drive while the digital input signal is on level 1 active If there is a signal transition to level O a stop control will be set After detecting a start control transition of the signal 0 gt 1 by the rising edge of the digital input the Control Unit according to the Operation Mode P202 ables Three wires Pushbutton the digital output s driving the motor M After detecting a stop control digital input 11 on level O the Control Unit disables the digital output s stopping the motor P230 Two or Three Wire Command Ix Adjustable O Two wires Switch Factory 1 Range 1 Three wires Pushbutton Setting Proprieties Sys CFG Description Select the type of control m N NOTE The control logic assigned to the digital inputs 11 to 14 and the digital outputs O1 to O4 is described in item 5 4 of this manual for each previously defined Operation Mode P202 N NOTE The OFF control logic for three wires Pushbuttons ca
37. Sys CFG 5 20 P211 Check Back Time 0 1 to 99 0 s 0 5s Sys CFG 5 11 P212 Motor Transition Time 0 01 to 99 00 s 0 05 s Sys CFG 5 18 P220 Local Remote Selection 0 Always Local 2 HMI key Sys rw 5 2 1 Always Remote LOC 2 HMI key LOC 3 HMI key REM 4 Digital Input I3 5 Digital Input 14 6 Fieldbus LOC 7 Fieldbus REM 8 USB Ladder P229 Local Command Selection 0 lx 0 x Sys rw 5 2 1 HMI 2 USB Ladder P230 Two or Three wire Command lx 0 Two wires Switch 1 Three wires Sys CFG 5 4 1 Three wires Pushbutton Pushbutton P231 Stop Logic with Three wire Command O Digital Input 11 NC O Digital Input Sys CFG 5 5 Ix 1 Digital Input 11 NO 11 NC P232 Remote Command Selection 0 lx 3 Fieldbus Sys rw 5 3 1 HMI 2 USB Ladder 3 Fieldbus P277 Digital Output O1 Function O Internal Use 1 Ladder Sys CFG 5 5 1 Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC P278 Digital Output O2 Function 0 Internal Use 1 Ladder Sys CFG 5 5 1 Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC P279 Digital Output O3 Function 0 Internal Use 1 Ladder Sys CFG 5 5 1 Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC P280 Digital Output O4 Function 0 Internal Use 1 Ladder Sys CFG 5 6 1 Ladder 2 Fieldbus 3 Ala
38. Table 4 1 Parameter Groups System Reading Writing Reading Writing Notes 1 The value of the Reading Writing parameter of the System Group is updated when the Pros key is pressed 2 The value of the Reading Writing parameter of the User Group is updated instantaneously by the HMI even before pressing the Pros key 4 5 PASSWORD FOR PARAMETERIZATION The factory default value for the password is 5 The parameter P200 allows selecting the status of the password active or inactive and makes its change possible The procedure to change the password is described next 1 Set the parameter P200 2 2 The parameter POOO is accessed automatically 3 Set the new password value using the increase Q and decrease keys 4 Once the new password value has been adjusted press the key again 5 The parameter P200 is then adjusted automatically to 1 active password POOO Access to the Parameters Adjustable 0 to 999 Factory O Range Setting Proprieties rw Description It releases by means of a password the access for changing the content of the parameters P200 Password Status Adjustable 0 Inactive Factory Range 1 Active Setting 2 Change Password Proprieties Sys rw Description It allows changing the value of the password and or set its status configuring it as active or inactive _ NOTE In order to disable the password set the parameter POOO 5 and the pa
39. UC digital outputs E g P013 12 1100b It means that the digital outputs O3 and O4 are activated The parameters PO86 and P087 present the status of the Expansion Digital Unit EDU digital inputs and outputs respectively P086 Digital Inputs 15 to 110 Status Adjustable 0 to 63 Factory Range Setting Proprieties RO Description It monitors the status of the Expansion Digital Unit EDU digital inputs E g PO86 42 101010b It means that the digital inputs 16 18 and 110 are actuated P087 Digital Outputs O5 to O8 Status Adjustable bi 0 05 Factory Range bil OG Setting lati 2 OY bii 3 O8 Proprieties RO Description It monitors the status of the Expansion Digital Unit EDU digital outputs E g P087 10 1010b It means that the digital outputs O5 and O7 are activated J NOTE The contents of the parameters PO12 PO13 and P087 represent a binary number where each bit J corresponds to one logic state lts content is showed as binary on the HMI The content of PO86 is showed in decimal A A NOTE If a communication loss between the Control Unit UC and the Expansion Digital Unit EDU occurs the status of the Expansion Digital Unit EDU digital inputs and outputs informed at the parameters PO86 and P087 will be O zero After the communication is reestablished before a Control Unit UC reset command is performed it is possible to verify the status of the E
40. circuit current J and the current informed on parameter P037 I I error o x100 Current Z must satisfy the following condition 03 lt 1 lt 5A V Alternate supply source SRW01 UC RCD S1 S2 Figure 5 24 Connection scheme for circuit test of earth leakage current Measuring 5 53 Parameterization 5 7 10 PTC Thermal Protection The PTC thermal protection uses PTC sensors installed inside the motor for its protection Actuation range Actuation value higher than 3 4 kQ Reset value lower than 1 6 kQ The PTC protection presents the following alarms Shorted PTC sensor The SRW O1 switches off the motor and signalizes ERROR on the Status LED and the message E0034 on the HMI Open PTC sensor The SRW 01 switches off the motor and signalizes ERROR on the Status LED and the message E0035 on the HMI P644 PTC Protection Adjustable 0 Disabled Factory O Range 1 Enabled Setting Proprieties Sys rw Description It enables or disables the PTC protection P645 PTC Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the PTC protection NOTE The shorted PTC alarm is activated when the sensor resistance added to the one of the cables is lower than 100 Q The table 5 11 informs the cross section and the maximum length of the cables in order to assure s
41. energy consumption and powers if the Current Measurement Unit UMC is used 3 6 Installation and Connection ATTENTION A For applications with frequency inverters or similar equipments the Current Measurement Unit UMC should be installed between the line and the inverter Its installation at the frequency inverter output is not allowed if the fundamental output frequency is different from 50 60 Hz 3 6 CONNECTION OF THE CURRENT VOLTAGE MEASUREMENT UNIT UMCT It is possible to use a Current Voltage Measurement Unit UMCT instead of a Current Measurement Unit UMCT Besides measuring the motor currents like the UMC it is possible to monitor the line voltages up to 690 V phase sequence power factor cos and all motor powers The SRW 01 has 6 current voltage measurement units A UMCTI1 0 5 5 A 690 V UMCT2 1 25 12 5 A 690 V UMCT3 2 5 25 A 690 V UMCT4 12 5 125 A 690 V UMCTS 42 420 A 690 V UMCT6 84 840 A 690 V For the 0 25 2 5 A range the UMCT1 5 A with 2 turns in the primary must be used according to the A A A A Kl figure 3 4 icy NOTE 4 The TRUE RMS L3 L1 voltage value is calculated from the TRUE RMS voltage measurements of phases L L1 L2 and L2 L3 J g NOTE C The Control Unit UC shows O zero for the voltage readings if the measured voltage in below 35 V J g NOTE The Current Voltage M
42. has 6 current measurement units amp UMC 0 5 5 A UMC2 1 25 12 5 A UMC3 2 5 25 A A RA A UMC4 12 5 125 A UMC5 42 420 A UMC6 84 840 A For the 0 25 2 5 A range the UMC1 5 A with 2 turns in the primary must be used according to the figure 3 4 amp Figure 3 4 0 25 to 2 5 A current range connection two turns in the UMC1 The Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT is connected to the Control Unit UC by means of a ribbon cable with a maximum length of two meters check the cable models available in the catalog supplied in the CD ROM that goes with the product or in the website www weg net The Current Measurement Unit UMC measures the current of the 3 motor phases The RMS current value of each phase is transmitted digitally to the Control Unit UC The Control Unit UC signalizes through the STATUS LED and the E0085 HMI message if the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT is not communicating with the UC The Control Unit UC reports value O zero for the reading of currents if the measured current is below 15 of the rated current P401 and or P402 For measurements above 15 the bit 3 of the parameter POO6 Relay Status binary will present the value 1 indicating that the motor is running ad NOTE The Control Unit UC shows O zero for voltage power factor cos
43. minimum tripping class necessary for starting the motor 5 58 Parameterization 5 7 12 Service Factor When the service factor S F is different from 1 00 and there is the need of using it there are points in the cold motor graph fora S F 1 15 P406 Service Factor Adjustable 1 00 to 1 50 Factory 1 15 Range Setting Proprieties Sys CFG Description It selects the service factor for the SRW 01 Overload protection Due to the IEC 947 4 1 standard the SRW O1 defines 1 15 as the default S F In order to identity the thermal protection actuation times for other S F it is only necessary to shift the xin line proportionally to the left t s s 20 15 0 Ix By x Motor x In 1RS 1 15 FS 1 25 Figure 5 28 Using the S F to identify a new time as well as the other protection devices 5 59 Parameterization 5 7 13 Cooling Time The parameter P642 adjusts the cooling time If it is adjusted in O s P642 is disabled and the cooling time obeys the thermal model curve according to the figure 5 29 b However if the parameter P642 is adjusted with a value different trom O as 50 for instance then after switching off the motor the thermal image will be reset after 50 s according to the figure 5 29 c P642 Cooling Time Adjustable 0 Disabled Factory Os Range 1 to 3600 s Enabled Setting Proprieties Sys rw Description It defines the cooling time If P629
44. of Frequency Setting bit2 Undercurrent bit3 Overcurrent Proprieties RO Description It indicates if any protection actuated with Trip E g PO71 1 0001b It means that the SRW O1 switched off TRIP the motor due to the PTC Thermal protection actuation 6 12 Monitoring P072 TRIP Status 2 binary Adjustable bitO Phase Loss Current Factory Range bit Current Imbalance Setting bit2 Earth Fault bit3 Overload Proprieties RO Description It indicates if any protection actuated with Trip E g PO72 2 0010b It means that the SRW O01 switched off TRIP the motor due to the Current Imbalance protection actuation P073 TRIP Status 3 binary Adjustable bitO Earth Leakage Factory Range bit External Fault Setting bit2 Trip Test bit3 Phase Sequence Proprieties RO Description It indicates if any protection actuated with Trip E g PO73 4 0100b It means that the SRW O1 switched off TRIP the motor due to the Trip test actuation P075 Alarm Status 1 binary Adjustable bio PTC Factory Range bit Out of Frequency Setting bit2 Undercurrent bit3 Overcurrent Proprieties RO Description It indicates if any protection actuated indicating only an alarm without switching off the motor E g PO75 8 1000b It means that the overcurrent protection actuated but because it was configured for alarm the motor has not been stopped P076 Alarm Sta
45. of the Control Unit UC digital inputs Eg PO12 12 1100b It means that the digital inputs 13 and 14 are actuated 6 On Monitoring P013 Digital Output O1 to O4 Status Adjustable bi O O1 Factory Range lot O2 Setting lati 2 O8 lot 3 O4 Proprieties RO Description It monitors the status of the Control Unit UC digital outputs Eg PO13 12 1100b It means that the digital outputs O3 and O4 are activated P014 Last Error Adjustable O to 200 Factory Range Setting Proprieties RO Description It informs the number of the last error occurred at the SRW 01 In order to understand the meaning of the error codes refer to the section 7 2 in this manual P015 Second Error Adjustable 0 to 200 Factory Range Setting Proprieties RO Description It informs the number of the second last error occurred at the SRW 01 In order to understand the meaning of the error codes refer to the section 7 2 in this manual P016 Current Error Adjustable O to 200 Factory Range Setting Proprieties RO Description It informs the number of the SRW O1 current error In order to understand the meaning of the error codes refer to the section 7 2 in this manual P020 PTC Value ohms Adjustable O to 10000 Q Factory Range Setting Proprieties RO Description It informs the PTC sensor resistance value in ohms Oo 6 Monitoring P023 Firmware Version Adjustable 0 0
46. only work with the Control Unit firmware version V3 00 or higher In order to verify the Control Unit UC firmware version consult the parameter P023 or the label at the lateral product latera J 3 12 Installation and Connection 3 13 CONNECTION OF THE EXPANSION DIGITAL UNIT EDU DIGITAL INPUTS There are two Expansion Digital Unit EDU models one with 24 Vdc digital inputs and the other with 110 Vac digital inputs Both models can be connected to the Control Unit UC regardless of the Control Unit type of digital inputs The digital inputs are activated applying either 24 Vdc or 110 Vac from an external power supply and the terminal EC is the reference as presented in the figures 3 10 and 3 11 24 Vdc 110 Vac Power Power Supply Supply 4 OOMWOUOOOUO PL ODOOOVOOOO PE l5 l6 I7 18 19 NO EC PE b 16 I7 8 WY 10 EC Figure 3 10 Activation of 24 Vdc digital inputs Figure 3 11 Activation of 110 Vac digital inputs K NOTE According to the acquired model 3 14 CONNECTION OF THE EXPANSION DIGITAL UNIT EDU DIGITAL OUTPUTS The Expansion Digital Unit EDU provides 4 relay digital outputs with the following internal connection diagram al Digital Output O5 with common C5 Digital Output O6 with common C6 Digital Output O7 with common C7 Digital Output O8 with common C8 A A A
47. protection action _ NOTE The overvoltage protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 after 10 s Parameterization 5 7 20 Undervoltage This protection allows to monitor the voltage minium variations When some voltages measured are below the limit adjusted in parameter P657 for the time defined in parameter P658 the motor can be shut down or just an alarm can be activated according to parameter P659 P657 Undervoltage Adjustable 1 to 30 Factory 15 Range Setting Proprieties Sys rw Description It defines the undervoltage percentage in relation to the motor rated voltage P400 P658 Undervoltage Time Adjustable 0 Disable Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the undervoltage time to shut down the motor or signal an alarm If P658 O the function is disabled P659 Undervoltage Protection Action Adjustable 0 Alarm Padr o 1 Range 1 Switch off TRIP Proprieties Sys rw Description It defines the undervoltage protection action ie NOTE The undervoltage protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 afte
48. protection level PO50 reaches the automatic reset level adjusted in P647 if the motor is turned off before reaching 100 of the motor thermal protection PO50 if a motor TRIP occurs or if a manual reset is performed while the motor thermal protection PO5O is below the value adjusted in P646 P646 Overload Protection Pre alarm Adjustable 0 to 99 Factory 80 Range Setting Proprieties Sys rw Description It defines the overload protection pre alarm detection level It is available only if the overload protection action is set for TRIP P641 1 Setting P646 O disables the pre alarm function Parameterization P647 Overload Pre alarm Auto Reset Adjustable 0 to 99 Factory 75 Range Setting Proprieties Sys rw Description It defines the automatic pre alarm reset level The auto reset is only performed if there is no other alarm or TRIP in the system Setting P647 O disables the pre alarm auto reset function P050 TRIP 100 aon P646 4 P647 4 1 I I i 1 1 i i 1 1 I i 1 1 1 1 T SET RESET t Figure 5 25 Overload protection pre alarm auto reset programming NOTE The pre alarm level programmed in P646 must be higher than the reset level adjusted in P647 The Overload protection has curves that simulate the heating up and the cooli
49. protection works only with three phase motors but not when delta connection is used In this case only the Imbalance and or Earth Fault protections will work Parameterization 5 7 6 Overcurrent The Overcurrent protection is used independently from the Overload protection When the average current exceeds the limit adjusted at the parameter P622 longer than the time defined in the parameter P623 then the motor may be switched off or only an alarm be activated according to the parameter P624 The Overcurrent protection has default values that work as the locked rotor protection 400 of the Motor Nominal Current 1 P401 and for the operation modes Dahlander and Pole Changing also the Motor Nominal Current 2 P402 during 3 s P622 Overcurrent Adjustable 50 to 1000 Factory 400 Range Setting Proprieties Sys rw Description It defines the percentage of overcurrent P623 Overcurrent Time Adjustable 0 Disabled Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with overcurrent before switching off the motor or indicating an alarm If P623 0 the function remains disabled P624 Overcurrent Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the Overcurrent protection Parameterization 5 7 7 Undercurrent The Undercurrent protection mo
50. saved on the control unit UC In this case the message NULL will flash on the HMI for two seconds ATTENTION Only execute the COPY function with the motor disconnected from the power line Make sure the data download is done from the correct memory position P500 501 4 5 or 4 6 1 Procedure to Be Used to Copy Parameter Sets and or User Programs from the SRW 01 A Source to the SRW 01 B Destination 1 Connect the HMI to the SRW 01 from which the parameters have to be copied SRW 01 A 2 In order to save the parameters or user program the storing position must be selected at parameter P500 Save Bank 1 2 or 3 or P501 Save Applicative 1 2 or 3 Press the Proc key During the recording the message COPY is presented on the HMI P500 or P501 get automatically back to O No Function when the transfer is finished 3 Disconnect the HMI from the SRW 01 A 4 Connect the same HMI to the SRW 01 B to which the parameters or user program have to be copied 5 In order to load the parameters or user program the position where the data had been stored must be selected at parameter P500 Load Bank 1 2 or 3 or P501 Load Applicative 1 2 or 3 Press the D key During the data loading the message READ is presented on the HMI P500 or P501 get automatically back to O No Function when the transfer is finished 4 5 HMI From this moment on the SRW 01 A and B will be with the same parameteri
51. tripping class to start the motor is the class 10 because the class 5 has a shorter time for that current This class 10 allows the cold starting of the motor In order to determine the tripping class necessary for warm starting the motor it is necessary to know the locked rotor time that the motor can withstand With the locked rotor time we identify the maximum tripping class that will protect the motor at warm starting as described at the parameter P640 For instance 6 6 x In 7s Warm T 40 35 30 0 6 x Motor In xin Figure 5 31 Warm start tripping class verification 5 61 Parameterization Therefore the maximum tripping class that will protect the motor is the class 35 The class 40 has a longer time for this current The class 35 allows the warm starting of the motor and the protection in any condition i NOTE The thermal protection adopts the standard three phase IP55 Weg motor as a model therefore if the used motor is different do not program the tripping class at the maximum but next to the minimum tripping class necessary for starting the motor 5 7 15 Tripping Class Programming Example 5 62 Motor data Power 50 hp Voltage 380 V Nominal current In 71 A Service factor S F 1 00 Ip In 6 6 Locked rotor time 12 s warm Speed 1770 rom Motor starting load data Starting current 4 x the motor nominal current during 25 s 4 x In 25 s 1 At
52. unit with digital inputs at 110 Vac is shown on figure 5 19 a The modifications of the scheme for drive through the digital inputs P229 or P232 0 at 24 Vdc and at 110 Vac using two wires switch control logic P230 0 are shown on figure 5 19 b and c 110 VAC 50 60 Hz 110 240 VAC VDC 50 60 Hz 3 110 VAC 50 60 Hz R L1 ry R L1 R L1 N N cro fi T 4 eR a 1 vid RAR aou a b c Figure 5 19 a Detail modification for drive using digital inputs at 110 Vac and driven by pushbuttons P230 1 b Detail modification for drive using digital inputs at 24 Vdc and c Digital inputs at 110 Vac both with switch drive P230 0 5 27 Parameterization 5 4 8 2 Operation Diagram Pole Changing Starter Low Speed ae sae High Speed wane Stop OD KD e ER Motor Transition Time P212 O2 KI TRIP C ryan Reset Check Back Motor Current Check Back Input 14 Figure 5 20 Operation diagram for the Pole Changing Starter Operation Mode 5 4 9 PLC Mode In this operation mode the Control Unit UC does not use the UMC UMCT so only the PTC thermal protection P644 can be abled for the SRWO1 PTC the Earth Leakage P631 protection for the SRWO1 RCD and the External fault P606 In this mode the SRW O1 operates similarly to a PLC allowin
53. user 5 15 Parameterization 5 4 4 1 Connection Diagram Direct Starter The scheme on figure 5 6 shows an example of the use of the Control Unit UC on the Direct Starting operation mode with drive through the digital inputs P229 or P232 0 at 24 Vdc using control logic of control with three wires pushbuttons P230 1 110 240 VAC VDC 50 60Hz ars H 1 1 He Me L la R L1 I gt I gt I gt SRWO1 UC Figure 5 6 Connection scheme for the Direct Starting Operation Mode using digital inputs at 24 Vdc and driven by pushbuttons P230 1 The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 7 a The modifications of the scheme for drive through the digital inputs P229 or P232 0 at 24 Vdc and at 110 Vac using two wires switch control logic P230 0 are shown on figure 5 7 b and c 110 VAC 50 60 Hz 110 240 VAC VDC 50 60 Hz 110 VAC 50 60 Hz R L1 R L1 R L1 N zi m4 2 rif y _ 9 wn N v i u x _ M Jr _1 4 n oe C p m K at ir fi V w amp FL E aa x can oes L oy S2 11 12 a b c Figure 5 7 a Detail modification for drive using digital inp
54. x In 25 s The selected tripping class is Class 10 with 33 7 s 3 x In The multiplying factor of the table 5 3 for 80 In is 0 48 The final actuation time will be 0 48 x 33 7 s 16 2 s i e the time has been reduced from 33 7s for a cold starting to 16 2 s for a warm starting therefore another start will not be possible before the motor thermal image diminishes i e the motor cools down 5 7 16 Phase Sequence The phase sequence protection aims at protecting loads that can only rotate in a single direction When enabled by means of parameter P648 it only allows the phase sequence selected in parameter P408 Motor Phase Sequence direct phase sequence 1 2 3 or reverse 3 2 1 The phase sequence is detected from the reading of the power supply voltage signals If the sequence is different from that adjusted in P408 a TRIP signal is generated preventing the activation of the motor There is no timing adjustment for this protection The cause of the fault is generally related to the improper connection of the motor power supply cables P648 Phase Sequence Adjustable 0 Disabled Factory 0 Range 1 Enabled Setting Proprieties Sys rw Description It enables and disables the phase sequence protection a ae NOTE The phase sequence protection only works for three phase motors It is only available when the Current Voltage Measurement Unit UMCT is used and voltage is present in the three phases of the motor
55. 0 Disable Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the voltage unbalance time between the phases to shut down the motor or signal an alarm If P650 O the function is disabled P651 Voltage Unbalance Protection Action Adjustable 0 Alarm Factory Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the voltage unbalance protection action Parameterization N a NOTE Use this protection to detect and protect the motor against little voltage unbalances For unbalance levels over 35 use the Phase Loss protection Voltage NOTE The voltage unbalance protection only works for three phase motors It is only available when the Current Voltage Measurement Unit UMCT is used 5 7 18 Phase Loss Voltage The Phase Loss protection is based on the Voltage Unbalance protection It monitors the voltage of the three phases of the motor If a voltage unbalance greater than 35 is detected for the period adjusted in parameter P652 the motor can be shut down or just an alarm can be activated according to parameter P653 P652 Phase Loss Time Voltage Adjustable 0 Disable Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the phase loss voltage to shut down the motor or signal an alarm If P652 0 the function is disabled P653 Phase Loss Protection Action Voltag
56. 0 Thus the motor start time is 10 s 5 40 Parameterization 5 7 1 Hysteresis In order to improve stability and prevent oscillations a hysteresis value is applied to the protections of overvoltage undervoltage underpower overpower power under factor and power over factor The hysteresis value is subtracted from the maximum value for the protections of overvoltage overpower and power over factor For the protection of undervoltage underpower and power under factor the hysteresis value is added to the minimum adjustment value of the protection Defining thus a value to start the counting and reset the protection timer Figure 5 23 presents a diagram of hysteresis application E AAAI A U Maximum Value Hysteresis Nominal Value LIE VRR JII Hysteresis Minimum Value Protection Timer Time s Figura 5 23 Hysteresis application P605 Hysteresis Adjustable 0 to 15 Factory 5 Range Setting Proprieties Sys rw Description It defines the hysteresis percentage in relation to the maximum and minimum values of protection of overvoltage undervoltage underpower overpower power under factor and power over factor Example Voltage minimum value undervoltage adjusted in 100 V When voltage reading lt 100 V is identified the protection meter P658 starts If the signal returns to normal state rated value before the timer reaches the adjusted value causing a
57. 0 Hz R L1 yA A sF L i L PET S52 11 12 13 14 IC A1 Figure 5 22 Detail modification for drive using digital inputs at 110 Vac 5 29 Parameterization 5 5 MOTOR CONFIGURATION In order to achieve an efficient motor protection it is necessary to configure the parameters correctly according to the motor data P295 Current and or Voltage Measurement Unit UMC UMCT Adjustable 0 UMCO UMCTO 0 25 2 5 A Factory 1 Range 1 UMCI UMCT 0 5 5 A Setting 2 UMC2AIUIMCTE 1 25 12 5 A 3 UMC SUIMICIS 2 5 25 4 UMC4 UMCT4 12 5 125 A 5 UMC5 UMCT5 42 420 A 6 UMC6 UMCT6 84 840 A 7 UMC1 UMCT1 external CT Proprieties Ss Cac Description It selects the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT that will be connected to the SRW 01 For more information refer to the section 3 5 and 3 6 of this manual NOTE The Control Unit sends out a signal through the STATUS Led Red and message E0082 on the HMI if the rated current of the motor P401 P402 is out of the current measuring unit range In this condition it does not allow the motor to be driven while there is an error condition and automatically leaves the error condition when the setting is valid There is no need for the reset control A signal is C sent out through the STATUS Led Green and the message E0082 on the
58. 0 to 655 35 Factory Range Setting Proprieties RO Description It informs the SRW 01 firmware version P030 R Phase TRUE RMS Current Adjustable 0 0 to 6553 5 A Factory Range Setting Proprieties RO Description It informs the motor R phase TRUE RMS current value P031 S Phase TRUE RMS Current Adjustable 0 0 to 6553 5 A Factory Range Setting Proprieties RO Description It informs the motor S phase TRUE RMS current value P032 T Phase TRUE RMS Current Adjustable 0 0 to 6553 5 A Factory Range Setting Proprieties RO Description It informs the motor T phase TRUE RMS current value P033 Line Voltage L1 L2 Adjustable 0 to 1000 V Factory Range Setting Proprieties RO Description It indicates the TRUE RMS voltage between phases L1 and L2 P034 Line Voltage L2 L3 Adjustable O to 1000 V Factory Range Setting Proprieties RO Description It indicates the TRUE RMS voltage between phases L2 and L3 i N Monitoring P035 Line Voltage L3 L1 Adjustable O to 1000 V Factory Range Setting Proprieties RO Description It indicates the TRUE RMS voltage between phases L3 and L1 P036 Earth Leakage Percentage Current Adjustable 0 to 3334 Factory Range Setting Proprieties RO Description It informs the percentage of earth leakage current in relation to the current level set on parameter P632 as long as the earth leakage protection is abled P631 1
59. 0 to 65535 RO 6 15 PO83 Input Terminals S1 S2 Function 0 PTC RO 6 15 TELS P084 Communication Module Type 0 None RO 5 34 1 Modbus RTU and 2 DeviceNet 6 15 3 Profibus DP PO85 Type of Digital Inputs UC 0 Invalid RO 3 10 1 Invalid and 2 24 Vdc 6 15 3 110 Vac 0 2 Quick Reference of the Parameters Parameter Description Adjustable Range Factory Setting a Proprieties Pg PO86 Digital Inputs 15 to 110 0 to 63 RO 5 8 and Status decimal 6 15 P087 Digital Outputs O5 to O8 bit0 O5 RO 5 8 and Status binary bitl O6 6 16 bit2 O7 bit3 O8 P100 Number of Voltage Unbalance 0 to 65535 RO 6 16 P101 umber of Phase Loss Voltage 0 to 65535 RO 6 16 P102 Number of Overvoltage Trips 0 to 65535 RO 6 16 P103 umber of Undervoltage Trips 0 to 65535 RO 6 16 P104 umber of Underpower 0 to 65535 RO 6 17 P105 Number of Overpower Trips 0 to 65535 RO 6 17 P106 umber of Power Under Factor Trips O to 65535 RO 6 17 P107 Number of Power Over Factor Trips 0 to 65535 RO 6 17 P110 Trip 4 Status binary bitO Voltage Unbalance RO 6 18 bit Phase Loss Voltage bit2 Overvoltage bit3 Undervoltage P111 Trip 5 Status binary bitO Underpower RO 6 18 bit Overpower bit2 Power Under Factor bit3 Power Over Factor P115 Alarm 4 Status binary bit Voltage Unbalance RO 6 18 bit Phase Loss Voltage bit2 Overvoltage bit3 Undervoltag
60. 0 to 999 32 Sys rw 5 37 and 5 38 P745 Parameter Transmitted at Word 9 0 to 999 50 Sys rw 5 37 and 5 38 P746 Parameter Transmitted at Word 10 O to 999 0 Sys rw 5 37 and 5 38 P747_ _ Parameter Transmitted at Word 11 O to 999 0 Sys rw 5 37 and 5 38 P748 Parameter Transmitted at Word 12 0 to 999 0 Sys rw 5 37 and 5 38 P770 to Reading Programmable Parameter 1 0 to 999 0 Sys rw 5 35 P775 to 6 P780 to Value of the Reading 0 to 65535 0 RO 5 35 P785 Programmable Parameter 1 to 6 P799 UMC UMCT Gain Adjustment 0 900 to 1 100 1 000 Sys rw 5 31 P800 to User Parameters 0 to 65535 0 Us rw 5 75 P899 RO Read only parameter rw Reading writing parameter CFG Configuration parameter it can only be changed with a stopped motor Sys System parameter Its value is updated when the p key is pressed Us User parameter Its value is instantaneously updated by the HMI even before pressing the key 0 9 Quick Reference of the Parameters 0 10 Safety Instructions SAFETY INSTRUCTIONS This manual contains the necessary information for the correct use of the SRW O1 smart relay It has been developed to be used by personnel with adequate training or technical qualification to operate this type of equipment 1 1 SAFETY WARNINGS IN THE MANUAL The following safety warnings are used in this manual DANGER 7 The nonobservance of the procedures recommended in t
61. 1 and or P402 according to data on the motor nameplate After setting those parameters reconnect the connecting cable between the UC and the UMC UMCT and run an error reset using the front button and then set the other parameters of the system ATTENTION A The digital inputs and outputs functions of the Control Unit are automatically configured according to the selection of the operating mode through parameter P202 The factory default operating mode is the Overload Relay mode P202 1 digital outputs O1 and O2 are used to signal TRIP NO normally open and TRIP NC normally closed respectively ATTENTION The electronic boards contain components sensitive to electrostatic discharges Do not touch components and connectors directly J NOTE Read this manual completely before installing or operating the relay General Information GENERAL INFORMATION 2 1 ABOUT THE MANUAL This manual presents the instructions for the installation and commissioning of the Smart Relay WEG SRW 01 as well as its main characteristics In order to get information on other functions accessories and operation conditions refer to the following manuals Ladder Programming Manual WLP Modbus RTU Communication Manual DeviceNet Communication Manual Profibus DP communication Manual These manuals are supplied in electronic format on the CD ROM that comes with the smart relay or can be downloa
62. 632 Earth Leakage Current Level Selection 0 0 3 A 2 1A Sys rw 5 51 0 5A D i A 3 2A 4 3A 5 5A P633 Earth Leakage Time 0 1 to 99 0 s 055 Sys rw 5 51 P634 Earth Leakage Protection Action 0 Alarm 1 Switch off Sys rw 5 51 1 Switch off TRIP TRIP 0 6 Quick Reference of the Parameters Parameter Description Adjustable Range Factory Setting Proprieties Pg P635 Earth Leakage Start up Inhibit 0 Disabled 0 Disabled Sys rw 5 52 Enabled P636 Earth Leakage Start up Time Inhibit to 600 s 5s Sys rw 5 52 P637 Earth Leakage Short circuit Trip Inhibit 0 Disabled 0 Disabled Sys rw 5 53 Enabled P640 Relay Tripping Class 0 Disabled 2 Class 10 Sys rw 5 55 Class 5 2 Class 10 3 Class 15 4 Class 20 5 Class 25 6 Class 30 7 Class 35 8 Class 40 9 Class 45 P641 Overload Protection Action 0 Alarm Switch off Sys rw 5 55 1 Switch off TRIP TRIP P642 Cooling Time 0 Disabled Os Sys rw 5 60 1 to 3600 s Enabled P643 Auto reset 0 Disabled 0 Disabled Sys rw 5 75 1 Enabled P644 PTC Protection 0 Disabled 0 Disabled Sys rw Betsy 1 Enabled P645 PTC Protection Action 0 Alarm 1 Switch off Sys rw 5 54 1 Switch off TRIP TRIP P646 Overload Protection Pre alarm O to 99 80 Sys rw 5 55 P647 Overload Pre alarm Auto Reset 0 to 99 75 Sys rw 5 56 P648 Phase
63. A 240V DC 13 le Ue 0 22A 25V 0 1 A 250V Fuse max BA gLigG Protection degree IP20 UL 508 MAX TA 40 C 104 F IEC 60947 4 1 Ui 300V Uimp 4kV IEC 60947 5 1 Ui 300V Uimp 4k V PAXTA 550C 1319F AC15 le Ue 1 5A 120V 0 75A 240V DC13 le Ue 0 22A 25V 0 1A 250V Fuse max BA gLigG p Protection degree IP20 Tripping current at 125 of FLA Aux Cont 3A 30VDC 260VAC resistive o Aux Cont 3A 20VDC 250VAC resistive 300 R300 T C300 R300 75 C Cu wire only See user manual for short circuit ratings Use only with SRWOT UC V300 or later MADE IN BRAZIL HECHO EN BRASIL MADE IN BRAZIL HECHO EN BRASIL FABRICADO NO BRASIL y ie FABRICADO NO BRASIL J 4 l MOD SRWO1 UMCT 1 MOD SRWO1 UMC1 i MAT 12345678 1234 6 MAT 10558179 v1 00 SERIAL 1234567890 SERIAL 1234567990 OP 12345678 471 OP 12348678 aTi le 05 54 50 80Hz le 058A s0 eokz 0 gt j Ue 590V 50 50Hz EC 60947 4 1 N Ui BODY Uimp Sky EC 80947 4 1 Ui 690V imp BKY MAX TA 55 C 13 F MAX TA 85 C 1319 Protection degree IP20 Protect on degree IP20 u50 AXTA ave 100 F Voltage 600 VAC Tip turrent at 125 of FLA 75 C CU wire only Use only with SRWO1 UC 4 00 or later Use only with SRW01 UC See user manual for short circuitratings See user manual for short circuit ratings WADE NBRAZIL HECHO EN BRASIL FABRICADO NO BRASIL MADE NERAZL HECHO EN BRASIL FABRICADO
64. A 5 69 52S Power Under FATO namer T 5 70 5 7 24 Power Over Factor cccccceeeceeseeeeeeeeeeeenneeeeeeeeeeeeeenceeeeeeeeeeeeeenseeeeeeeeeeestiiiteeeeeeeseennnaaes 5 7 5 7 25 R s t T 5 72 PAE EE vvesuiied sdesavededesugedeiiesnseseiepadesedesndededea sue dedsandegedsansecedeanstseveusgbevad 5 72 Of ay oF al EE eRe CRT Cree eer rer eee erent enna ere ren ee rer renner ree renererr er Tire 5 73 5 7 26 Reset othe Factory SetINGS ere eein terete n a aera o T E E E A E s 5 74 DALT ANOT ESNE EER EREEREER EE EERE EEEE ERE EEEE EEEREN EEEE EENKEER EEEIEE EEN EREET 5 75 5 7 28 ladder Program Ex6cution srren a E E RMER RS 5 75 5 7 29 User Parameters cccccccceccceccecccucceuccueceucesucsuuceescuuesaeceaceueesaueeaseuesaeeeeeueesaneeseeueesanenaes 5 75 Summary CHAPTER 6 Monitoring 6 1 Monitoring Parameters i lll ll ll nln nn nnn nn EI I I nnn nnn le 6 1 CHAPTER 7 Diagnosis Hl Diagnosis vig LEDS w2 icesdasidasidasadasadanndqnnngnadonnngnedonengnedanenonsdansnonedanetantanetanstanteneterecenaterccenceerees 7 1 PZ IDiGGNOSIS VIG MAN Alls sags cos cceacceacceacceaaceaccs antec E antec E teens Cheon Oh eons eet oaas T OREN 7 2 CHAPTER 8 Technical Characteristics 8 1 Mechanical Data ccccccccceccccceecccecucccecuuececccueeseceauececeuauececeauueeeceaueeeeeeaueesessunereesaueeseeeuneeeenaanes 8 3 Quick Reference of the Parameters QUICK REFERENCE OF THE PARAMETERS The parameters highlighted in blue are only available for the v
65. Connection Diagram PLC ensssascenacanananada Sa aSa a RnR RRRnRRRN 5 29 MIGIOT C ONNU NO peaa ae AEE E E AE EIRE E E EAE RA EEA A A E 5 30 Communication Network Configuration ccccccccecceeeeeeeceeeeeeseeeeeeseeeeectaceeeeceieeeesenteseeeeetieeeeees 5 34 50 1 Modbus RT U secutenscastdinsdentesnceneds enceseadandonestank cua claekaaeelanicanaiae A E ANENE RA 5 35 5 6 2 DeviceNet orarsannanssanonananasananananana nananana a WT A WT WW WW A WA WWW NANENANE NAA 5 36 5623 Probus DP secicin is inks ange ms daante sncscads a iudacads eneagateaudcaranauesaugaiveuandeautacaaues 5 38 5 7 Protection Contiguration Pram ele Orea rra na EAr En ENEE ARONEN ANAON ANEAN ENNEN TE NEETA E 5 39 A ETE 2s ausavasacssaau sass ssest sesh issdvat sca sdvateassucetecesasecesdses sce savesesastesseatseseeecesaseeeseseeeeacnse 5 4 NABAS UE r T EEE ee en een enc eee et 5 42 5 7 3 Current Imbalance between Phases cccccccsceeeseeeeeeeseeeeeeeseeeeeeeseeeeeetaseeesetsseeeensaeees 5 44 67 4 Barth Fault hate eee hihi ae Renee 5 45 S79 Phase loss Curen ieee nee a 5 46 STO ONECIE a aE E EE AEA E AA E AEAEE E A EAE 5 47 5 71 WMGSreuirr ete ei a RE REAR EAE A E E EE E E RE 5 48 5 7 8 Frequency out of RANGE ccceecccceeeececeeeeseeeeeeeseeeeeecteeeeeeetsaeeeeeeseeeeeeteseeeeesueteeestiteeeeenaas 5 49 5 7 9 Earnh LEGkaGeS 2 c cccesseiaccavetecadadasecsdadececstedecatattdacasecsdesusetecaceuetatereuecatecesasanncrsesnnaneaganas 5 50 5 7 9 1 Earth Leakage Pro
66. Description It defines the motor phase sequence used in the phase sequence protection protecting loads that can be run only in one direction of rotation Parameterization 5 6 COMMUNICATION NETWORK CONFIGURATION The SRW 01 has several standardized communication protocols for information exchange through communication networks such as Modbus RTU DeviceNet and Profibus DP P084 Communication Module Type Adjustable 0 None Factory Range 1 Modbus RTU Setting 2 DeviceNet 3 Profibus DP Proprieties RO Description It indicates if there is a communication module connected and what type it is P313 Communication Error Action Adjustable O Only Fault Indication Factory 0 Range 1 The Motor is Switched Off Setting 2 The Motor is Switched Off and the Commands are Reset 3 It Changes to Local Proprieties Sys rw Description This parameter allows selecting which action must be executed by the SRW O1 if a communication error is detected _ NOTE In order to obtain more details on the relay configuration for operating with those protocols refer to the SRW 01 Communication Manuals NOTE The protocol is selected through the insertion of the communication module The SRW 01 operates with one protocol at a time ATTENTION The communication module which defines the communication protocol can only be inserted or removed with the SRW 01 deenergized 5 34 Parameterization
67. E0082 on the HMI if the motor nominal current P401 P402 is out of the UMC UMCT range Motor starting is not allowed as long as the relay remains in this condit ion but it leaves the error condition without a reset command as soon as a valid setting is performed signalizing the new condition through the Status LED C in green and removing the E0082 message from the HMI J E g message E0082 using external CTs with a 200 1 ratio with two CT secondary turns through the UMC1 UMCT1 so that the number of turns n 2 and the motor nominal current adjusted in 48 A The transforming factor K used to calculate the current reading range for external CTs is obtained dividing the ratio 200 1 resulting in a factor K 200 As the UMC1 UMCTI1 current range goes from 0 5 to 5 A by using the external CT with a 200 1 ratio the maximum current will be 200 A and the minimum will be of 0 5 x K n resulting in 50 to 200 A For more information refer to the section 3 7 of this manual P400 Motor Nominal Voltage Adjustable 0 to 1000 V Factory 380V Range Setting Proprieties Sys CFG Description It defines the motor power supply voltage 5 32 Parameterization P401 Motor Nominal Current 1 Adjustable 0 0 to 5000 0 A Factory O 5A Range Setting Proprieties Sys CFG Description It defines the motor nominal current For the operation modes transparent overload relay direct on line start star delta and rever
68. ELAY CONTACT MANEUVER CAPACITY M UL 508 C300 R300 M AC 15 IEC 60947 5 1 1 5 Aac 120 Vac 0 75 Aca 240 Vac M DC 13 IEC 60947 5 1 0 22 Adc 125 Vdc 0 1 Adc 250 Vdc CONTACT CAPACITY RESISTIVE LOAD M3 A 30 Vdc 250 Vac EXTERNAL PROTECTION AGAINST M6 Agl gG fuse SHORT CIRCUIT TERMINAL STRIPS M Torque 0 5 Nm 4 5 lb in M Conductor cross section Stripped solid wire 1 x 0 2 2 5 mm2 1 x 26 12 AWG Stranded with without wire end ferrules 1 x 0 2 2 5 mm2 1 x 26 12 AWG M Screws M3 CURRENT CURRENT RANGES m 0 25 840 Aca VOLTAGE VOLTAGE RANGES M 35 690 Vac MEASUREMENT INSULATION RATE Ui M 690 Vac UNIT UMCT OPERATING RATED VOLTAGE Ue M IEC 60947 4 1 690 Vac MUL 508 600 Vac DIAMETER OF THE HOLES FOR THE M UMCT 1 2 and 3 8 mm CABLES M UMCT 4 15 mm m UMCT 5 Busbar MM UMCT 6 32 mm or busbar TERMINALS CONNECTORS M Torque 0 5 Nm 4 5 b in M Section of the conductors Stripped solid wire 1 x 0 2 2 5 mm 1 x 26 12 AWG Stranded with without wire end ferrules 1 x 0 2 2 5 mm 1 x 26 12 AWG M Screws M3 Data is subject to change without notice Considering the consumption of the Control Unit UC and of the Current Measurement Unit UMC 8 2 Technical Characteristics 8 1 MECHANICAL DATA 58 2 28 36 5 1 44 101 3 98 91 1 3 59 18 0 71 Figure 8 1 HMI dimensions mm in 4 0 16
69. Earth Fault Adjustable 40 to 100 Factory 50 Range Setting Proprieties Sys rw Description It defines the percentage of the earth fault current P618 Earth Fault Time Adjustable 0 Disabled Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with Earth Fault before switching off the motor or indicating an alarm If P618 O the function remains disabled P619 Earth Fault Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the Earth Fault protection Parameterization 5 7 5 Phase Loss Current The Phase Loss protection monitors the current of the three motor phases In case of the absence of one phase longer than the time adjusted at the parameter P620 then the motor may be switched off or only an alarm be activated according to the parameter P621 P620 Phase Loss Time Adjustable 0 Disabled Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with phase loss before switching off the motor or indicating an alarm If P620 O the function remains disabled P621 Phase Loss Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the Phase Loss protection NOTE The Phase Loss
70. HMI is cleaned J S NOTE j On the Firmware versions 1 34 and earlier parameter P295 was defined as CT Current P296 Number of Turns through the UMC UMCT Adjustable 1 to 10 Factory 1 Range Setting Proprieties Sys CFG Description It defines the number of turns of the external CT secondary through the UMC UMCT window It is available only if the Current Measurement Unit or Current Voltage Measurement Unit selected is P295 7 and is used mainly when the CT secondary current is less than 1 A 5 30 Parameterization P297 Motor Type Adjustable O Three phase Factory 0O Range 1 Single phase Setting Proprieties Sys CFG Description It selects the type of motor to be connected to the SRW 01 a ad NOTE The factory default protection settings depend on the type of motor single phase or three phase detined by the parameter P297 P298 External CT Primary Current Adjustable 1 to 5000 A Factory 1A Range Setting Proprieties Sys CFG Description It defines the external CT primary current It is available only if the Current Measurement Unit or Current Voltage Measurement Unit UMCT selected is P295 7 P299 External CT Secondary Current Adjustable 0 1 0A Factory O Range 1 5 0A Setting Proprieties Sys CFG Description It defines the external CT secondary current It is available only if the Current Measurement Unit or Current Voltage Measurement Unit UMCT
71. L3 it L2 L3 1 1 l 1 1 ni d h d o Ti T2 T3 SRW o1 UMC T T2 T3 SRwo01 uMcT mi B SRW 01 UMC mm nB Figure 3 3 a and b Three phase and single phase of the Current Measurement Unit UMC and Current Voltage Measurement Unit UMCT SRW 01 UMCT ATTENTION A It is essential that all motor supply conductors that cross the windows of the Current Voltage Measurement Unit UMCT have the direction indicated in figure 3 3 seeing that the input terminals power supply line are identified as L1 L2 and L3 and the output terminals motor are identified as Tl T2 and T3 When using the Current Voltage Measurement Unit UMCT it is possible to monitor the voltage of the power supply line power even with the motor OFF Connect the terminals of the power supply L1 L2 and L3 or L1 and L2 for single phase loads after passing by the protection circuit circuit breakers or fuses to the connection terminals L1 L2 and L3 or L1 and L2 for single phase loads of the Current Voltage Measurement Unit UMCT Observe the correct connection between the terminals LI L1 L2 gt L2 e L3 gt L3 ATTENTION If the connection T2 L3 is used with a single phase motor then the SRW O1 Earth Fault protection will actuate 3 5 Installation and Connection 3 5 CURRENT MEASUREMENT UNIT UMC CONNECTION NOTE The SRW O1
72. MI communication error can be selected through the parameter P311 P311 Action for HMI Communication Error Adjustable O It only indicates fault Factory O Range 1 It turns the motor off Setting Proprieties Sys rw Description This parameter allows selecting which action must be executed by the relay in the event of HMI communication error detection Table 5 1 Parameter P311 options It only indicates a fault it does not turn the motor off If the communication is reestablished and the O It only indicates fault relay is not in Trip or Error status the indication is automatically removed from the display If the relay is in Trip or Error status then it is necessary to execute the error reset to remove the indication It turns the motor off for the operation modes where this command exists It is necessary to execute 1 It turns the motor off aie ae the error reset to remove the indication 5 3 Parameterization or NOTE If the HMI is not communicating with the Control Unit UC the Control Unit signalizes this condition through the Status LED and through the HMI E0031 message The error code E0031 is only stored in the UC if either P229 or P232 1 When the Local or Remote commands are not being executed by the HMI P229 or P232 1 then E0031 is only presented on the HMI it is not stored in the UC and the error message is removed as soon as the communication is reestablished X LZ If
73. Motors Automation Energy Transmission amp Distribution Coatings Smart Relay Rele Inteligente Rele Inteligente SRW 01 User s Manual Manual del Usuario Manual do Usuario A9GNS0N9 cin Of EEES eT Ey WEJ SRW o7 SMART RELAY USER MANUAL Series SRW 01 Language English Document 10000445295 03 Models 0 25 840 A Firmware Version V4 0X 02 2013 Revision Summary Revision Description Chapter First Edition 2 Addition of parameters received transmitted between master and slave Use of external current transformers CTs Expansion Digital Unit EDU Pre alarm function overload Addition of Current Voltage Measurement Unit UMCT General Revision Summary CHAPTER O Quick Reference of theParameters Quick Ret erenc cot th Parameters 2 isiss2 sieiciaseseiaeceseiaiaie a aad aie eee a 0 1 CHAPTER 1 Safety Instructions kel Satety Warnings inihe Manod areae a aaa aAa aa aa a A E A EA E ES EEEE 1 1 1 2 Preliminary Recommendations cccccccccceeeeeeeeeeeeeeeeeeesceeeeceseeeeecesaeeeeeeseeeeestieeeesetitseeeestiseeeess 1 1 CHAPTER 2 General Information 2 1 About the Manual ccccccccceecccceeeecceeeeneeeeeecnceeecenaeeeeeceeeeeseteeeesetaeeeeeeseeeeeetieeesessteeesestteeeees 2 1 2 2 Terms and Definitions Used in the Manual cccccceeeececeeeeseeeeeeeseeeeeeeseeeesetaeeeesensseeeestneeeens 2 1 2 3 ABOUT the SRW Ol reris E E
74. R E R 2 3 ZA SRW Olldentihication Labels r a E r vier E ETS 2 7 2 5 How to Specify the SRW O01 Model ccccccceecceceeeeeceeeeeneeeeeectaeeeeeesaeeeeeesseeeeeetaeeeeseseeeseetieeeeees 2 8 2 6 Receiving and Stra ge xies sisi siessiviadakchthadncesthadehcsthaghasabadenaaahadenacsbadeaades dae ead 2 8 7 fl a e aoe RE ERE EERE EE EEE EEE EER EEE EERE EEE EEE REE EERE EERE Ree eee N 2 8 CHAPTER 3 Installation and Connection 3 1 Mechanical Installation ci css c s6 2hs0dicadhsedbdadhiadidadesadbandasadadadasadasadinadasadaaadesadiaadssadasadssadeaadeaaaan 3 1 3 1 1 Environmental Conditions ccccccccceceecceeeeeeceeeeeeseeeeeecnceeeeetsaeeeseeseeeeeetieeeesetseeeeentieeeeees 3 1 Bi eZ MOUNTING savitecunsuartinnaias E E E beh shah sues states tate at enh tntlanalale 3 2 32 ElGCiri cel MStal NOM sa case iare E aE EEEE E esas EEN O eos 3 3 3 3 Relay Power SUP Ply sereta aaa eat ae aa Eaa Teana 3 4 BA Fowo Cabl Ssmenn en a seeccedataecantcnds tate eitede as aaeceaaeeea 3 5 3 5 Current Measurement Unit UMC Connection ccccccccecceececceeeeeeeeeeeteneeeeeeeeeeeeeettieeeeeeeeeeetnaaes 3 6 3 6 Connection of the Current Voltage Measurement Unit UMCT cccccceeeececeeeeeeeeeeenteeeeeeeteeeee 3 7 3 7 External Current Jiranstormer CT Sessera aonana N ANEO AEN EE VENENE 3 8 3 8 USB Connection ssssssseiiiisssssstttttit stete t ttt EEA SEE EEEEEEEESSSEEEEEEEEESSSSEEEEEEEEESSESEEEEEEEESSEEEEEEEEEEE Seere EEa 3 9 3 9 Communica
75. RCUIT MAXIMUM MANEUVER VOLTAGE M 250 Vdc 240 Vac MOTOR PROTECTION VIA PTC M TRIP level gt 3 4 kQ M Reset value lt 1 6 kQ TERMINAL STRIPS M Torque 0 5 Nm 4 5 lb in M Conductor cross section Stripped solid wire 1 x 0 2 2 5 mm 1 x 26 12 AWG Stranded with without wire end ferrules 1 x 0 2 2 5 mm 1 x 26 12 AWG M Screws M3 RESET BUTTON M Error or Fault reset system M TRIP or Alarm reset protections M TRIP Test CURRENT RANGES M 0 25 840 Aac INSULATION RATING Ui 690 Vac NOMINAL OPERATING VOLTAGE Ue M IEC 60947 4 1 690 Vac M UL 508 600 Vac IMPULSE STRENGTH Uimp M6 kV FREQUENCY RANGE m 50 60 Hz APPLICATION M Single phase and three phase CABLE HOLE DIAMETERS M UMC 1 2 and 3 8 mm 0 31 in M UMC 4 15 mm 0 59 in M UMC 5 Busbar M UMC 6 32 mm 1 26 in or busbar Technical Characteristics EARTH LEAKAGE CURRENT RANGES M0 3 5 Aac SENSOR ELS NOMINAL ISOLATION VOLTAGE Ui 690 Vac NOMINAL OPERATING VOLTAGE Ue M IEC 60947 4 1 690 Vac M UL 508 600 Vac INTERNAL DIAMETER OF THE WINDOW M ELI 35 mm 1 37 in M EL2 70 mm 2 75 in M EL3 120 mm 4 72 in M EL4 210 mm 8 27 in TERMINAL STRIPS M Torque 0 29 Nm 2 6 lb in M Conductor cross section Stripped solid wire 1 x 0 2 2 5 mm 1 x 22 14 AWG Stranded with without wire end ferrules 1 x 0 2 1 5 mm 1 x 22 14 AWG M Screws M3 EXPANSION DIGITAL UNIT EB R
76. Sequence 0 Disabled 0 Disabled Sys rw 5 63 Enabled P649 Voltage Unbalance to 30 5 Sys rw 5 64 P650_ Voltage Unbalance Time 0 Disabled 3s Sys rw 5 64 to 99 s Enabled P651 Voltage Unbalance Protection Action O Alarm 1 Switch off Sys rw 5 64 Switch off TRIP TRIP P652 Phase Loss Time Voltage 0 Disabled 35s Sys rw 5 65 to 99 s Enabled P653 Phase Loss Protection Action Voltage 0 Alarm 1 Switch off Sys rw 5 65 Switch off TRIP TRIP P654 Overvoltage to 30 15 Sys rw 5 66 P655 Overvoltage Time 0 Disabled 3s Sys rw 5 66 to 99 s Enabled P656 Overvoltage Protection Action 0 Alarm 1 Switch off Sys rw 5 66 Switch off TRIP TRIP P657 Undervoltage to 30 15 Sys rw 5 67 P658 Undervoltage Time 0 Disabled 3s Sys rw 5 67 to 99 s Enabled P659 Undervoltage Protection Action 0 Alarm 1 Switch off Sys rw 5 67 Switch off TRIP TRIP P660 Underpower to 100 30 Sys rw 5 68 P661 Underpower Time 0 Disabled Os Sys rw 5 68 to 99 s Enabled P662 Underpower Protection Action 0 Alarm 1 Switch off Sys rw 5 68 Switch off TRIP TRIP P663 Overpower to 100 30 Sys rw 5 69 P664 Overpower Time 0 Disabled Os Sys rw 5 69 to 99 s Enabled P665 Overpower Protection Action 0 Alarm 1 Switch off Sys rw 5 69 Switch off TRIP TRIP P666 Power Under Factor 0 00 to 1 00 0 60 Sys rw 5 70 0 7 Quick Reference of the Parameters
77. Setting Proprieties RO Description It informs the number of overpower trips P106 Number of Power Under Factor Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of power under factor trips P107 Number of Power Over Factor Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of power over factor trips NOTE It is possible to reset the meters P100 to P107 by adjusting P204 2 C_N woz 6 17 Monitoring P110 Status of Trip 4 binary Adjustable bitO Voltage Unbalance Factory Range bit Phase Loss Voltage Setting bit2 Overvoltage bit3 Undervoltage Proprieties RO Description It indicates if some protection went off with trip E g P110 8 1000b It means that the SRW O1 shuts down the motor TRIP due to the actuation of the undervoltage protection P111 Status of Trip 5 binary Adjustable bitO Underpower Factory Range bit Overpower Setting bit2 Power under factor bit3 Power over factor Proprieties RO Description It indicates if some protection went off with trip E g P111 1 0001b It means that the SRW O1 shuts down the motor TRIP due to the actuation of the undervoltage protection P115 Status of Alarm 4 binary Adjustable bitO Voltage Unbalance Factory Range bit Phase Loss Voltage Setting bit2
78. TAL UNIT EDU CONNECTION The Expansion Digital Unit SRWO1 EDU offers the option of increasing the number of digital inputs and outputs at the Control Unit SRWO1 UC It has 6 digital inputs and 4 digital outputs It is possible to use only one Expansion Digital Unit EDU with each Control Unit totalizing 10 inputs and 8 outputs The Expansion Digital Unit EDU digital inputs and outputs can be used to transfer any information to the system to signalize the status of an external device to indicate error trip alarm or fault in the system etc The Expansion Digital Unit EDU presence connection verification is accomplished during the Control Unit UC initialization If the Expansion Digital Unit EDU is present and the communication between both has been established the Expansion Digital Unit EDU signalizes it through the Status LED in solid green 3 11 Installation and Connection If the Expansion Digital Unit is connected after the Control Unit UC initialization or the communication with the Expansion Digital Unit EDU is not established the Expansion Digital Unit EDU signalizes error through its status LED in solid red Refer to the section 7 in this manual to obtain details on the Expansion Digital Unit EDU signalization LEDs Once the communication between the Control Unit UC and the Expansion Digital Unit EDU has been established if an interruption in the communication between the devices occurs the action progr
79. able 0 0 to 999 9 Factory Range Setting Proprieties RO Description It informs the total accumulated reactive energy consumed by the motor in kVArh It indicates up to 999 9 kVArh returning to zero and increasing the meter MVArh parameter P047 This value is maintained even when the SRW O1 is powered down It is possible to reset this meter by adjusting P204 3 P047 Meter MVArh Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the total accumulated real energy consumed by the motor in MVArh This value is maintained even when the SRW 01 is powered down It is possible to reset this meter by adjusting P204 3 a NOTE The value indicated in parameters P044 to P047 are calculated indirectly and must not be used to measure the energy consumption 6 9 Monitoring P050 Motor Thermal Protection Adjustable Oto 100 Factory Range Setting Proprieties RO Description It informs the output value of the thermal model in a scale from O to 100 used on the overload protection of the SRW 01 being that 100 is the actuation point of the thermal protection of the motor The value indicated on this parameter depends on the operation condition of the motor and how much time it is found on this condition for example Standstill start and at full rating It also depends on the selected thermal class rated power of the motor and duty factor of the motor a ad NOTE
80. age The maximum allowed program size is 64 kB The digital inputs and outputs can be used according to the application needs and are configured The digital inputs and outputs can be used according to the need of the application and are configured as per table 5 2 Table 5 2 Configuration of the digital inputs and outputs for the Transparent operation mode 1 ATTENTION If either Error or Trip occurs in the transparent mode the Control Unit UC will not automatically switch off its outputs Protections must be programmed by the user with the Error or Trip bits in the Ladder logic of the Control Unit UC 5 4 2 1 Connection Diagram Transparent Mode 5 12 The scheme on figure 5 2 shows an example of the use of the Control Unit UC on the Transparent operation mode with drive through the digital inputs at 24 Vdc where on the Ladder programming digital input 11 turns the motor ON OFF digital input I2 is used as a Check Back signal and digital output O1 drives the motor R L1 S L2 T L3 aH Q2HEF 1 I HE HE L L 1 m oH a sA K 2 st 52 SSCA SRWO1 UC SRWO1 CB SRWO1 UMC Figure 5 2 Connection scheme for the Transparent Operation Mode using digital inputs at 24 Vdc Parameterization The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 3 110 VAC 50 60 Hz R L1 N
81. akage sensors SRWO1 ELS we a SRWO1 EL1 SRWO1 EL2 SRWO1 EL3 SRWO1 EL4 RON n Expansion Digital Unit SRW 01 EDU 1 Digital input indication LED s 2 Digital output indication LED s 3 ON LED Green Energized device Off Deenergized device 4 Status LED Green Normal operation Flashing green Communication to the Control Unit UC has been reestablished Flashing red No communication with the Control Unit UC 5 Connector for the Control Unit UC 6 Connector for the HMI Figure 2 2 cont m to n SRW 01 components 2 6 General Information 2 4 SRW 01 IDENTIFICATION LABEL 1 Product model 2 WEG part number 3 Serial number 4 Manufacturing date 5 Maximum ambient temperature 6 Firmware version 7 UC supply voltage voltage and frequency 8 Digital input voltage 9 Connection to the input terminals S1 and S2 10 UMC UMCT current range 11 Protection degree 12 UMCT voltage range Den ata eu Tapem OD SRWOI UCPT2E47 MOD SRWO1 EDU2 BERLE r ii or eae MAT 10675557 OF 12345678 Us 110 240V 50 80Hz VDC vat _ SERIAL 1234567890 uiia Digital Inputs 11 14 110V 5060Hz Digital Inputs 15 110 110V50 80Hz 1 00 lt Input Terminals 1 S2 PTC IEC 60947 4 1 Ui 300V Uimp 4k V IEC 60947 5 1 Ui 300V Uimp 4k V MAX TA 55 C 1319F AC15 le Ue 1 5AM20V 0 75
82. al outputs that are not predefined internal use is Ladder For more information refer to the section 5 4 of this manual Fe REE RR RS mn NOTE Only one Expansion Digital Unit EDU can be used with each Control Unit UC The factory setting for the Expansion Digital Unit EDU digital outputs P281 to P284 is Ladder and is not moditied by changing the operation mode P202 different from what happens with the Control Unit UC C outputs r NOTE If a communication loss between the Control Unit UC and the Expansion Digital Unit EDU occurs all the Expansion Digital Unit EDU outputs are opened After the communication is reestablished and a Control Unit UC reset command is performed the Expansion Digital Unit EDU outputs operate again according to their configuration J The parameters PO12 and PO13 present the status of the Control Unit UC digital inputs and outputs respectively P012 Digital Input 11 to 14 Status Adjustable bitO M Factory Range lot 2 Setting loti 2 lls lot 3 Proprieties RO Description It monitors the status of the Control Unit UC digital inputs E g PO12 12 1100b It means that the digital inputs I3 and 14 are actuated 5 7 Parameterization P013 Digital Output O1 to O4 Status Adjustable Di0 s Ol Factory Range bil 02 Setting ot 2 OF Dito OA Proprieties RO Description It monitors the status of the Control Unit
83. ammed by the user in the parameter P312 will take place P312 Action for EDU Communication Error Adjustable O It only indicates fault Factory 0 Range 1 It turns the motor off Setting Proprieties Sys rw Description This parameter allows selecting witch action must be executed by the relay if a communication error with the Expansion Digital Unit EDU is detected Table 3 1 Parameter P312 options Se ees cde It only indicates a fault it does not turn the motor off It is O It only indicates fault ne necessary to execute the error reset to remove the indication It turns the motor off for the operation modes where this It turns the motor off command exists It is necessary to execute the error reset to remove the indication z N _ NOTE Regardless of the action programmed in P312 if a communication loss between the Control Unit UC and the Expansion Digital Unit EDU occurs all the Expansion Digital Unit EDU outputs are opened After the communication is reestablished and a Control Unit UC reset command is performed the Expansion Digital Unit EDU outputs operate again according to their configuration J m N mmr NOTE For interlocking or operations considered critical and demanding fast response it is recommended the use of the Control Unit UC inputs and outputs because of delays in the Expansion Digital Unit EDU response J m N mmr NOTE The Expansion Digital Unit EDU does
84. applications The SRW 01 has a modular design that allows the expansion of the relay functionalities The Control Unit UC can be mounted together with the Current Measurement Unit UMC forming a single unit or separated up to 2 meters 6 56 ft from it By using the Expansion Digital Unit EDU it is possible to increase the number of digital inputs and outputs in the Control Unit SRWO1 UC in a total of 10 digital inputs and 8 outputs It is possible to use a Current Voltage Measurement Unit UMCT in place of a Current Measurement Unit UMC Besides measuring the motor currents like the UMC it is possible to monitor the voltages up to 690 V phase sequence power factor cos and all motor powers The SRW 01 presents three communication protocol options Profibus DP DeviceNet and Modbus RTU Due to its innovating communication module the user is able to change the communication protocol fast and easily the relay recognizes automatically which protocol is being used Another innovating characteristic is the HMI which allows monitoring the system and parameterize the relay The SRW 01 has an USB port that makes the parameterization monitoring and programming of the relay easier by using a PC with the WLP software Because of the thermal memory the relay is able to keep the motor thermal image even when it is not energized 2 3 General Information Aa UN Digital input indication LED s Digital output indicati
85. be modified by means of the system bit markers SX3001 OFF SX3002 Direct ON High Speed and SX3003 Reverse ON Low Speed Use those markers on the Ladder user s program and configure the local command selection P229 or remote command C P232 for value 2 USB Ladder J 5 9 Parameterization 5 4 1 SRW 01 Check Back Parameters P208 P209 and P211 configure the check back of the SRW 01 for each operation mode which assures that the motor was really driven and checking if it keeps this way until a stop control is identified or assuring that the motor keeps at standstill until a start control is identified The digital inputs that can be used as check back depend on the Operation Mode P202 Consult the following connection schemes P208 Check Back Type Adjustable 0 Motor Current Factory O Range 1 Digital Input Ix Setting 2 Simulation Proprieties Sys CFG Description Define the check back of the switch ON OFF control of the motor a _ NOTE Parameter P208 configured for simulation P208 2 does not monitor the switch ON OFF control of the motor Therefore it must be used only for testing If configured for digital input P208 1 it must be verified what operation mode P202 and what digital input for that operation mode has the Check Back function If adjusted for motor current P208 O the digital input preconfigured for the Check Back function becomes free for the user and can be us
86. d in most cases temporary and lasts for a short time The SRW 01 RCD has a function that inhibits the relay trip during the start of the motor and the inhibition time of the trip can be configured by the user according to the configured application This function allows reducing the risks of nuisance trips for further information see the description of the function on item 5 7 9 2 5 7 9 1 Earth Leakage Protection Operation The SRW 01 RCD offers a protection against earth leakage current on an installation the earth leakage protection set on parameter P631 whenever a fault occurs when the earth leakage sensor ELS detects that there is a residual current larger than the current set on parameter P632 and the time is larger than that set on parameter P633 The protection can be configured for alarm or trip through parameter P634 The factory standard for the earth leakage protection is disabled a NOTE If the Earth Leakage inhibition functions on the Start function P635 or inhibition of the Trip in case of Short Circuit P637 are abled the SRW 01 RCD will act according to the description of these functions 5 50 Parameterization P631 Earth Leakage Protection Adjustable 0 Disabled Factory 0 Range 1 Enabled Setting Proprieties Sys rw Description It ables or disables the earth leakage protection If P631 O the function remains disabled P632 Earth Leakage Current Level Selection Adjustable OOA Factory
87. ded from the WEG website at www weg net 2 2 TERMS AND DEFINITIONS USED IN THE MANUAL Amp A Ampere is the electric current level unit of measurement V Volt is the voltage unit of measurement PE Protective Earth UMCT Current Voltage Measurement Unit W Watt basic unit of real power It is obtained by the direct product of voltage V by the current I kW Kilowatts 1000 10 W VA Volt Ampere unit of measurement of apparent power kVA KiloVolt Ampere 1000 10 VA VAr Reactive Volt Ampere unit of measurement of reactive power kVAr KiloVolt Ampere reactive 1000 10 VA kWh Kilowatt hour it represents the consumed power in a time period And the product of the load real power kW by the number of hours h it was on MWh Megawatt hour 1 000 000 10 W or 1000 10 kW PTC Resistor whose resistance value in ohms increases proportionally to the temperature increase used as a temperature sensor in electric motors 2 1 General Information 2 2 HMI Human Machine Interface It is a device that allows the motor control as well as viewing and editing the relay parameters It presents keys for the motor command navigation keys and a display FLASH Memory Non volatile memory that can be electronically written and erased RAM Memory Random Access Memory volatile USB Universal Serial Bus is a serial bus standard that allows devices to be connected using the plug and play concept C
88. e Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the phase loss voltage protection D N r NOTE Use this protection to detect and protect the motor against unbalance levels over 35 For an unbalance level lower than or equal to 30 use the Voltage Unbalance protection J NOTE The phase loss voltage protection only works for three phase motors and is only available when the Current Voltage Measurement Unit UMCT is used 5 65 Parameterization 5 7 19 Overvoltage This protection allows to monitor the voltage maximum variations When some voltages measured exceed the limit adjusted in parameter P654 for the time defined in parameter P655 the motor can be shut down or just an alarm can be activated according to parameter P656 P654 Overvoltage Adjustable 1 to 30 Factory 15 Range Setting Proprieties Sys rw Description It defines the overvoltage percentage in relation to the motor rated voltage P400 P655 Overvoltage Time Adjustable 0 Disable Padr o 3s Range 1 to 99 s Enabled Proprieties Sys rw Description It defines the overvoltage time to shut down the motor or signal an alarm If P655 O the function is disabled P656 Overvoltage Protection Action Adjustable 0 Alarm Factory Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the overvoltage
89. e P116 Alarm 5 Status binary bitO Underpower RO 6 18 bit Overpower bit2 Power Under Factor bit3 Power Over Factor P163 User Program Disabling O Executes User Program 0 Executes Sys rw 5 75 1 Stops User Program User Program P200 Password Status 0 Inactive 1 Active Sys rw 4 4 1 Active 2 Change Password P202 Operation Mode 0 Transparent 1 Overload Sys CFG 5 9 and 1 Overload Relay Relay 5 74 2 Direct Starter 3 Reversing Starter 4 Star Delta 5 Dahlander 6 Pole Changing 7 PLC P204 Counter Reset Factory Settings 0 No Function 0 No Function Sys rw 5 74 1 Reset of the Motor Running Time 2 It resets the Protection counters and the Number of Starts counter 3 Resets Power Meters 4 No Function 5 Reset to the Factory Settings P205 Reading Parameter Selection P002 IN Current 2 P003 TRUE Sys rw 4 3 2 P003 TRUE RMS Current RMS Current 3 P005 Line Frequency 4 P006 Relay Status binary 5 User defined P206 User Selection to 999 3 P003 Sys rw 4 3 Corrente TRUE RMS 0 3 Quick Reference of the Parameters oe GIGI Description Adjustable Range Factory Setting Aral Proprieties P208 Check Back Type 0 Motor Current 0 Motor Sys CFG 5 10 1 Digital Input Ix Current 2 Simulation P209 Execution Time 0 1 to 99 0 s 0 5s Sys CFG 5 10 P210 Star Delta Time 1 to 999 s 25s
90. e according to NEMA MG1 NOTE The protection of Imbalance between phases works only with three phase motors P614 Current Imbalance Adjustable 5 to 100 Factory 40 Range Setting Proprieties Sys rw Description It defines the percentage of current Imbalance between the phases P615 Current Imbalance Time Adjustable 0 Disabled Factory 3s Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with the imbalanced current before switching off the motor or indicating an alarm It P615 0 the function remains disabled P616 Current Imbalance Protection Action Adjustable 0 Alarm Factory Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the current imbalance protection Parameterization 5 7 4 Earth Fault The Earth Fault protection is achieved by means of the vector sum of the currents of the three motor phases and it is indicated only for equipment protection The Earth Fault current is defined through the parameter P617 and has a range from 40 to 100 of the motor nominal current NOTE The Earth Fault protection works only with three phase motors in NOTE If the Earth Fault is enabled during a star delta starting incorrect actuations may occur This happens during the delta operation because due to the harmonics the sum of the currents is different from zero P617
91. e motor The bit 2 informs the motor speed direction when SRWO1 is programmed for the Reversing Starter mode P202 3 O forward direction and 1 reverse direction For the Dahlander and Pole Changing operation modes P202 5 or 6 it informs the motor speed O high speed H and 1 low speed L The bit 3 informs that the SRWO1 is waiting the motor transition time adjusted in P212 and after this time has elapsed the transition is executed The bit 4 indicates that the Cooling Time selected in P642 is being executed O Inactive 1 Active Monitoring POO8 Power Factor Adjustable 0 00 to 1 00 Factory Range Setting Proprieties RO Description It informs the motor power factor P009 Motor Reactive Power Adjustable 0 0 to 6553 5 kVAr Factory Range Setting Proprieties RO Description It indicates the average reactive power of the three phases of the motor P010 Motor Real Power Adjustable 0 0 to 6553 5 kW Factory Range Setting Proprieties RO Description It indicates the average real power of the three phases of the motor P011 Motor Apparent Power Adjustable 0 0 to 6553 5 kVA Factory Range Setting Proprieties RO Description It indicates the average apparent power of the three phases of the motor P012 Digital Input 11 to 14 Status G Adjustable bitO M Factory Range bi l 2 Setting bi 2 IB bis K Proprieties RO Description It monitors the status
92. easurement Unit UMCT4 mm in e Figure 8 12 Dimensions of t 8 8 Technical Characteristics 45 1 77 45 1 77 25 0 98 U z 2 o 3 a 49 5 1 95 pi 765601 3 167 6 57 j 71 6 73 i 45 1 77 Figure 8 13 Dimensions of the Current Voltage Measurement Unit UMCT 5 mm in 70 2 75 F a S 69 at oo z 2 o x O xt foe l J L 250 5 9 86 90 3 54 265 10 43 l 181 90 7 16 81 3 19 81 3 19 3A 1 39 185 5 7 30 n J D W kas 8 0 31 45 1 77 70 2 75 Figure 8 14 Dimensions of the Current Voltage Measurement Unit UMCT6 without busbar mm in a 8 9 Technical Characteristics 84 46 3 32 70 2 75 50 1 97 5 50 3 k 7 98
93. easurement Unit UMCT only works with the firmware version of the Control Unit UC V4 00 or higher In order to check the firmware version of the Control Unit UC refer to C parameter P023 or the label on the side of the product p ATTENTION The incorrect selection of the Current Measuring Unit UMC or Current Voltage Measurement Unit UMCT using parameter P295 may result in the incorrect communication of the measured current value sent to the Control Unit UC and possible motor damages J 3 7 Installation and Connection 3 7 EXTERNAL CURRENT TRANSFORMER CT USE For applications with higher currents or that are out of the UMC UMCT model range presented above it is possible to use external current transformers CTs supplied by the user The CTs must have the same specification being installed separately one for each motor phase and have a suitable ratio for the current range Additionally the CT must be specified to be able to supply the VA burden according to the secondary current and cables length They must be classified as protective CTs in order to withstand high currents during short intervals without saturating Normally they must withstand surges of 20 times the rated current and present an accuracy lt 2 The SRWO1 accepts CT secondary currents of 1 or 5 A The Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT1 0 5 5 A must be used in this type of application If necessary it is po
94. ed C to cause an External Fault for instance refer to the section 5 7 2 J P209 Execution Time Adjustable 0 1 to 99 0 Factory 0 5s Range Setting Proprieties Sys CFG Description It defines the maximum waiting time of the check back signal to assure the setting of the ON and OFF controls If the Control Unit identifies an ON control and does not receive the check back signal in the time defined on P209 an error will be generated and the control unit will send out a signal through the STATUS led and message E0078 on the HMI If the Control Unit identities an OFF control and keeps receiving the check back signal in the time defined on P209 an error will be generated and the control unit will send out a signal through the STATUS led and message E0079 on the HMI cai The on Firmware versions 1 34 and earlier parameter P209 was defined as Run Time A ATTENTION From firmware version V3 0x on the range and the scale of the Execution Time P209 where changed From 100 to 2000 ms to 0 1 to 99 0 s 5 10 Parameterization P211 Check Back Time Adjustable O 1 1 SO Os Factory 0 5s Range Setting Proprieties Sys CFG Description It defines the waiting time for the check back signal to go back to its normal working state in the case of the change of state without the suitable control for change The Control Unit monitors the check back signal continuously If it changes without t
95. ed The power factor can vary more than the current or real power of the motor mainly with low load applied For a motor in this condition the typical power factor is lower than 0 10 Less than 10 of the apparent power S is transformed into real power P With the increase in the load the power factor increases reaching a typical value of 0 90 at full load After the load is applied the power factor increases quickly while the motor current does not go under great variations until the load reaches 50 of the full load On the other hand the power is linear all along the motor load range 0 904 5 U D a g amp 5 6 UO a 0 10 Low Load Full Load Low Load Full Load Low Load Full Load Figure 5 32 Behavior of the Power Factor Current and Power based of the load applied P666 Power Under Factor Adjustable 0 00 to 1 00 Factory 0 60 Range Setting Proprieties Sys rw Description It defines the percentage of power under factor the motor P667 Power Under Factor Time Adjustable 0 Disable Factory Os Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the power under factor time to shut down the motor or signal an alarm If P667 O the function is disabled Parameterization P668 Power Under Factor Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description I
96. ed at Word 4 P733 Parameter Transmitted at Word 5 P734 Number of Words from the Master to the Slave P735 Control Word 1 P736 Parameter Received at Word 2 P737 Parameter Received at Word 3 P738 Parameter Received at Word 4 P740 Profibus Network Status P742 Parameter Transmitted at Word 6 P743 Parameter Transmitted at Word 7 P744 Parameter Transmitted at Word 8 P745 Parameter Transmitted at Word 9 P746 Parameter Transmitted at Word 10 P747 Parameter Transmitted at Word 11 P748 Parameter Transmitted at Word 12 In order to get more information refer to the Profibus DP Communication Manual supplied in electronic format on the CD ROM that comes with the product or obtained from the WEG website www weg net 38 On Parameterization 5 7 PROTECTION CONFIGURATION PARAMETERS The SRW 01 provides the following protections Overload A A Phase Loss Current Current Imbalance A A Overcurrent configured for locked rotor protection A Undercurrent Earth Fault PTC thermal protection A A A Frequency out of range Earth Leakage External Fault A AA Phase Sequence Kl Voltage Unbalance A Phase Loss Voltage Kl Overvoltage A Undervoltage Kl Underpower A Overpower Power Under Factor Kl Power Over Factor A NOTE PTC protection available only on versi
97. edefined function Ladder it is used by the user program implemented in Ladder Fieldbus it is used directly by the industrial network master Alarm Fault NO Signal it is used to signal Alarm or Fault In case of Alarm or Fault the output is closed remaining like this until the cause of failure is not present anymore and the reset control is set Trip Error NO Signal it is used to signal Trip or Error In case of Trip or Error Ex No communication with the Current Measuring Unit the output is closed remaining this until the cause of the failure is not present anymore and the reset control is set Trip Error NC Signal it is used to signal Trip or Error In case of Trip or Error Ex No communication with the Current Measuring Unit the output is closed remaining like this until the cause of the failure is not present anymore and the reset control is set NOTE The user can change the value of the parameter P277 P278 P279 or P280 according to the table 5 1 If the user does not respect the output availability for each operation mode an error will be generated and the control unit UC will signalize through the Status LED and via the message E0024 on the HMI Table 5 1 Digital output availability 5 6 Parameterization 7 N or NOTE Changing the operation mode P202 also changes the function of the Unit Control UC digital inputs and outputs The factory setting for the Control Unit UC digit
98. ersion of the Control Unit identified by SRWO1 UCxTxExx now called SRWO1 PTC The parameters in grey are only available for version SRWO1 UCxExExx called SRWO1 RCD The parameters in white are of common use among the versions with PTC and Earth Leakage protection For further information about product identification consult item 2 4 of this manual or the catalog provided in electronic format on the CD ROM that accompanies the product or access the WEG site www weg net Parameter Description Adjustable Range Factory Setting o Proprieties Pg POOO Access to the Parameters 0 to 999 0 rw 4 4 P001 Scan Cycle Time 0 0 to 6553 5 ms RO 5 75 P002 IN Current 0 to 999 RO 6 3 POO3 TRUE RMS Current 0 0 to 6553 5 A RO 6 3 POO4 Average Voltage TRUE RMS O to 1000 V RO 6 3 POO5 Line Frequency 0 0 to 99 9 Hz RO 6 4 POO6 Relay Status binary bitO Error RO 6 4 bit TRIP bit2 Alarm Fault bit3 Motor On bit4 Remote Mode POO7 Relay Status 2 binary bitO HMI O key RO 6 4 bit HMI key bit2 Speed Direction Speed bit3 Motor Transition bit4 Cooling Time POO8 Power Factor 0 00 to 1 00 RO 6 5 POO9 Motor Reactive Power 0 0 to 6553 5 KVAr RO 6 5 P010 Motor Active Power 0 0 to 6553 5 kW RO 6 5 P011 Motor Apparent Power 0 0 to 6553 5 kVA RO 6 5 P012 Digital Inputs 11 to 14 bit0 11 RO 5 7 and Status binary bit
99. fibus or Modbus A B and PE DeviceNet BK BU SH WH and RD NOTE Refer to the used communication module manual for the pinout and wiring diagram XC6 terminal strip 3 Power supply terminal A2 Digital outputs O1 O2 O3 and O4 The outputs O1 and O2 share the common terminal C1 S ATTENTION The incorrect application or installation of the SRW O1 may result in damage to its components faults or reduction of the useful life of the product due to wiring or application errors as well as the incorrect setting of the operation mode rated current of the motor incorrect selection of the Current Measuring Unit UMC or Current Voltage Measuring Unit UMCT incorrect or improper supply source for the digital inputs and or Devicenet application of voltage on the terminals S1 and S2 3 3 RELAY POWER SUPPLY a NOTE The power supply must be compatible with the SRW O1 nominal voltage The SRW 01 is fed through the terminals Al and A2 from the terminal strips XC1 and XC6 respectively Supply voltage 110 to 240 Vac and Vdc 24 Vac and Vdc 3 4 Installation and Connection 3 4 POWER CABLES The SRW 01 performs the protection of three phase and single phase loads The power cable wiring diagram is illustrated in the figure 3 3 au 3 L1_ L2_ L3 L14 L2 L3 L1 L2 L3 ui L2 L3 Li L2
100. g the user to develop its application using ladder language through the WLP software It can also be used as a remote O expansion without a ladder program The digital inputs and outputs can be used according to the need of the application operated in a remote way and configured as per table 5 9 Table 5 9 Configuration of the digital inputs and outputs for the PLC operation mode ATTENTION In the PLC mode if an Error or Trip occurs the Control Unit UC will not automatically disconnect its outputs This protection must be programmed by the user using the Error and Trip bits on the Ladder logics of the Control Unit UC 5 28 Parameterization ip NOTE Check on the nameplate or on the warning tag of the product which is the model of the control unit acquired PTC protection SRWO1 PTC or Earth Leakage SRWO1 RCD 5 4 9 1 Connection Diagram PLC The scheme on figure 5 21 shows an example of the use of the Control Unit UC on the PLC operation mode with drive through digital inputs at 24 Vdc 110 240 VAC VDC 50 60Hz R U N aiH cr V p i L i p l err st 2 m 12 13 14 IC A SRWO1 UC A2 C1 lk c3 L C4 Figure 5 21 Connection scheme for the PLC Operation Mode using digital inputs at 24 Vdc The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 22 110 VAC 50 6
101. gher than the value adjusted at the parameter P628 longer than the time adjusted at P629 then the motor may be switched off or only an alarm be activated according to the parameter P630 P407 Line Frequency Adjustable 0 to 99 Hz Factory 60 Hz Range Setting Proprieties Sys CFG Description It defines the frequency of the line at which the motor is connected P628 Frequency Out of Range Adjustable 5 to 20 Factory 5 Range Setting Proprieties Sys rw Description It defines the percentage of the line frequency fluctuation P629 Frequency out of Range Time Adjustable 0 Disabled Factory Os Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with the frequency out of range before switching off the motor or indicating an alarm If P629 0 the function remains disabled P630 Frequency out of Range Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the Frequency out of Range protection 5 49 Parameterization 5 7 9 Earth Leakage The IEC 60755 technical report defines the terms earth fault current as the current that flows to the earth due to an insulation fault earth leakage current is the current that flows from the live parts of an installation to the earth in the absence of insulation fault and residual current is the vectorial su
102. he corresponding ON OFF control it will wait until for it to go back to the normal state during the maximum time set on P211 f after having confirmed the setting of the stop control the Control Unit identifies the change of state of the check back signal without the suitable ON control an error will be generated and the control unit will send out a signal hrough the STATUS led and message E0080 on the HMI f after having confirmed the setting of the stop control the Control Unit identifies the change of state of the check back signal without the suitable ON control an error will be generated and the control unit will send out a signal hrough the STATUS led and message E0081 on the HMI 7 A ATTENTION From firmware version V3 0x on the range and the scale of the Check Back Time P211 where C changed From 0 to 2000 ms to 0 1 to 99 0 s The following diagram exemplifies the operation of the check back signal verification Check Back start control Check Back stop control Check Back standstill Check Back operation A ai Stop Error Reset Check Back Imotor Aux Ix m H P209 P211 P209 P209 P209 P209 P211 P209 P211 1 I 1 l i H 2 Figure 5 1 Diagram of operation of the Check Back signal verification Parameterization 5 4 2 Transparent Mode The transparent mode allows the user to develop its own application using the WLP software ladder langu
103. his warning can lead to death serious injuries C and considerable material damage p a D ATTENTION K The nonobservance of the procedures recommended in this warning can lead to material damage m NOTE The text intents to supply important information for the correct understanding and good operation of the product 1 2 PRELIMINARY RECOMMENDATIONS a N DANGER Only qualified personnel familiar with the SRW O1 smart relay and associated equipment should plan or implement the installation start up operation and maintenance of this equipment These personnel must follow all the safety instructions included in this Manual and or defined by local regulations L Failure to comply with these instructions may result in life threatening and or equipment damage N 3 Provide first aid services NOTE For the purpose of this manual qualified personnel are those trained to be able to 1 Install power up and operate the SRW O1 according to this manual and to the effective legal safety procedures 2 Use protection equipment according to the established standards Safety Instructions ie DANGER Always disconnect the main power supply before touching any electrical device associated with the relay Va X ATTENTION Control sensor and communication cables must be installed observing the minimun distance of 25 cm away from power cables and preferably installed in grounded metal conduits
104. horted sensor detection Table 5 11 Considerations for PTC sensor short circuit detection Cable Maximum distance with Cross Section short circuit detection 5 54 Parameterization 5 7 11 Overload The SRW 01 has a rigid effective and totally programmable motor thermal protection In case of actuation it indicates E0005 Overload then the motor may be switched off or only an alarm be activated according to the parameter P641 P640 Relay Tripping Class Adjustable 0 Disabled Factory 2 Range l Cbs 5 Setting 2K lass lO 3 las lS AER ass 20 5 Clas 25 Ona Class 0 Cas 8 Class 40 9 Class 45 Proprieties Sys rw Description It selects the SRW O1 overload protection tripping class ATTENTION Program the tripping class that better adapts to your application and protects the motor in the allowed working regimen as well as the other protection devices P641 Overload Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the Overload protection It has a pre alarm function informing that the motor thermal protection PO50 has passed the detection level pro grammed in P646 It is only available if the motor thermal protection action is programmed for TRIP P641 1 The pre alarm indication is kept until an overload trip occurs turning off the motor It is removed if the motor ther mal
105. irect Starter sssseeseeerssssssereerrrssssserrrerressssserreeressssset 5 16 5 4 4 2 Operation Diagram Direct Starter cccccccceeeeeeeeceeeeeeeeeeeeeeeneeeeeeeeeeetttneeeeeees 5 17 DAS Reversing SHOMEL ceca ccecedaatadden acegaqagdunadenssdaesagaandadmenanacdauaguadsuacteussauaanatanactmusssaaanntanenteenee 5 17 5 4 5 1 Connection Diagram Reversing Starter cccccccceceeesceeeeeeeeseneeeeeeeeeeetenneeseeeees 5 18 5 4 5 2 Operation Diagram Reversing Starter ccccccccceeeeecceeeeeeeeeeteneeeeeeeeeeeeettnteeeeees 5 19 DAO Sia Dea SIS ca casters ea a E eae eat eh eae dene ee 5 20 5 4 6 1 Connection Diagram Star Delta Starter ccccccecccceeeeceeeeeeeseeeeeeseeeeeenteeeeenaes 5 21 5 4 6 2 Operation Diagram Star Delta Starter cccccccccccceceeteeeeeeeeeeeeeeeeseeeeeeesteeeeenaes 5 22 5 4 7 Dahlander Starter raoc Kaaa 5 23 5 4 7 1 Connection Diagram Dahlander Starter c cccccceeeeeeceeeeeeeceeeeestneeeeesnseeeeeenaes 5 24 5 4 7 2 Operation Diagram Dahlander Starter ccccccccecceeeeeeeceeeeeeeeeeeeeetneeeeeenteeeeenies 5 25 O46 Paley Changing tate ceca ceca cctes sc E en fu cu hese lta Gee ANEAN 5 26 5 4 8 1 Connection Diagram Pole Changing Starter ccccccccccseeeeeeeeeeeeteeeeeettseeeeenaes 5 27 5 4 8 2 Operation Diagram Pole Changing Starter ccccccccecceeeesseseeeeeseeeeeetteeeeeeaes 5 28 5 ALD A EER Ve e RIEA T E E A A A E I E E E E E 5 28 549 1
106. larm it does not stop the motor it only signalizes the error The parameters PO14 PO15 and P0146 store the last the second last and the current error respectively The Digital Expansion Unit EDU has three LEDs to signalize whether the device is energized and to indicate the status of the communication with the Control Unit UC 7 1 DIAGNOSIS VIA LEDs Table 7 1 Control Unit UC status via LED s Table 7 2 Expansion Digital Unit EDU status via LEDs gt seen beston ie Flashing green The device has recovered from a communication oss with the Control Unit UC being necessary to perform an error reset command at the UC in order to return to the normal operation Flashing red Device without communication with the Control Unit UC 7 1 Diagnosis 7 2 DIAGNOSIS VIA HMI Table 7 3 Error code Error Type Action escription E0150 to System Error or Fault WLP user errors E0199 HMI local error is not registered in the SRWO1 UC if P220 or P232 1 It signals error if the motor is OFF and does not allow driving it If the motor is ON it signals alarm GENERAL DATA CONTROL UNIT UC CURRENT MEASUREMENT UNIT UMC Technical Characteristics TECHNICAL CHARACTERISTICS PROTECTION DEGREE IEC 60529 M Control Unit UC IP20 Mi Current Measurement Unit UMC Without connection busbar IP20 With connection busbar IPOO M Current Voltage Measurement Unit UMCT
107. ltage Measurement Unit UMCT only allows the mounting separate from the Control Unit UC 3 2 ELECTRICAL INSTALLATION N DANGER The following information serves as guidance for a correct installation The applicable electrical installation regulations must also be followed J DANGER Make sure the AC power supply is disconnected before beginning the connections J XC1 GZOHOOQ S1 s2 uu 2 B 4 IC Al USB Profibus or 4 Connector Modbus RTU KO network DB9 N WERD l connector T 2 sans PROFIBUS DEVICENET PM ilo o 4 s les Connector i K Ve for th l A Al and A B PE BK BU SH WH RD expansions AQDANPAAPAAOD MED XC2 CCRC XC6 a2 c O01 02 C3 03 C4 O4 XC6 Figure 3 2 Control unit connections XC1 terminal strip Inputs S1 and 2 PTC or Earth Leakage Sensor Digital inputs 11 12 13 and 14 M 24 Vdc output for the 24 Vdc digital inputs or common for the 110 Vac digital inputs IC m Power supply terminal A1 3 3 Installation and Connection gs ie NOTE Check the nameplate or the warning tag on the product to know which model of the control unit was acquired Digital inputs activated with 24 Vdc or with 110 Vac PTC protection or earth leakage RCD 110 to 240 Vac Vde or 24 Vac Vde supply voltage XC2 terminal strip Pro
108. m If the timing is disabled then as soon as the fault signal is identified the protection action P613 is executed P609 External Fault Time Adjustable 1to99s Factory ls Range Setting Proprieties Sys rw Description It defines the time with external fault that is necessary before turning off the motor or indicating an alarm It is available only if the External Fault timing is enabled P608 1 5 42 Parameterization P610 External Fault Monitoring of Protection Adjustable 0 Always Factory 0 Range 1 Only when the motor is running Setting Proprieties Sys rw Description It defines in which operation state the external Fault protection is verified If P610 O the protection is active regardless whether the motor is operating or stopped If P610 1 the protection is only active when the motor is operating NOTE In the PLC operation mode the external fault protection is veritied regardless of the value adjusted in P610 P611 External Fault Signal Adjustable O Digital Input l1 Factory 3 Range 1 Digital Input 12 Setting 2 Digital Input 3 3 Digital Input 14 Proprieties Sys rw Description It defines which the digital input that corresponds to the external Fault signal is P612 External Fault Signal Logic Adjustable 0 Normally Closed NC Factory 1 Range 1 Normally Open NO Setting Proprieties Sys rw Description It defines the logic of the ex
109. m of the instantaneous current values flowing through the power circuit of the installation The SRW 01 RCD has the protection function against earth leakage currents when used with the earth leakage sensors ELS The protection action can be configured for alarm or trip The sensors must be assembled separately from the relay and placed at a maximum distance of ten meters from it The earth leakage protection allows to detect faults on the installation and or electrical deterioration of equipment measuring residual currents between 300 mA and 5 A The time for the protection to actuate can also be configured from 0 1 s up to 99 0 s ATTENTION This earth leakage protection system has the sole purpose to protect installations IT IS NOT FOR THE PURPOSE OF PROTECTING PEOPLE It is expected for a fuse circuit breaker the upstream on the installation with appropriate interruption capacity to pertorm for residual currents with high magnitudes supposedly indicating currents circulating on the main circuit above the interruption capacity of the contactor For this the SRW 01 RCD offers a function that inhibits the opening of the relay when the residual current is larger than 10 A for further information see the description of the function on item 5 7 9 3 There are several situations during the start of electric induction motors that can indicate false presence of earth leakage on the sensor This effect is intrinsic of certain applications an
110. mber of Overload Trips 0 to 65535 RO 6 1 P062 umber of Current Imbalance Trips 0 to 65535 RO 6 11 P063 umber of Earth Fault Trips 0 to 65535 RO 6 1 P064 umber of Phase Loss Current Trips O to 65535 RO 6 11 P065 umber of Overcurrent Trips 0 to 65535 RO 6 11 PO66 umber of Undercurrent Trips 0 to 65535 RO 6 1 P067 umber of Frequency Out of Range O to 65535 RO 6 12 Trips P068 Number of PTC Trips 0 to 65535 RO 6 12 PO69 Number of Earth Leakage Trips 0 to 65535 RO 6 12 P070 umber of External Fault Trips 0 to 65535 RO 6 12 PO71 TRIP Status 1 binary bitO PTC RO 6 12 bit Out of Frequency bit2 Undercurrent bit3 Overcurrent PO72 Trip 2 Status binary bitO Phase Loss Current RO 6 13 bit Current Imbalance bit2 Earth Fault bit3 Overload P073 Trip 3 Status binary bitO Earth Leakage RO 6 13 bit External Fault bit2 Trip Test bit3 Phase Sequence PO75 Alarm Status 1 binary bitO PTC RO 6 13 bit Out of Frequency bit2 Undercurrent bit3 Overcurrent PO76 Alarm 2 Status binary bitO Phase Loss Current RO 6 13 bit Current Imbalance bit2 Earth Fault bit3 Overload P077 Alarm Status 3 binary bitO Earth Leakage RO 6 14 bit External Fault bit2 No Function bit3 No Function P078 General Trip Status 2 0 to 65535 RO 6 14 P079 General Alarm Status 2 0 to 65535 RO 6 14 PO80 General Trip Status 0 to 65535 RO 6 14 P081 General Alarm Status 0 to 65535 RO 6 14 P082 Total Number of Trips
111. mmed with value different trom O a ad NOTE If parameter P163 is configured to stop the user s program all digital outputs programmed with the Ladder function will be opened The digital outputs configured with the Ladder function return to operation according to the user s program Ladder after the modification in parameter P163 to O zero 5 7 29 User Parameters P800 a P899 User Parameters Adjustable 0 to 65535 Factory 0O Range Setting Proprieties Us rw Description General purpose parameters that can be used by the Ladder program 5 75 Parameterization 5 76 Monitoring MONITORING 6 1 MONITORING PARAMETERS The SRW 01 performs the monitoring of the following variables ws P002 0 to 999 P003 P004 Average Voltage TRUE RMS P005 P0O6 Relay Status binary bitO Error bit TRIP bit2 Alarm Fault bit3 Motor On bit4 Remote Mode Relay Status 2 binary bitO HMI 0 key bit HMI key bit2 Speed Direction Speed bit3 Motor Transition bit4 Cooling Time 00 to 1 00 0 to 6553 5 KVAr 0 to 6553 5 kW 0 to 6553 5 kVA Digital Inputs 11 to 14 Status binary lofolofo Digital Outputs O1 to O4 Status binary P014 to 200 P015 to 200 PO16 to 200 P020 TC Value Ohms to 10000 Q P030 0 to 6553 5 A P031 0 to 6553 5 A P032 0 to 6553 5 A P033 ine Voltage L1 L2 to 1000 V P034 ine Voltage L2 L3 to 1000 V PO35 ine Voltage L3 L1 to 1000 V PO36 arth Leakage Perce
112. n 5 4 7 1 Connection Diagram Dahlander Starter The scheme on Figure 5 15 shows an example of the use of the Control Unit UC on the Dahlander Starting operation mode with drive through digital inputs P229 or P232 0 at 24 Vdc using three wires pushbuttons control logic P230 1 110 240 VAC VDC 50 60Hz R L R L s i2 N l us HH aah i I HEJ HE S ai L ok gk aH t LET E sor s1 pi i OST L 1 2 134 C M SRWO1 UC t1 u2 us 1 srwor unc g SRWO1 CB i T m 2 3 c Joi Jor les Jos Jee los kil k K d s i Figure 5 15 Connection scheme for the Dahlander Starting Operation Mode using digital inputs at 24 Vdc and driven by pushbuttons P230 1 The modification of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 16 a The modifications of the scheme for drive through the digital inputs P229 or P232 0 at 24 Vdc and at 110 Vac using two wires switch control logic P230 0 are shown on figure 5 16 b and c 110 VAC 50 60 Hz 110 240 VAC VDC 50 60 Hz 110 VAC 50 60 Hz R L1 R L1 Ps R L1 N N N qi H dH 1 i HE r L4 gt t gt O E o e li Add sor s s2 Ki sof yts ki sof Yt Ki K3 K3 K3 52 11 12
113. n Digital Inputs and Outputs Operation Mode Motor Configuration Communication Network Configuration The Protection group defines ARARA RARARAARARRAARARRAARARRARA Current Imbalance Configuration Earth Fault Configuration Phase Loss Current Configuration Overcurrent and Undercurrent Configuration Frequency Out of Range Configuration PTC Configuration Overload Configuration Earth Leakage Configuration External Fault Configuration Configuration of Motor Phase Sequence Configuration of Voltage Unbalance Configuration of Phase Loss Voltage Configuration of Overvoltage and Undervoltage Configuration of Overpower and Underpower Configuration of Power Over Factor and Power Under Factor Reset Button Selection Auto Reset Configuration K NOTE D PTC protection available only on version SRW 01 PTC Earth leakage protection is available only on version SRW 01 RCD Check the nameplate or the warning tag on the product to know which model of the control unit was acquired J K NOTE Protections by Phase Sequence Voltage Unbalance Phase Loss Voltage Overvoltage Undervoltage Overpower Underpower Power Over Factor and Power Under Factor only available when the Current Voltage Measurement Unit UMCT is used J 5 1 Parameterization m NOTE There are parameters that can be changed only with the motor deenergized In an attempt to change those parameters with the mo
114. n alarm or trip signal when the signal passes by the hysteresis level the timer will be reset For a hysteresis of 5 the timer will be reset when the signal level is 105 V 5 41 Parameterization 5 7 2 External Fault The external Fault protection can be used to monitor the state of an external equipment for example a limit switch through a signal on a digital input Monitoring can be done regardless of the state of the motor or only when it is in operation P606 External Fault Protection Adjustable O Disabled Factory O Range 1 Enabled Setting Proprieties Sys rw Description It enables or disables the External Fault protection P607 Auto reset External Fault Adjustable 0 Disabled Factory O Range 1 Enabled Setting Proprieties Sys rw Description It enables or disables the External Fault protection auto reset The auto reset is executed only if the signal that originated it is no longer present and if there is no other alarm or TRIP in the system P608 External Fault Timing Adjustable 0 Disabled Factory O Range 1 Enabled Setting Proprieties Sys rw Description It enables or disables the External Fault protection timing If the timing is enabled and the SRWO1 detects an external fault signal then it initiates the External Fault timer and after reaching the time set in P609 it will execute the action programmed in P613 either turning off the motor or indicating an alar
115. n be changed from active on level O normally C closed NC to active on level 1 normally open NO using parameter P231 5 4 Parameterization P231 Stop Logic with Three Wire Command Ix Adjustable O Digital Input 11 NC Factory 0O Range 1 Digital Input 11 NO Setting Proprieties Sys CFG Description It allows the user to define the stop command logic when either Local or Remote mode commands have been selected for digital inputs P229 or P232 0 and with the Three Wire pushbuttons control logic P230 1 according to the Operation Mode P202 selected ATTENTION A The command to stop the motor through the digital inputs when either in Local or in Remote mode P229 or P232 0 with the Three Wire pushbuttons control logic P230 1 as the factory setting is active with level O NC P231 0 making sure that the Control Unit UC stops the motor in case of broken wire 5 3 DIGITAL INPUTS AND OUTPUTS The Control Unit UC presents 4 digital inputs 11 to 14 which can be activated with either 24 Vdc or 110 Vac according to the acquired model With the use of the Expansion Digital Unit EDU it is possible to add 6 more digital inputs to the system I5 to 110 which can be activated with external voltage of either 24 Vdc or 110 Vac according to the acquired model For the activation of the Control Unit UC 24 Vdc digital inputs the internal isolated 24 Vdc power supply can be used o
116. n counters and number of starts counter real and reactive power meters and loads the factory settings n order to load the factory settings through P204 adjust it to 5 and cycle the power of the SRW 01 n order to reset the motor running time or the protection counters and the number of starts counter select the option 1 or 2 at P204 and cycle the power of the SRW 01 n order to reset real and reactive power meters select the option 3 at P204 and cycle the power of the SRW 01 5 74 Parameterization 5 7 27 Auto reset The Auto reset can be enabled only for the overload and PTC protections P643 Auto reset Adjustable 0 Disabled Factory 0O Range 1 Enabled Setting Proprieties Sys rw Description It selects the automatic reset for the PTC and overload protections PTC for the thermal protection via PTC the Auto reset is executed when the PTC sensor resistance is less than 1 6 kQ Overload for the overload protection the Auto reset is executed after the cooling time adjusted in P642 5 7 28 Ladder Program Execution P001 Scan Cycle Time Adjustable 0 0 to 6553 5 ms Factory Range Setting Proprieties RO Description It shows the user program execution cycle time in milliseconds ms P163 User Program Disabling Adjustable O Executes User Program Factory 0O Range 1 Stops User Program Setting Proprieties Sys rw Description It stops the execution of the user program when progra
117. n using the increase Q and decrease keys the desired value for the parameter must selected and the Pros key must be pressed egy NOTE In order to be able to change the content of the parameters it is necessary to release the access by setting the correct password in POOO Otherwise when the value of a parameter is changed the message Passd will appear on the HMI The HMI initializes presenting the value of the reading parameter defined in the parameter P205 P205 Reading Parameter Selection Adjustable 1 P002 IN Current Factory 2 Range 2 P003 TRUE RMS Current Setting 3 P0O5 Line Frequency 4 P0O6 Relay Status binary 5 Defined by the user Proprieties Sys rw Description It selects the default reading presented by the HMI The factory default for the parameter P205 is the content of POO3 average current value of the three phases Setting P205 5 allows the user to select any parameter in the range from POO to P999 through the parameter P206 P206 User Selection Adjustable 1 to 999 Factory 3 Range Setting Proprieties Sys rw Description It is used to select the parameter whose content has to be showed on the HMI It is available only if P205 5 The parameter P206 factory setting is 3 thus showing the content of the parameter POO3 average current of the 3 phases on the HMI HMI 4 4 PARAMETER STRUCTURE The SRW 01 parameters are divided into two groups
118. nd disconnected without the need of switching off the SRW 01 The following functions are viable through the HMI Monitoring Parameterization Motor operation Copy function The HMI presents the following characteristics Q Display with 5 digits Keypad with 8 keys A A Serial communication 8 Panel door mounting kl Internal memory b ooee eece 00 00 SRIN 01 SMART RELAY gr Figure 4 1 Human Machine Interface of SRW 01 a Vertical mounting HMI b Horizontal Mounting HMI2 4 1 HMI 4 1 KEYS Q It increases the parameter number or its contents The contents of the parameter will be saved in the E2PROM after pressing the Pros key It decreases the parameter number or its contents The contents of the parameter will be saved in the E2PROM atter pressing the Pros key D If the parameter number is being showed Pxxxx It changes the exhibition mode for contents If the parameter contents are being showed It verifies if it is a writing parameter and if the value has been modified In affirmative case it saves the contents in the E2PROM It changes the exhibition mode to parameter number Pxxxx If the SRW O1 is programmed for HMI as local command P229 1 or for HMI as remote command P232 1 this key is used to start the motor If the SRW O1 is programmed for HMI a
119. ng ERROR on the STATUS Led and the message E0087 on the HMI a NOTE Check the correct operation of the NET TRIP and STATUS Leds display of the HMI and contactor of the digital output s periodically NOTE The Trip Test Function can be disabled using parameter P602 Activation when the motor is operating will disconnect it if the third stage of the test is started 5 73 Parameterization P602 Function Test Reset Button Adjustable 0 Disabled Factory 1 Range 1 Enabled Setting Proprieties Sys rw Description It ables or disables the trip test function through the reset button placed on the front of the control unit 5 7 26 Reset to the Factory Settings In order to load the SRW 01 factory settings the next procedure must be followed 1 Remove the power supply from the SRW 01 2 Apply power to the SRW 01 with the front Reset button pressed keeping it so during 10 s This procedure deletes the user Ladder program The factory settings can also be loaded through the parameter P204 This procedure maintains the user Ladder program P204 Counter Reset Factory Settings Adjustable 0 No Function Factory 0 Range 1 Reset of the Motor Running Time Setting 2 lt resets the Protection counters and the Number of Starts counter 3 Resets Power Meters 4 No Function 5 Reset to the Factory Settings Proprieties Sys rw Description t resets the hours of motor running protectio
120. ng down of the motor All the calculation is performed through sophisticated software that estimates the motor temperature using the True RMS motor current supplied by the current measurement unit The motor thermal protection actuation curves are based on the IEC 60947 4 1 standard The motor heating up and cooling down curves are based in many years of development of WEG motors The thermal protection adopts the standard three phase IP55 motor as a model and also takes into consideration if the motor is cooling while being driven or not being driven The thermal image cooling time depends on the motor power i e for each power there is a different cooling time Wherever there is the need to reduce this time the parameter P642 can be used to define a fixed cooling time The estimated motor temperature is stored in form of voltage on an RC circuit throughout the motor monitoring Therefore by turning off the SRW O1 the motor temperature is kept on the RC circuit which in its turn simulates the motor cooling process When the SRW O1 is energized again the thermal image is updated from the RC circuit voltage provided that P642 0 The figure 5 26 presents all the tripping class curves considering service factors S F of 1 00 and 1 15 5 56
121. nitors the average current and if it stays under the limit adjusted at the parameter P625 longer than the time defined in the parameter P626 then the motor may be switched off or only an alarm be activated according to the parameter P627 Example Considering the following parameterization Par metro P202 2 Par metro P625 20 Par metro P626 3 s Par metro P627 1 Par metro P401 10 A A RARA If the motor average current remains lower than 8 A during 3s the SRW 01 relay switches off TRIP the motor P625 Undercurrent Adjustable 5 to 100 Factory 20 Range Setting Proprieties Sys rw Description It defines the percentage of Undercurrent P626 Undercurrent Time Adjustable 0 Disabled Factory Os Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the allowed time with Undercurrent before switching off the motor or indicating an alarm If P626 O the function remains disabled P627 mom Undercurrent Protection Action Adjustable 0 Alarm Factory Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the action of the undercurrent protection Parameterization 5 7 8 Frequency out of Range The Frequency out of Range protection monitors the line frequency by means of the measurement of the phase L2 T2 current and compares it with the value adjusted at the parameter P407 If the frequency fluctuation percentage remains hi
122. ntage Current to 3334 P037 000 to 10 000 A P042 owered Relay Time to 65530 h P043 to 65530 h P044 0 to 999 9 kWh P045 to 65535 MWh P046 0 to 999 9 kVArh P047 to 65535 MVArh P050 to 100 P051 urrent Imbalance Level to 100 P052 to 200 P053 to 100 P060 to 65535 P06 0 to 65535 CIO AyTOalualole m otor Running Time O lt lt Z lt P oO oO te wD JBE ar eter MWh Meter MVArh otor Thermal Protection m oje 6 1 Monitoring Parameter address PO66 P067 P068 P069 P070 P071 P me ine O On T N e Number of PTC Trips 01065535 TRIP Status 1 binary Di0 PIC bitl Out of Frequency bit2 Undercurrent bit3 Overcurrent bitO Phase Loss Current bit Current Imbalance bit2 Earth Fault bit3 Overload bit0 Earth Leakage bit External Fault bit2 Trip Test bit3 Phase Sequence bitO PTC bit Out of Frequency bit2 Undercurrent bit3 Overcurrent bit0 Phase Loss Current bit Current Imbalance bit2 Earth Fault bit3 Overload bitO Earth Leakage bit External Fault bit2 No Function bit3 No Function General Trip Status 2 0 to 65535 Trip 2 Status binary Trip 3 Status binary Alarm Status 1 binary Alarm 2 Status binary Alarm Status 3 binary 0 to 65535 Input Terminals S1 S2 Function 0 PTC ELS 0 None 1 Modbus RTU 2 DeviceNet 3 Profibus DP 0 Invalid 1 Invalid
123. ntorms the number of earth fault trips P064 Number of Phase Loss Current Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of phase loss current trips P065 Number of Overcurrent Trips a Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of overcurrent trips P066 Number of Undercurrent Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of undercurrent trips Monitoring P067 Number of Frequency Out of Range Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of frequency out of range trips P068 Number of PTC Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It intorms the number of PTC trips P069 Number of Earth Leakage Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of trips per earth leakage It is only available for the SRWO1 RCD relay P070 Number of External Fault Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of trips per external fault NOTE lt is possible to rest the meters PO6O to POZO adjusting P204 2 i XY P071 TRIP Status 1 binary Adjustable nO PIC Factory Range bit Out
124. of the scheme for the control unit with digital inputs at 110 Vac is shown on figure 5 5 110 VAC 50 60 Hz R L1 N fi LY rT TT s mene S2 i 12 13 14 IC A1 Figure 5 5 Detailed modification for drive using the digita inputs at 110 Vac Parameterization 5 4 4 Direct Starter In this mode a direct on line starter for single phase or three phase motors is configured where the digital output O1 is reserved for operating the motor starting contactor internal use The other digital outputs can be used according to the user s needs free In case of a TRIP the digital output O1 switches off the starting contactor thus stopping the motor For the Control Unit UC connection diagram presented in the section 5 4 4 1 the digital inputs and outputs are configured according to the table 5 4 Table 5 4 Configuration of the digital inputs and outputs for the Direct Starting operation mode Local Remote Commands using Digital Inputs Digital Input tput igital Inputs Outputs Control Logic Control Logic 3 wires P230 1 2 wires P230 0 Pushbuttons Switch Stor Pushbutlon ON OFF Switch Adjust P208 according to the application _ NOTE In the example above the Check Back signal was configured for digital input P208 1 The factory setting is Check Back by motor current P208 0 If P208 O then the digital input 13 becomes tree for the
125. oing to be installed soon keep it in the closed package and store it in a clean and dry place with temperature between 25 C and 80 C 13 F and 176 F 2 7 POWER FACTOR 2 8 The power factor also called cos or cosine phi indicates what percentage of total power supplied kVA is effectively used as real power kW It can be defined as the relation between the apparent power S and the real power P or also as the cosine of the displacement between the voltage and current signals The apparent power S measured in kVA is the total power generated and transmitted to the load The real power P measured in kW is the one that effectively performs the work and the reactive power Q measured in kVAr is only used to create and maintain the electromagnetic fields within the motor Thus while the real power is always consumed in the execution of the work the reactive power besides not producing work circulates between the loads and the power supply taking a space in the electric system that could be used to supply more real power The power factor is a dimensionless number between 0 00 and 1 00 and shows the efficiency level of the use of electric systems Therefore when we say the power factor is 0 80 it means that 80 of the apparent power S is transformed into real power P General Information The measurement of the power factor taking into account that the voltage is sine shaped and the load linear it
126. on It indicates if any protection actuated with Trip It is the unification of the parameters PO71 PO72 and P073 P081 General Alarm Status Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It indicates if any protection actuated indicating only an alarm without switching off the motor It is the unification of the parameters PO75 PO76 and P077 ios 14 Monitoring P082 Total Number of TRIPS Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It indicates the total number of TRIPS It corresponds to the summation of PO61 to PO7O and P100 to P107 P083 Input Terminals 1 S2 Function Adjustable PIC Factory Range 1 ELS Setting Proprieties RO Description It indicates the function of the Control Unit input terminals S1 and S2 E g PO83 O means that the acquired Control Unit has PTC protection P084 Communication Module Type Adjustable 0 None Factory Range 1 Modbus RTU Setting 2 DeviceNet 3 Profibus DP Proprieties RO Description It presents the SRW 01 communication module type P085 Type of Digital Inputs UC Adjustable 0 Invalid Factory Range 1 Invalid Setting eA le 3 110 Vac Proprieties RO Description It presents the Control Unit UC type of digital inputs P086 Digital Inputs 15 to 110 Status Adjustable 0 to 63 Factory Range Setting Proprieties RO Description It monitors
127. on in case of TRIP alarm error or fault Trip Test Function in normal operation 5 7 25 1 Reset If the Reset button is pressed when the relay is in the TRIP alarm error or fault state due to some fault on the motor or on the SRW 01 the SRW O1 must return to normal operation since the cause of the fault is not present anymore a NOTE The reset button does not reset the thermal image for that purpose one must use the cooling time P601 Reset Selection Adjustable O Without Local Reset Factory 1 Range 1 Front Button Setting 2 RESET key HMI 3 Digital Input I3 4 Digital Input 14 Proprieties Sys rw Description It selects the origin of the SRW O1 reset command ad NOTE The reset can be performed via Ladder or Fieldbus for any P601 adjustment When P601 3 or 4 the error reset is executed by closing the digital input 13 or 14 A pushbutton must be used because if the input remains closed no further reset will occur 5 72 Parameterization 5 7 25 2 TRIP TEST The front Reset button allows the user to check the correct operation m Of the NET TRIP and STATUS Leds placed on the front part of the Control Unit M Of the digital output that drives the motor one or more outputs can be driven depending on the Operation Mode P202 on item 5 4 of this manual Table 5 13 presents the testing stages when the front reset button remains pressed Table 5 13 Function stage of Test Trip No
128. on LED s Network LED NET indication according to the table 7 1 TRIP LED Green normal operation without TRIP Flashing Green protection alarm Flashing red protection TRIP Status LED Green normal operation without fault or alarm Flashing Green system alarm Flashing red system error 6 Reset Button Current Measurement Unit UMC connector or Current Voltage Measurement Unit UMCT Communication module Figure 2 1 SRW 01 control unit identification a Control Unit SRW 01 UC d Current Measurement Units SRW 01 UMC 5 A 2 12 5 A and 3 25 A b HMI vertical SRIN 01 SMART RELAY E c HMI2 horizontal OO O O 9 0 e Current Measurement Unit SRW 01 UMC4 125 A Figure 2 2 a to e SRW 01 components 2 4 General Information f Current Measurement Unit SRW 01 UMC6 840 A h Current Voltage Measurement Unit i Current Voltage Measurement Unit SRW 01 UMCT 1 5 A 2 12 5 A and 3 25 A 690 V SRW 01 UMCT 4 125 A 690 V i Current Voltage Measurement Unit SRW 01 UMCT 5 I Current Voltage Measurement Unit SRW 01 UMCT 6 420 A 690 V 840 A 690 V with busbar accessory Figure 2 2 cont f to I SRW 01 components 2 5 General Information m Earth Le
129. on SRW 01 PTC Earth leakage protection is available only on version SRW 01 RCD U Check the nameplate or the warning tag on the product to know which model of the control unit was acquired r NOTE Protections by Phase Sequence Voltage Unbalance Phase Loss Voltage Overvoltage Undervoltage Overpower Underpower Power Over Factor and Power Under Factor only available when the Current Voltage Measurement Unit UMCT is used The parameters related to the motor and to the protections must be defined according to data of the motor manufacturer Other parameters must be defined based on the system or process requirements All the protections listed can be enabled or disabled and they can be configured to turn off the motor TRIP or only signal an alarm For some protections it is also possible to configure an adjustment time delay 5 39 Parameterization The protections are active according to the motor state some are transitory state whereas others are continuous Some protections are active only when the motor is ON flowing current when the motor is OFF or after the start time SRW 01 provides protection and monitoring functions according to the motor states presented in table 5 10 Table 5 10 Availability of protection according to the motor state i NOTE The motor start time is given by the trip class of the relay P640 Example Adjusting P640 2 we have the relay trip class 1
130. ounter P719 DeviceNet Network Status P720 DeviceNet Master Status P725 Communication Module Address P726 DeviceNet Modbus Baud Rate P727 DeviceNet Data Profile P728 Number of Words from the Slave to the Master P729 Status Word 1 P730 Parameter Transmitted at Word 2 P731 Parameter Transmitted at Word 3 P732 Parameter Transmitted at Word 4 P733 Parameter Transmitted at Word 5 P734 Number of Words from the Master to the Slave P735 Control Word 1 On 36 Parameterization P736 Parameter Received at Word 2 P737 DeviceNet Writing Word 3 P738 DeviceNet Writing Word 4 P742 DeviceNet Reading Word 6 P743 DeviceNet Reading Word 7 P744 DeviceNet Reading Word 8 P745 DeviceNet Reading Word 9 P746 DeviceNet Reading Word 10 P747 DeviceNet Reading Word 11 P748 DeviceNet Reading Word 12 In order to get more information refer to the DeviceNet Communication Manual supplied in electronic format on the CD ROM that comes with the product or obtained from the WEG website www weg net nA Ww XN oy Parameterization 5 6 3 Profibus DP Parameters for the configuration and operation of the Profibus DP interface P725 Communication Module Address P728 Number of Words from the Slave to the Master P729 Status Word 1 P730 Parameter Transmitted at Word 2 P731 Parameter Transmitted at Word 3 P732 Parameter Transmitt
131. r 10 s Parameterization 5 7 21 Underpower The underpower protection can be used to detect the motor load loss when there are no great variations in the motor current for instance in applications with hydraulic pumps that cannot operate with not load When the underpower level is below the limit adjusted in parameter P660 for the time defined in parameter P661 the motor can be shut down or just an alarm can be activated according to parameter P662 P660 Underpower Adjustable 1 to 100 Factory 30 Range Setting Proprieties Sys rw Description It defines the percentage of underpower in relation to the motor rated power P404 P661 Underpower Time Adjustable 0 Disable Factory Os Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the undervoltage time to shut down the motor or signal an alarm If P661 O the function is disabled P662 Underpower Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the underpower protection action i NOTE The underpower protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 after 10 s Parameterization 5 7 22 Overpower The Overpower protection can be used to detect momentary load excess
132. r Program Upload Download I Z 0 Sn Cc 2 O Save Applicative 1 Save Applicative 2 Save Applicative 3 Load Applicative 1 Load Applicative 2 Load Applicative 3 0 No Function Sys rw 4 6 P601 Reset Selection Without Local Reset 1 Front Button 2 RESET key HMI 3 Digital Input 13 4 Digital Input 14 1 Front Button Sys rw 5 72 0 5 Quick Reference of the Parameters Parameter Description Adjustable Range Factory Setting oe Proprieties Pg P602 Function Test Reset Button 0 Disabled Sys rw 5 74 Enabled P605 Hysteresis Oto15 5 Sys rw 5 41 P606 External Fault Protection 0 Disabled O Disabled Sys rw 5 42 Enabled P607 Auto reset External Fault O Disabled O Disabled Sys rw 5 42 Enabled P608 External Fault Timing O Disabled O Disabled Sys rw 5 42 Enabled P609 External Fault Time to 99s ls Sys rw 5 42 P610 External Fault Monitoring of protection O Always 0 Always Sys rw 5 43 Only when the motor is running P611 External Fault Signal O Digital Input 11 3 Digital Input Sys rw 5 43 Digital Input 12 14 2 Digital Input 13 3 Digital Input 14 P612 External Fault Signal Logic O Digital Input NC 1 Digital Input Sys rw 5 43 1 Digital Input NO NO P613 External Fault Protection Action 0
133. r an external 24 Vdc power supply The connection diagram is presented in the section 3 10 of this manual For the activation of the Expansion Digital Unit EDU digital inputs an external power supply of either 24 Vdc or 110 Vac according to the acquired model must be used The connection diagram is presented in the section 3 13 of this manual The Control Unit UC has 4 relay digital outputs O1 to O4 which are configured through the parameters P277 P278 P279 and P280 The connection diagram is presented in the section 3 11 of this manual The Expansion Digital Unit EDU has 4 relay digital outputs O5 to O8 which are configured through the parameters P281 P282 P283 and P284 The connection diagram is presented in the section 3 14 of this manual P277 Digital Output O1 Function P278 Digital Output O2 Function P279 Digital Output O3 Function Parameterization P280 Digital Output O4 Function P281 Digital Output O5 Function P282 Digital Output O6 Function P283 Digital Output O7 Function P284 Digital Output O8 Function Adjustable O Internal use P202 Factory 1 Range 1 Ladder Setting 2 Fieldbus 3 Alarm Fault NO Signal 4 Trip Error NO Signal 5 Trip Error NC Signal Proprieties Sys CFG Description They define the relay output control origin Internal Use it is used according to selected operation mode P202 It indicates that for this operation mode the digital output has a pr
134. r to get more information about the WLP software use refer to the WLP manual available on the CD ROM that comes with the product or obtained from the WEG website www weg net 3 9 COMMUNICATION MODULE CONNECTION The SRW 01 presents 3 communication modules Modbus RTU DeviceNet Profibus DP The SRW 01 recognizes the communication module protocol automatically The control unit signalizes through the NET LED whether the communication module is connected and what its status is a N m NOTE The insertion or removal of the communication module must be performed with the Control Unit UC deenergized y S ATTENTION When inserting the communication module into the Control Unit UC make sure that the communication module is properly aligned with the pins of the Control Unit connector before applying any pressure The improper handling combined with connection misalignments may cause damage on both products 3 9 Installation and Connection 3 10 CONNECTION OF THE CONTROL UNIT UC DIGITAL INPUTS The Control Unit UC has two models of digital inputs one with 24 Vdc inputs and another with 110 Vac The activation of the digital inputs can be done by applying a 24 Vdc voltage coming from an isolated internal power supply available at the IC terminal on the XC1 terminal strip or by applying 110 Vac with the IC terminal as the common point as presented in the figures 3 6 and 3 7 gt gt NOTE
135. rameter P200 0 HMI 4 6 COPY FUNCTION In order to pertorm the COPY function it is necessary to use the HMI The SRWO1 COPY function allows the recording of up to 3 parameter sets and or 3 user programs It presents two procedures 1 Upload dos dados SRWO1 para a HMI 2 Data download HMI to another SRWO1 After storing the parameters of the SRW O1 on the HMI it is possible to repass them to another relay using this function P500 However the relays must have the same hardware and the same firmware version Refer to the identification label to verity the version of the product It is understood that different hardware is the model of the control unit with PTC protection SRWO1 PTC or earth leakage SRWO1 RCD and that different version are those that are different in x or y supposing that the number of the firmware versions are described as Vx yz When downloading the parameters P500 if there is a conflict between the different hardware and or firmware versions the control unit will signal fault on the STATUS led and a E0010 message on the HMI Hardware and or firmware differences are not verified when downloading the user program P501 NOTE ey The procedure of data download will not be performed if the control unit UC indentifies the inexistence of a user program or parameterization saved on the HMI The upload of a user program will not be performed if there is not a program
136. rm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC P281 Digital Output O5 Function O Internal Use 1 Ladder Sys CFG 5 6 1 Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC P282 Digital Output O6 Function 0 Internal Use 1 Ladder Sys CFG 5 6 1 Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC 0 4 Parameter P283 Description Digital Output O7 Function Adjustable Range O Internal Use Ladder 2 Fieldbus 3 Alarm Fault Signal NO 4 Trip Error Signal NO 5 Trip Error Signal NC Quick Reference of the Parameters Factory Setting 1 Ladder User Setting Proprieties Sys CFG Pg 5 6 P284 Digital Output O8 Function O Internal Use Ladder Fieldbus Alarm Fault Signal NO Trip Error Signal NO Trip Error Signal NC 1 Ladder Sys CFG 5 6 P295 Currente and or Voltage Measurement Unit UMC UMCT UMCO0 UMCTO 0 25 2 5 A UMC1 UMCTI 0 5 5 A UMC2 UMCT2 1 25 12 5 A MC3 U MC4 MC5 MC6 MC1 2 5 125A 42 420 A 84 840 A External CT 1 UMC1 UMCT1 0 5 5A Sys CFG 5 30 P296 P297 Number of turns through the UMC 0 Three phase Single phase O Three phase Sys CFG Sys CFG 5 30 5 3
137. rmal Operation Leds and output s Motor OFF First stage Reset Button pressed between 1 s 3 s NET led Signaling as per table 7 1 Red Green Flash gt Red Green Flash gt ted STATUS Green rel Ml e Ml Second stage Reset Button pressed between 3 s 5 s Led NET Signaling as per table 7 1 Signaling as per table 7 1 Signaling as per table 7 1 Led STATUS Green B NI Sz Led TRIP Red Flashlight ES Red intermittent Flash gt lt idl TAE Third stage Reset Button pressed gt 5 s Led NET Signaling as per table 7 1 Signaling as per table 7 1 Signaling as per table 7 1 Led STATUS Red Flashlight A Red Flashlight A Led TRIP Red Flashlight AA Red Flashlight AA Changed switch OFF TRIP Changed switch OFF TRIP Changed switch OFF TRIP If the reset button placed on the front part of the Control Unit remains pressed between to 3 s the verification of the NET TRIP and STATUS leds is made If during this stage the HMI is connected to the Control Unit it will show on the display Aaa and change the state of the Leds near the keys which indicate the direction of the rotation speed of the motor and BD which indicate the operation mode of the SRW 01 Local Remote If the button remains pressed from 3 to 5 s the TRIP Led will send out a signal that it will enter the next stage of the test simulating a TRIP state if the time surpasses 5 s and opening the output s that drive s the motor according to operation Mode P202 signali
138. s local command P229 1 or for HMI as remote command P232 1 this key is used to stop the motor It selects the motor speed direction when the SRW O1 is programmed for HMI as local command P229 1 or for HMI as remote command P232 1 and the operation mode selected in P202 is Reversing Starter P202 3 It selects high speed H or low speed L if the operation mode is Dahlander Pole Changing P202 5 or 6 B This key works as Error TRIP reset when the parameter P601 2 With this configuration the front reset button is disabled This key is also used to return to the reading parameter configured through the parameter P205 Ss 2 If the Local Remote selection source is the HMI P220 2 or 3 the SRW 01 operation will be changed between Local and Remote by pressing this key In Local mode the green LED is on in Remote mode the red LED is on 4 2 HMI LOCAL MESSAGES 4 2 E0031 Without communication with the UC ErCrC The communication with the UC is presenting faults COPY The HMI is storing data into its internal memory Read The HMI is sending data to the UC HMI 4 3 PARAMETERIZATION In order to change a parameter the Pros key must be pressed making it possible the visualization of the parameter number By using the increase Q and decrease keys the desired parameter must be selected Once the desired parameter has been selected the Pros key must be pressed in order to show its content The
139. selected is P295 7 P799 UMC UMCT Gain Adjustment Adjustable 0 900 a 1 100 Factory 1 000 Range Setting Proprieties Sys rw Description It allows fine tuning of the current values read from the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT It is available only if the Current Measurement Unit or Current Voltage Measurement Unit UMCT selected is P295 7 It resets to the factory setting every time the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT selection is changed at P295 5 3 Parameterization External CT application examples P295 7 Example 01 Motor Nominal Current 650 A therefore P401 650 Number of the external CT secondary turns through the UMC UMCT 1 turn therefore P296 1 External CT ratio 800 5 thus the external CT primary current is 800 A P298 800 and the external CT secondary current is 5 A P299 1 Example 02 Motor Nominal Current 80 A therefore P401 80 Number of the external CT secondary turns through the UMC UMCT 2 turns therefore P296 2 External CT ratio 100 1 thus the external CT primary current is 100 A P298 100 and the external CT secondary current is 1 A P299 0 NOTE The SRWO1 informs the average current P003 and the percentage current POO2 without the need of any conversion S om NOTE The Control Unit UC signalizes through the Status LED in red and with the message
140. sing starter the motor nominal current is adjusted through the parameter P401 N A ATTENTION A For the star delta start operation the value adjusted in P401 depends on the mounting position of the Current Measurement Unit UMC or Current Voltage Measurement Unit UMCT If the reading of the current is delta typical connection the motor rated current value P401 must be adjusted for of the motor rated current indicated in the nameplate In Otherwise adjust P401 for the motor rated current indicated on the nameplate reading of current in the power supply line Va G P402 Motor Nominal Current 2 Adjustable 0 0 to 5000 0 A Factory 0 5 A Range Setting Proprieties Sys CFG Description It defines the nominal current of the motor second winding It is used with Dahlander and Pole Changing motors For the two speed operation modes Dahlander and Pole Changing the motor nominal current is adjusted using the parameters P401 and P402 for the low and high speed windings respectively P404 Motor Rated Power Adjustable 0 1 to 6553 5 kW Factory 75 0 kW Range Setting Proprieties Sys CFG Description It defines the nominal motor power Set it according to the used motor nameplate data If the power is in CV or HP multiply the value by 0 736 kW or 0 746 kW respectively P408 Motor Phase Sequence Adjustable 0 1 2 3 Factory 0 1 2 3 Range 3 2 Setting Proprieties S78 CFG
141. ssible to increase the number of primary turns by passing the CT secondary cables several times through the UMC UMCT window according to the figure 3 4 The figure 3 5 presents a typical wiring diagram using external CTs ie SRWO1 UMC1 SRWwO1 UC Figure 3 5 Typical wiring diagram using external CTs ATTENTION The incorrect selection of a current transformer and or parameterization error at the Control Unit UC will result in an incorrect current calculation which could cause incorrect indication and possible motor damages ATTENTION Change the external current transformer CT only with the system powered off A CT secondary should never be open circuited while the CT primary circuit is energized i NOTE Some parameters can be changed during the operation However there are others that can only be changed with a stopped motor according to the Quick Parameter Reference 3 8 Installation and Connection 3 8 USB CONNECTION The USB interface is used for monitoring parameterization and programming of the relay through a PC with the WLP software Basic procedure for data transfer between PC and SRW 01 Install the WLP software in the PC Connect the PC to the SRW 01 through the USB cable Switch on the SRW O1 and start the WLP software Close the WLP software after finishing the data transfer between the PC and the SRW 01 Disconnect the USB cable ABRWN uy NOTE In orde
142. t defines the power under factor protection action i NOTE The power under factor protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 after 10 s 5 7 24 Power Over Factor P669 Power Over Factor Adjustable 0 00 to 1 00 Factory 0 89 Range Setting Proprieties Sys rw Description It defines the percentage of power over factor the motor P670 Power Over Factor Time Adjustable 0 Disable Factory Os amp Range 1 to 99 s Enabled Setting Proprieties Sys rw Description It defines the overpower time to shut down the motor or signal an alarm If P670 O the function is disabled P671 Power Over Factor Protection Action Adjustable 0 Alarm Factory 1 Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the power over factor protection action er NOTE The power over factor protection is only available when the Current Voltage Measurement Unit UMCT is used And it will only be active after the motor start time has elapsed as per relay trip class P640 E g Trip class 10 after 10 s 5 7 Parameterization 5 7 25 Reset Button The reset button placed on the front part of the control unit UC allows the user to carry out the following functions depending on the state of the SRW 01 Reset Functi
143. tar Delta Starter In this mode a star delta starter for three phase motors is configured The digital outputs O1 and O3 are reserved internal use for the operation of the motor in the star connection and the digital outputs O1 and O2 for the operation of the motor in the delta connection The digital outputs O4 can be used according to the user s needs free In case of a TRIP the digital outputs O1 O2 and O3 switch off the starting contactors thus stopping the motor For the Control Unit UC connection diagram presented in the section 5 4 6 1 the digital inputs and outputs are configured according to the table 5 6 Table 5 6 Configuration of the digital inputs and outputs for the Star Delta Starting operation mode Local Remote Commands using Digital Inputs Control Logic Control Logic 3 wires P230 1 2 wires P230 0 Pushbuttons Switch Stop Pushbutton Free Start Pushbutton Start Stop Switch Check Back K1 K2 Digital Inputs Outputs i Os Adjust P208 according to the application a NOTE In the example above the Check Back signal was configured for digital input P208 1 The factory setting is Check Back by motor current P208 0 If P208 0 then the digital inputs 13 and 14 becomes free for the user The changeover time from star to delta is configured through the parameter P210 P210 Star Delta Time Adjustable 1 to 999 s Factory 25s Range Setting Proprieties We CRE Description
144. tection Operation ccccceceeceeseeeeeeteeeeeeeseeeeetsseeeeetseeeeeenaes 5 50 5 7 9 2 Inhibition of the Earth Leakage Protection at Starting c ccccceeeseeseeseeeeeeetseeeeeenses 5 52 5 7 9 3 Trip Inhibition Function in Case of Short Circuit ccccccccesseeeeeeeeeetteeeeeesseeeeenaes 5 53 5 7 9 4 Verification of the Earth Leakage Current Measuring cccceecseeeeeteseeeeetteeeeeeaes 5 53 DANO PIG Thermal ProtechOnt s iacsercesaasanatiacsssceeeatosetanaaghat anaa aatinaa a takati teati 5 54 Py M Oye O gd erence ee E E E E E E 5 55 TAESTE EA E A E E EA 5 59 SEA COMING MU A T E T EE E EE E EE es 5 60 D A Overload Parametenzah oirrsa INE EE EEN EN ENON NEE 5 61 5 7 14 1 Tripping Class Programming Suggestion ccccccceescseeeeseeeeeeetseeesetseeeeennaeees 5 61 5 7 15 Tripping Class Programming Example cccccccccecceeeeeeseeeeeseeeeeeeseeeeeetaseeesetiseeeensaeees 5 62 5 7 15 1 Reduction of the Time from Cold to Warm Starting ccccccceeesseeeeeteeeeeeneees 5 63 5 7 i PROSE SEQUENCES Aas ashissseealessiasnidra a vaiateraase AE 5 63 5 717 Voltage Wn balance ix cece tec shei ERE RE E AE E E anaes R EREE 5 64 5 7 V8 Phase LOSS Volagere iein e EAEE NENEA NEEN EAE ATENE EREA N 5 65 Foe fea Cel Overwo 6 g Enna ee ae ee eee eee ee 5 66 5 1 2OUMASVONG GE si sdscidadiderccedadeasdedsiexadededansdensiuwadessdaxadensdadeantadedsagtadeasietndersuatederaiainapaaanagads 5 67 9 7 2 WAG E N E EE 5 68 PLO E E
145. ternal Fault drive signal If P612 0 normally closed active in logic level O zero If P612 1 normally open active in logic level 1 P613 External Fault Protection Action Adjustable 0 Alarm Factory Range 1 Switch off TRIP Setting Proprieties Sys rw Description It defines the protective action by external Fault gt NOTE It is only possible to cause an external fault through the Control Unit UC digital inputs In order to generate errors or faults use the USERERR block in the WLP software In order to get more information about the WLP software use refer to the WLP manual available on the CD ROM that comes with the product or obtained trom the WEG website www weg net 5 43 Parameterization 5 7 3 Current Imbalance between Phases The Unbalance protection monitors the three motor phases calculating the current imbalance according to the equation 02 If the calculated unbalance is higher than the value adjusted at the parameter P614 longer than the time adjusted at P615 then the motor may be switched off or only an alarm be activated according to the parameter P616 The imbalance protection follows the recommendations of the NEMA MG 1 standard establishing that 5 voltage imbalance is equivalent to 6 to 10 times in current imbalance i e 5 voltage imbalance corresponds to 30 to 50 of current imbalance average value max_deviation of imbalance 100 Equation 02 Current imbalanc
146. the figure 5 26 we verity the minimum tripping class that will make the starting possible For 4 x In 25 s we adopt the closest curve above the found point Class 15 2 At the figure 5 27 we verity the maximum tripping class that the motor withstands due to the warm locked rotor time For 6 6 x In 12 s we adopt the closest curve below the found point Class 40 The class 15 is the minimum limit for the starting and the class 40 the maximum limit Therefore we must adopt a tripping class between those two limits according to the number of starts per hour and the interval between stopping and restarting the motor The closer to class 15 the more the motor will be protected allowing less starts per hour and requiring longer intervals between stopping and restarting the motor The closer to class 40 the closer one gets to the motor maximum limit Therefore more starts per hour and smaller intervals between stopping and restarting the motor will be possible Parameterization 5 7 15 1 Reduction of the Time from Cold to Warm Starting In order to determine the warm actuation times of the tripping classes when the motor is operating with full load and current equal or below 100 of In the table 5 12 multiplying factor must be used according to the current percentage that the motor is taking continuously E g A motor is being operated with 80 of In and it is switched off It is started again immediately The starting regimen is 3
147. the inhibition time of the earth leakage protection action during motor start increment decrement of 1 s NOTE The inhibition time of the earth leakage protection at the motor start begins to be counted whenever the measured motor current is higher than 15 of the rated current set on parameters P401 and or P402 or the residual current detected by the earth leakage current sensor ELS PO37 is higher than 150 mA A Ne S J NOTE At motor start if there is a residual current detected by the earth leakage current sensor ELS if the Earth Leakage protection P631 and the Earth Leakage Protection Inhibition function at Start P635 are abled the actuation time of the relay will be the sum of the times set on parameters P633 and C P636 J oa ad NOTE If the Earth Leakage Protection function at Start is abled P635 the earth leakage protection will only C start when the inhibition time of the Protection at Start set on P636 expires J Parameterization 5 7 9 3 Trip Inhibition Function in Case of Short Circuit The SRW 01 RCD also offers a trip inhibition function in case of short circuit P637 as long as the earth leakage protection is abled on parameter P631 The level of short circuit current for this protection is fixed at 10 A and it cannot be set by the user This function only has effect if the earth leakage protection action configured on P634 is selected to Switch off Trip If
148. the residual current detected by the earth leakage sensor is higher than 10 A and the protection that inhibits the trip when there is a short circuit condition it abled on parameter P637 the SRW 01 RCD will generate the alarm E0077 to indicate that the earth leakage current is in short circuit condition and it will not allow the SRW 01 to trip unless the earth leakage current reduces to a value lower than 10 A The factory standard for this function is disabled P637 Earth Leakage Short circuit Trip Inhibit Adjustable 0 Disabled Range 1 Enabled Proprieties Sys rw Description It ables or disables the trip inhibition in case of short circuit Factory O Setting ATTENTION The Trip Test function described in item 5 7 25 2 of this manual makes it possible to verity the correct operation of the digital output s not verifying the flow of earth leakage current or default on the connection wiring between the earth leakage sensor ELS and the control unit UC 5 7 9 4 Verification of the Earth Leakage Current Measuring It is recommended to check the correct operation of the system periodically by applying a known earth leakage current on the level defined on P632 through an earth leakage sensor and comparing it with that informed on P037 Figure 5 24 shows a connection scheme for the test Resistor calculation R V paa Resistor power calculation R P R P Calculation of error percentage between the
149. the status of the Expansion Digital Unit EDU digital inputs E g PO86 42 101010b It means that the digital inputs 16 18 and 110 are actuated 6 1 On Monitoring P087 Digital Outputs O5 to O8 Status Adjustable bi 0 05 Factory Range bil O6 Setting lati 2 OY bii 3 OB Proprieties RO Description It monitors the status of the Expansion Digital Unit EDU digital outputs E g PO87 10 1010b It means that the digital outputs O5 and O7 are activated P100 Number of Voltage Unbalance Trips Adjustable Oio 05595 Factory Range Setting Proprieties RO Description It informs the number of voltage unbalance trips by voltage unbalance P101 Number of Phase Loss Voltage Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of phase loss Voltage trips P102 Number of Overvoltage Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It intorms the number of overvoltage trips P103 Number of Undervoltage Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It intorms the number of undervoltage trips Oo 16 Monitoring P104 Number of Underpower Trips Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It informs the number of underpower trips P105 Number of Overpower Trips Adjustable 0 to 65535 Factory Range
150. there are no harmonics is obtained by observing the phase displacement between voltage and current in one of the phases that supply the motor in the fundamental frequency For inductive loads as in case of asynchronous motors induction motors the current signal will always be delayed in relation to the voltage signal According to trigonometry the sinusoidal function can be mapped in a circumference seeing that a full cycle of the sinusoid is represented by 360 As the voltage and current signals have the same period the displacement between signals is easily obtained Voltage V Current A gt time s Figure 2 5 Displacement between voltage and current signals After obtaining the displacement between the voltage and current signals the power factor is calculated by means of equation 01 Power Factor cos Equation 01 Calculation of the power factor From the power factor value in the case of sine shaped waves the real P reactive Q and apparent S powers can be represented by vectors that form a right triangle also known as power triangle as shown in figure 2 6 from which the power relations can be obtained Reactive Power kVAr Real Power kW Figure 2 6 Power triangle 2 9 General Information 2 10 Installation and Connection INSTALLATION AND CONNECTION This chapter describes the procedures for the electrical and mechanical installation of the SRW 01
151. three motor phases P004 Average Voltage TRUE RMS Adjustable O to 1000 V Factory Range Setting Proprieties RO Description It informs the motor TRUE RMS average line voltage For three phase motors it is the average of the voltages of the 3 phases For single phase motors it is the line voltage between L1 L2 Monitoring P005 Line Frequency Adjustable 0 0 to 99 9 Hz Factory Range Setting Proprieties RO Description It intorms the motor supply line frequency P006 Relay Status binary Adjustable bitO Error Factory Range bit Trip Setting bit2 Alarm Fault bit3 Motor On bit4 Remote Mode Proprieties RO Description This parameter allows monitoring the several states of the relay E g POO6d 24 11000b It means that the SRWO1 is in remote mode and the motor is running current is flowing The Error and or Trip bits can be used on the user s Ladder logic on the Transparent and PLC operation modes for trip of the output in case some protections actuate P007 Relay Status 2 binary Adjustable bit O HMI 0 key Factory Range bit 1 HMI I key Setting bit 2 Speed Direction Speed bit 3 Motor Transition bit 4 Cooling Time Proprieties RO Description This parameter allows monitoring several states of the relay The bits of the HMI O and keys can be used in the user Ladder logic in the transparent operation modes and in the PLC mode to start and stop th
152. tion Module ConnecthiON sisrsissireesesn isnan snan A AE E EREE 3 9 3 10 Connection of the Control Unit UC Digital Inputs sssssnsssseisssninssseiisseteissstersssnrnssrrrrsrrrrrnnt 3 10 3 10 1 Identification of the Digital Inputs Types UC 0 0 ccceeecceeccceeeeneceeeeeneeeeeeetteeeesetseeeeetsaeees 3 10 3 10 2 Connection of an External Power Supply for the Digital Inputs 24 Vdc ceeeeeeeeeees 3 1 3 11 Connection of the Control Unit UC Digital Outputs cceccceceececeeeteeeeeeeteeeeeetteeeeeeenteeeeees 3 1 3 12 Expansion Digital Unit EDU Connection ccccccccccceeeeseeeeeeeceeeeeteeeeeetaeeeesetseeeeenseseeeenieeeeees 3 11 3 13 Connection of the Expansion Digital Unit EDU Digital Inputs ccc ceecceeeeeeeeeeeteseeeeetteeeees 3 13 3 14 Connection of the Expansion Digital Unit EDU Digital Outputs ccceecceceeeeeseeeeeteteeeeetteeeees 3 13 3 15 Connection of the Earth Leakage Sensor ELS ccccececceeeeeseceeeteeeeeeeteeeeeseeseeeeetseeeeeetneeeeees 3 14 SalGsShoOneC FEUPRANGSS UWE EAT 3 14 Summary 4 1 4 2 4 3 4 4 4 5 4 6 5 1 5 2 5 3 5 4 5 5 5 6 CHAPTER 4 Human Machine Interface HMI VSS cece cece cece te cesar tance tt NE AE anes ects A ee ate A A AOA AA A 4 2 IMI MG Cal MESSO GSS eis E AA AA A A A ASE 4 2 KE ra iets cccecdcecdce ce cacdcacdcncdcacannddcnsnnndsundnnndbundnnncteeceiectuectuecteecececteecececeeedececteececeseeesees 4 3 Parameter Situ ClUre tan cccaacaccea
153. tor on the message STOP will flash during 3 seconds on the HMI and the modification will not be accepted 5 1 LOCAL REMOTE This parameter defines the origin of the command that will select the SRW 01 working mode Local Remote and its initial state P220 Local Remote Selection Adjustable 0 Always Local Factory 2 Range 1 Always Remote Setting 2 HMI key LOC 3 HMI key REM 4 Digital Input 3 5 Digital Input 14 6 Fieldbus LOC 7 Fieldbus REM 8 USB Ladder Proprieties Sys rw Description It defines the origin of the command for the Local Remote operation selection If P220 4 or 5 the Local Remote selection is done by the digital inputs O Local 1 Remote P220 8 USB Ladder The Local Remote selection is done by the monitoring dialog box Control Signals via USB or by the Ladder user program via the system bit marker SX3006 refer to the WLP manual Example P220 2 the HMI Ss key does the selection and the SRW initiates in Local mode 5 2 LOCAL REMOTE COMMAND If the Local mode is selected the origin of the local commands must be defined at the parameter P229 P229 Local command Selection Adjustable Olax Factory 0 Range 1 HMI Setting 2 USB Ladder Proprieties Sys rw Description It defines the origin of the local commands If the remote mode is selected the origin of the remote commands must be defined at the parameter P232 5 2
154. tus 2 binary Adjustable bitO Phase Loss Current Factory Range bit Current Imbalance Setting bit2 Earth Fault bit3 Overload Proprieties RO Description It indicates if any protection actuated indicating only an alarm without switching off the motor E g PO76 8 1000b It means that the overload protection actuated but because it was configured for alarm the motor has not been stopped 6 13 Monitoring P077 Alarm Status 3 binary Adjustable bitO Earth Leakage Factory Range bit External Fault Setting bit2 No Function bit3 No Function Proprieties RO Description It indicates if any protection actuated indicating only an alarm without switching off the motor E g PO77 2 0010b It means that the External Fault protection actuated but because it was configured for alarm the motor has not been stopped P078 General Trip Status 2 Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It indicates if any protection actuated with Trip It is the unification of the parameters P110 and P11 P079 General Alarm Status 2 Adjustable 0 to 65535 Factory Range Setting Proprieties RO Description It indicates if any protection actuated indicating only an alarm without switching off the motor It is the unification of the parameters P115 and P116 P080 General Trip Status Adjustable 0 to 65535 Factory Range Setting Proprieties RO Descripti
155. ueqcenacaucavancuscenesasucavarcusceasciauaauancugceadcduusamenceacesacdausaruncencenceuansandans 4 4 Password for Parameterization ccccccccceecceeeeeseseeeeenceeeecneeeesceaeeeeesaeeeeeeseeesesteeeesesiseesentaeees 4 4 COPY FUNCHON cctccitccttcctecebhcchtcnntocetnentonetinrtetercaeceetonteakceeetenntnertekateerbsgnereteneetvenereredererernmerentes 4 5 4 6 1 Procedure to Be Used to Copy Parameter Sets and or User Programs from the SRW 01 A Source to the SRW 01 B Destination ccccceccecceeeeceeeeeeeeeeeeetseeeeeetseeeeeenaeees 4 5 CHAPTER 5 Parameterization local Remolie neoa ee en R S E E A 5 2 Loeal Remote Commend iccisccsccdedccdecded ccascdcdvasachedecseubeeessasedeveiastadesiasecdescastsdestadidestarisdssiarilasees 5 2 Digital Inputs and QUPUls ancessor s kerei iniii iee aeien akan 5 5 Operalion Mod s seinnse naen aniani ranean aE EA BSE iE EE aS Eai Eaa KEER E ARE EERE E EEE ESAE 5 9 ou SRV OI ChE cK BACK iari aa a NE ea E A AOE 5 10 PA T EENI E R A taxeeoea Coeetirs caeetncecrtec emer eermeee te 5 12 5 4 2 1 Connection Diagram Transparent Mode ccccccccceeeeeeseeeeeeeeeeeeeseeeeeetteeeeeenaes 5 12 5 4 3 Overload REG Yc oicaindacadedddnccssdncwcsideddandedeguanindaddawaccududnadeadudeadeededeadeede EA AAEN ENEA NSS 5 13 5 4 3 1 Connection Diagram Overload Relay ccccccceeeeceeeeeteeeeeeeteeeeeeesnseeeeetsseeeeenies 5 14 SAA Direct MONE ceee enen er eaae a E A E OO EEE 5 15 5 4 4 1 Connection Diagram D
156. unning the motor at the low speed The digital outputs O2 and O3 are reserved internal use for running the motor at the high speed The digital output O4 can be used according to the user s needs free In case of a TRIP the digital outputs O1 O2 and O3 switch off the starting contactors thus stopping the motor For the Control Unit UC connection diagram presented in the section 5 4 7 1 the digital inputs and outputs are configured according to the table 5 7 Table 5 7 Configuration of the digital inputs and outputs for the Dahlander Starting operation mode Digital Inputs Outputs Control Logic Control Logic 3 wires P230 1 2 wires P230 0 Pushbuttons Switch Stop Pushbutton Free 2 Start High Speed Start High Speed Stop Pushbutton Switch Start Low Speed Start Low Speed Stop Pushbutton Switch Adjust P208 according to the application NOTE In the example above the Check Back signal was configured for digital input P208 1 The factory setting is Check Back by motor current P208 0 If P208 0 then the digital input 14 becomes free for the user op NOTE D In the Dahlander Starter mode the parameter P401 must be programmed with the low speed nominal current and P402 must be programmed with the high speed nominal current 4 g NOTE i The motor speed can be changed with the motor switched on after the time defined in P212 has elapsed 5 23 Parameterizatio
157. uts at 110 Vac and driven by pushbuttons P230 1 b Detail modification for drive using digital inputs at 24 Vdc and c Digital inputs at 110 Vac both with switch drive P230 0 5 16 Parameterization 5 4 4 2 Operation Diagram Direct Starter Start am Stop C1 KL th i SEP A E TRIP pii Reset a Check Back Motor current Input I3 Figure 5 8 Operation diagram for the Direct Starter Operation Mode 5 4 5 Reversing Starter In this mode a reversing starter for three phase motors is configured The digital outputs O1 and O2 are reserved for the operation of the motor starting contactors internal use The other digital outputs can be used according to the user s needs free In case of a TRIP the digital outputs O1 and O2 switch off the starting contactors thus stopping the motor For the Control Unit UC connection diagram presented in the section 5 4 5 1 the digital inputs and outputs are configured according to the table 5 5 Table 5 5 Configuration of the digital inputs and outputs for the Reverter Starting operation mode Local Remote Commands using Digital Inputs Control Logic Control Logic 3 wires P230 1 2 wires P230 0 Pushbuttons Switch Direct ON Button Direct ON OFF switch Digital Inputs Outputs Adjust P208 according to the application _ NOTE In the example above the Check Back signal was configured for digital input P208 1 The factory setting is Check
158. xpansion Digital Unit EDU digital inputs through the parameter PO86 and the status of the outputs informed through the parameter P087 remains O zero a Parameterization 5 4 OPERATION MODES The SRW O1 presents 8 operation modes The operation mode is selected through the parameter P202 P202 Operation Mode Adjustable O Transparent Factory 1 Range 1 Overload Relay Setting 2 Direct Starter 3 Reversing Starter 4 Star Delta Starter 5 Dahlander Starter 6 Pole Changing Starter 7 PLC Proprieties Sys CFG Description It is the selection of the SRW 01 operation mode The functions of the Control Unit inputs and outputs are configured automatically according to the selected opera tion mode defining in a fast and simple manner the wiring between pushbuttons contactors and the SRWO1 for the assembling of a motor starter The Control Unit digital inputs and outputs can be monitored via Ladder Fieldbus even though they have specific pre defined functions All the operation modes except PLC allow the motor monitoring ATTENTION D A It is only possible to change the parameter P202 with the motor deenergized J mn NOTE C The operation mode change P202 modifies the functions of the Control Unit digital inputs and outputs J NOTE D The command functions ON OFF preset for the digital inputs in each operating mode except for overload PLC and transparent mode can
159. zation and or user program 6 In order to load the SRW 01 A parameters and or user programs to other relays repeat the steps 4 and 5 above P500 Parameter Upload Download Adjustable 0 No Function Factory 0 Range 1 Save Bank 1 Setting 2 Save Bank 2 3 Save Bank 3 4 Load Bank 1 5 Load Bank 2 6 Load Bank 3 Proprieties Sys rw Description It selects the memory position available for saving or loading the SRW 01 parameters P501 User Program Upload Download Adjustable 0 No Function Factory O Range 1 Save Applicative 1 Setting 2 Save Applicative 2 3 Save Applicative 3 4 Load Applicative 1 5 Load Applicative 2 6 Load Applicative 3 Proprieties Sys rw Description It selects the memory position available for saving or loading the SRW O1 user program ATTENTION If the SRW 01 A and B control different motors but have the same wiring diagram verity the SRW 01 B protection motor and line parameters iJ NOTE As long as the HMI is performing the parameter or user program Upload Download procedure it is not possible to operate it During the upload the SRW 01 existing parameters and or user programs remain unchanged Parameterization PARAMETERIZATION The system parameters of the Reading Writing type can be divided into two groups Control and Protection The Control group defines AARRARARAA Local Remote Selection Local Command Selection Remote Command Selectio

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