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CFW11M - UR11 - Rectifier Unit

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1. OFF ON ON OFF O OFF 24 Vdc applied to the control supply R S and T is missing Ready for power energization Phase fault 15 ON OFF OFF 9 OFF OFF Phase fault or undervoltage at the undervoltage input power 2 9 Open fuse Open circuit breaker E LEDs el O OK FF circuit CIR11 and the main power OK OK In progress T n Tx T OFF ON ON ON OFF PP OFF ORF Power supply connected pre charge 1 in progress OK ON ON OFF F Completed T lt ON OFF ON N ON ON N EE Heatsink temperature higher than 80 C 176 F alarm temperature Tey T OFFJOFF OFF OFF OFF ON ON Heatsink overtemperature higher than 90 C 194 F fault temperature 5 OFF OFF OFF OFF OFF OFF FF OFF Control CIR11 without 24 Vdc power supply O OFF ON OFF ON OFF OFF OFF ON Heatsink undertemperature smaller than 9 C 16 F Defective or opened NTC Note 1 Temporary operation condition 2 Phase fault undervoltage defective rectifier bridge 1 refer to Figure 2 5 on page 2 7 3 Phase fault undervoltage defective rectifier bridge 2 refer to Figure 2 5 on page 2 7 4 The monitoring temperatures are High temperature alarm active with 80 C TEMP ALARM Overtemperature fault active with 90 C TEMP FAULT FAULT Undertemperature fault active with 9 C TEM
2. Figure 2 2 Example of diagram of a 12 pulse configuration with one rectifier unit The UR11 be provided together with the complete panel AFW 11M or as a stand alone product to be assembled in a panel For the complete panel all the components are provided in the panel NOTE Several additional items are needed for the complete panel assembly such as output inverters AC fuses DC link fuses for the output power units protection circuit breaker or disconnect switch at the input and in case of 12 pulse configuration is also necessary to provide a phase shifting transformer The UR11 has an interface board feed by a 24 Vcc external power supply This board presents three output relays for alarm and fault indication five LEDs for fault visualization as well as the rectifier bridges status There are also two DIP switches for the voltage settings of the UR11 power supply according to the model refer to item 3 4 6 4 Control Connections on page 3 18 for more information This board is also responsible for the heatsink temperature monitoring Figure 2 3 on page 2 6 shows a simplified block diagram of the 11 URTI 2 5 General Instructions Power section fans TN CA 220 V Ext 4 eS 2 y Cabinet aux power supply Rectifier Power supply Rectifier DC Bus DC Link So Feedback Feedback input voltage DC link voltage heatsink temperature CPCT Supply board and thyri
3. doa so dom EDT ENS 2 9 INSTALLATION AND 3 1 3 1 ENVIRONMENTAL CONDITIONS 220 0 3 1 322 LIST OF COMPONENTS 3 1 3 3 MECHANICAL INSTALLATION P Evi o vro a ra ege sap ars 3 2 3 4 ELECTRICAL INSTALLATION 0 3 6 3 4 1 Input Circuit 3 6 3 1 7 Cobles Bus _ __________ URS PIU UNE 3 6 Dito IULII S ______ _______ 3 7 3 4 4 Terminals Recommended for Power 3 9 3 4 5 Configurations of the Rectifier 2 222 1 2 3 9 3 4 5 1 Operation as 6 Pulse 3 10 3 4 5 2 Operation as 12 Pulse 3 11 3 4 6 11 Connections scecsccccscscscscscsccccecscecscscscecscsecccecscscscscssesees 3 13 3 4 6 1 Panel Layout and Connections 3 13 3 4 6 2 Power Connections sev es 3 13 3 4 6 3 Grounding Connections 3 16 3 4 6 3 1 IT Network 3 17 3 4 6 4 Control Connections essssessesoesessesoesoecesceseesosoesoeseeseeoeeoe 3 18 3 4 7 ______
4. m Transformer PE Ground rod Panel or metalic enclosure i Protective grounding PE Figure 3 25 External RFI filter connection for 6 pulse configuration Controling and signal wiring Transformer Panel or metalic enclosure Protective grounding PE Figure 3 26 External RFI filter connection for 12 pulse configuration URT1 3 25 Installation and Connection 3 26 URI First Time Power Up and Start Up 4 FIRST TIME POWER UP AND START UP This chapter describes how to Check and prepare the rectifier before power up Power up the rectifier and check the result Set the rectifier for the operation with the power supply chosen for the application 4 1 PREPARE FOR START UP The rectifier must have been already installed according to the recommendations listed in chapter 3 INSTALLATION AND CONNECTION on page 3 1 The following recommendations are applicable even if the application design is different from the suggested control connections DANGER Always disconnect the main power supply before performing any connection 4 1 1 Precautions During the Energization Start up 1 Verify all the connections of the panel 2 Search for short circuits at the input DC bus etc 3 Verify the condition of all the fuses 4 Inspect all the ground connections panel the door where the control is installed etc 5 Remove all
5. 10 output relays 300 ma external power supply XC XC2 24 Vdc RLT RL2 RL3 10 96 output relays 300 mA external power supply XC2 24 Vdc RLI RL2 RL3 10 output relays 300 ma external power supply URTI Q XC4 V ext F UR11 XCA V ext Fl 220 Li Lu 4 F5 F6 F7 F8 F9 220 R 5 T GND PE Figure 3 9 General connection diagram of a 6 pulse rectifier configuration with three parallel UR11 units The Figure 3 9 on page 3 10 presents the general connection diagram using three parallel UR11 units operating as a 6 pulse rectifier For the operation with a reduced number of parallel UR11 units consider the connection in the ascending order 3 10 URI Installation and Connection 3 4 5 2 Operation as 12 Pulse Rectifier 24 Vdc ext 24 Vdc ext 24 Vdc ext 11213 123456789 11213 123456789 11213 123456789 XC XC2 UD UD XC XC2 UD UD XC KC UD UD 24 Vdc RLI RL2 RL3 24 Vdc RLT RL2 RL3 24 Vdc RLT RL2 RL3 10 output relays 10 output relays 10 output relays 300 mA 300 mA 300 mA external external external power URI I power URI 1 power URI TI supply supply supply OND RI SI TI R2 52 T2 GND RI 51 TF XCA 2 52 12 R 5 T GND PE Figure 3 10 General connection diagram of a 12 pulse rectifier configurat
6. Environment conditions for the operation Temperature 10 C to 45 C 14 F to 113 F nominal conditions measured around the rectifier From 45 C to 55 C 113 F to 131 F 2 current derating tor each Celsius degree Air relative humidity trom 5 to 90 non condensing Altitude up to 1000 m 3 300 ft standard conditions 1000 m to 4000 m 3 300 ft to 13 200 ft 1 of current derating for each 100 m or 0 3 each 100 ft above 1000 m 3 300 ft up to 4000 m 13 200 ft maximum altitude From 2000 m to 4000 m 6 600 ft to 13 200 ft 1 1 96 of maximum voltage derating for each 100 m or 0 33 96 each 100 ft above 2000 m 6 600 ft up to 4000 m 13 200 ft maximum altitude Pollution degree 2 according to EN50178 and UL508C with non conductive pollution Condensation shall not originate conduction through the accumulated residues 3 2 LIST OF COMPONENTS The UR11 rectifier was developed to perform the rectification of the incoming three phase power supply and provide the proper DC link voltage to the CFW 11M line It replaces the pre charge circuit and the line reactor or the interohase reactor when the 12 pulse configuration is required It is possible to add rectifier units in parallel for applications that demand higher currents than the rated current of one rectifier unit see Table 3 1 on page 3 2 to Table 3 3 on page 3 2 URTI 3 1 Installation and Connection Table 3 1 Currents a
7. The mounting guide is available in the CD ROM provided with the rectifier unit or it can be downloaded from WEG website at www weg net 2 2 TERMS AND DEFINITIONS USED IN THE MANUAL Normal Duty Cycle ND inverter duty cycle that defines the maximum continuous operation current and the overload current 110 96 for 1 minute It is selected according to the programming of the inverter connected to the rectifier output This duty cycle shall be used for the operation of motors that are not subjected to high torque loads with respect to the motor rated torque during its operation starting acceleration or deceleration sap inverter rated current for use with the normal duty ND cycle Overload 1 1 x1 1 minute Heavy Duty Cycle HD inverter duty cycle that defines the maximum continuous operation current and TS the overload current 150 96 for 1 minute It is selected according to the programming of the inverter connected to the rectifier output This duty cycle shall be used for the operation of motors that are subjected to high torque with respect to the motor rated torque during its operation starting acceleration or deceleration sup inverter rated current for use with the heavy duty HD cycle Overload 1 5 x mp 1 minute Current Unbalance unbalance at rectitier unit X phase Y x 100 YAVG I I thy tee 1 Where N number of power units ln Y p
8. Use cables with the recommended gauge indicated in the Table 3 7 on page 3 16 Local standards should be followed in case different gauges are requested The rectitier grounding connection must be connected to the protective ground PE The fastening of the ground cable connections is done with M12 x 30 bolts tightening torque 60 N m as presented at Figure 3 17 on page 3 17 Table 3 7 Grounding cables Minimum Cable Current A Voltage V Overload Cross section Area mm 400 380 480 500 600 No LH 2 660 690 3 16 URI Installation and Connection 2 Front grounding y with M12 bolt Figure 3 17 11 ground connection point 3 4 6 3 1 IT Network ATTENTION In order to use the rectitier unit in IT networks not grounded or grounded via high impedance or grounded delta networks delta corner earth it is necessary to disconnect the grounding cable located at the board of the XE connector and connect it to the XIT connector located in the same board XE1 board grounding I iII 5 11 111 Figure 3 18 board grounding point URT1 3 17 Installation and Connection The UR11 rectifier series was developed to be used in application with the CFW 11M Modular Drive inverter series whi
9. 6 OPTION KITS AND ACCESSORIES 6 1 OPTION KITS _ _ __ _ __ 6 1 DZ ACCESSORIES J 6 1 6 2 1 R ck Panel Assembly ani 6 1 7 TECHNICAL SPECIFICATIONS ccccscsscescccccccesccscccccsccsccsceecs 7 1 7 1 POWER DA EA 7 1 7 2 ELECTRICAL GENERAL 5 5 2 2 7 2 7 21 Codes SIandaTas cite esco tae 7 3 7 3 MECHANICAL DATA ccsccscscsccsccccsccccccsccscsccccsceccscecsscscsscscescecscescsceees 7 3 7 3 7 3 2 Dimensions Safety Instructions 1 SAFETY INSTRUCTIONS This manual provides information for the proper installation and operation of the Rectifier Unit 1 developed to perform the rectification for the CFW 11M product line Only trained and qualified personnel should attempt to install start up and troubleshoot this type of equipment 1 1 SAFETY WARNINGS IN THE MANUAL The following satety warnings are used in this manual DANGER The procedures recommended in this warning have the purpose of protecting the user against dead serious injuries and considerable material damage ATTENTION The procedures recommended in this warning have the purpose of avoiding material damage NOTE The text supplies im
10. DC link pre charge control provided by the control of the thyristors firing angle through a microcontroller the pre charge provides a linear voltage ramp avoiding high currents and eliminating the pre charge circuit of the panels The independent control of each rectifier unit of the UR11 together with the two triphasic chokes with 3 voltage drop allows the use of this product in applications where 12 pulse rectifier configuration is required by simply connecting the power cables properly for details see chapter 3 INSTALLATION AND CONNECTION on page 3 1 The UR11 product with its modular structure book type is very similar to the CFW 11M power units UP1 1 which makes it very appropriate for the assembly in panels with the CFW 11M inverter line Each rectifier unit is able to provide power to two UP11 power units In order to feed more than two UP11 it is just necessary to add more rectitier units in parallel proportionally Figure 2 1 on page 2 4 presents an example of diagram for a 6 pulse rectifier operation and Figure 2 2 on page 2 5 presents an example of diagram for a 12 pulse rectifier operation T UD UD 0 51 1 R2 52 T2 F1 F2 F4 F5 F Figure 2 1 Example of diagram of a 6 pulse configuration with one rectifier unit 2 4 URI General Instructions UD UD a O RI SI TI R2 92 12 F1 F2
11. USORT 185 Dieless tool Y644 or Y81 Tool die Y35 Y750 Burndy FCI YA34L6 Dieless tool Y644 or Y81 1 Tool die Y35 or 50 U34RT b Cable gauges in AWG kcmil Wire Size Number of AWG Manufacturer Ring Lug P N Crimping Tool P N eee kcmil Crimps 2 Ee Tool die Y35 or Y750 U26RT M M i Burndy FCI YA28L Dieless tool MY29 3 or Y644 or Y81 1 Tool die Y35 or Y750 U29RT M i Burndy FCI YA30L Dieless tool Y644 or Y81 Tool die Y35 or Y750 U3ORT M12 Hollingsworth Tool die Y35 or Y750 U31RT Burndy FCI YA34L6 Dieless tool Y644 or Y81 Tool die Y35 Y750 U34RT 3 4 5 Configurations of the Rectifier H6 500 12 Hollingsworth 30012 Hydraulic Tool H6 500 2 H6 500 The configuration of the UR11 to operate as 6 pulses and 12 pulses rectifier are presented in this section NOTE Several additional items are needed for the complete panel assembly such as output inverters AC fuses DC link fuses for the output power units protection circuit breaker or disconnect switch at the input and in case of 12 pulse configuration is also necessary to provide a phase shifting transformer URTI 3 9 Installation and Connection 3 4 5 1 Operation as 6 Pulse Rectifier 24 Vdc ext 24 Vdc ext 2 4 1 LJ LJ LJ LJ LJ XC UD UD XC UD UD UD UD XC2 24 RLT RL2 RL3
12. 3 20 3 5 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY 3 23 3 5 1 Conformal Installation with the 1 3 23 39 24 5 DeHlnilioliS sara aan Ta dans ONES 3 23 3 5 3 Emission and Immunity Levels c ecce eene esee eene eene 3 24 3 5 4 External RFI 1 1 3 24 4 FIRST TIME POWER UP AND START UP 4 1 4 1 PREPARE FOR START UP reb ee Deacon db Nisso nal On Cain asas tais cabanas saco nba 4 1 4 1 1 Precautions During the Energization Start up 4 1 NES DU JS f assa iai 4 1 Contents 5 TROUBLESHOOTING AND MAINTENANCE 5 1 5 1 OPERATION OF THE FAULTS AND ALARMS 5 1 5 2 FAULTS ALARMS AND POSSIBLE 5 5 5 1 5 3 SOLUTIONS FOR THE MOST FREQUENT PROBLEMS 5 3 5 4 INFORMATION FOR CONTACTING TECHNICAL SUPPORT 5 3 5 5 PREVENTIVE MAINTENANCE 4 5 3 5 5 1 Cleaning Instructions ssesesinsrasn 5 5
13. Arms 480 V 690 V maximum ATTENTION Branch circuit protection must be provided in accordance with applicable local codes DANGER A switching device must be provided in order to perform the power supply connection disconnection This device must be able to disconnect the power supply from the rectifier whenever necessary e g under maintenance The main circuit breaker must be sized to withstand the inverter rated current and its short circuit level must be compatible to the application see AFW11M mounting guide for more details When the circuit breaker is closed power is applied to the UR11 starting at the pre charge of the DC link In case of failure in some inverter or emergency remote or local the circuit breaker can be switched off by the undervoltage release coil protection 3 4 2 Cables Bus Bars The panel bus bars must be sized according to the panel input current and the rectifier output current It is recommend the use of copper bars or cables In case that aluminum bars have to be used it is necessary to clean the contacts and to apply an antioxidant compound If the compound is not used any copper aluminum junction will suffer accelerated oxidation Refer to item 3 4 6 UR11 Connections on page 3 13 for more information The interconnection between the UR11 output and the DC bus can be done with flat braided cables sized to withstand the UR11 output DC current see specifications at Table 7 1 on page 7 2
14. The Figure 3 7 on page 3 presents an example of flat braided cable used by WEG 3 6 URTI Installation and Connection Po 80 8 15 180 7 086 T 50 a dep T d T To Sei O E QO e 59 E AM o SANA ANA 07877 40 19781 0 551175 00 9847 110 59 1 97 0 984 _ 310 3 _ 12 2 0 118 to 8 5 1 Braided wire gauge AWG 40 0 08 mm 0 335 0 039 Note dimensions in mm in Figure 3 7 Example of flat braided cable The cable length represented by A must be sized according to the distance between the UR11 and the panel DC bus copper bus as presented at Figure 3 13 on page 3 13 ATTENTION The braided cable presented at Figure 3 7 on page 3 7 used by WEG was designed to withstand half the UR11 output DC current see specifications at Table 7 1 on page 7 2 Therefore two parallel braided cables are necessary for each connection UD and UD It is necessary to consult the braided cable manufacturer for proper sizing in case it is desired to use only one braided cable per connection 3 4 3 Fuses ATTENTION It is necessary to use individual fuses at the input of each 1 diode bridge tor the proper protection of the rectifier units The fuses should be connect according to the Figure 3 8 on page 3 8 and sized to protect and withstand the individual current of each individual module of the rectif
15. ni Installation and Connection URTI 3 3 Installation and Connection Panel fan when required Ventilation openings on frontal panel surface Figure 3 3 Ventilation clearances in mm in The total air outflow of the power unit is 1150 m3 h 320 l s 677 CFM It is recommended an outflow of 1350 m3 h 375 l s 795 CFM per power unit at the air exhaustion mm Fr 210 5 8 29 174 5 6 87 79 5 3 13 582 75 22 94 450 17 72 550 6 21 68 n 10 8 0 42 18 8 18 7 0 74 0 74 Wheels ball bearings covered with nylon for 192 5 movement in the cabinet 7 58 Figure 3 4 11 bottom view and the side cut view mm in 3 4 URI Installation and Connection The UR11 wheels facilitate its insertion into and withdrawal from the panel Figure 3 4 on page 3 4 Figure 3 5 Fixing holes of the rectifier unit Supports for top fixing of the drive 510 7 892 14 5 Figure 3 6 Supports for top fixing mm in URTI 3 5 Installation and Connection 3 4 ELECTRICAL INSTALLATION DANGER The following information is merely a guide for proper installation Comply with applicable local regulations for electrical installations DANGER Make sure the AC power supply is disconnected before starting the installation ATTENTION The UR11 can be connected in circuits with symmetrical short circuit capability up to 150000
16. normally open contact C common NC normally closed contact Figure 3 23 Application example with active low signal at the of the CFW 11M URTI 3 21 Installation and Connection NOTE Make sure the CFW 11M inverter has the 2 0x software version or above For more details refer to the CFW 11M user manual and the CFW 11 programming manual The examples of Figure 3 22 on page 3 21 and Figure 3 23 on page 3 21 show that the DIM1 and DIM2 digital inputs are set to Without External Rectifier Fault P0832 6 and Without External Rectifier Overtemperature P0833 4 respectively On both examples the CFW 11M will show F414 External Rectifier Fault if DIM input and therefore output relay UCD1 OK UDC2 OK of the CIR11 opens when the DC bus voltage is higher than the undervoltage level and the CFW 11M PWM is enabled or it will display F412 External Rectifier Overtemperature if DIM2 input and therefore the output relay Without Temperature Fault of CIR11 opens Figure 3 24 on page 3 22 shows DIMI and DIM2 digital inputs set to Without External Rectifier Alarm 832 5 and Without External Rectifier Overtemperature Fault PO833 4 respectively In this case the CFW 11M will display A415 External Rectifier High Temperature alarm if the DIMI and therefore the RL2 relay output Without Temperature Alarm of CIR11 opens and it will display F412 External Rectifi
17. of the anode and cathode terminals which allows the control of the starting conduction angle IGBT Insulated Gate Bipolar Transistor basic component of the output inverter bridge The IGBT works as an electronic switch in the saturated closed switch and cut off open switch modes Braking IGBT operates as a switch for the activation of the braking resistor It is commanded by the DC Link level through the output inverter R Se T Arm it is a set of one diode and one thyristor of the R 5 and T phases of the rectifier input Power Modules U V and W set of two IGBTs of the inverter output phases U V and W Bridge 1 and bridge 2 it is a set of three thyristors and three diodes making a semi controlled rectifier unit 6 Pulses Rectifier three phase rectifier configuration where each power diode operates for 120 and commutates every 60 performing six commutations in one cycle of the power supply 12 Pulses Rectifier six phase rectifier configuration regularly available through a phase shifting transformer with two secondaries connected in delta and star where each power diode operates for 120 and commutates every 30 performing twelve commutations in one cycle of the power supply PTC resistor which resistance value in ohms increases proportionally to the temperature increase used as a temperature sensor in electrical motors NTC resistor which resistance value in ohms decreases proportionally to the temperat
18. the remaining extra material from the inverter or panel interior 6 Close the rectifier or panel covers 4 2 START UP 1 Set the power supply voltage according to the rectifier model as presented in Table 3 10 on page 3 19 through the DIP switches located in the CIR11 board 2 Measure the line voltage making sure it is inside the permitted range 3 Energize the control 24 Vdc power supply The LED 12V ON must light The remaining LEDs must be off 4 Command the panel perform the DC link pre charge and close the main contactor circuit breaker 5 Verify the proper operation of the fans URTI 4 1 First Time Power Up and Start Up 6 Observe the existence of faults alarms at the relay outputs and LEDs In case of any fault or alarm verity the possible causes and solve the problem 7 Check the input current of each rectifier unit with a current meter The current must be smaller than 5 the ND rated current as the rectifier is under no load 8 De energize the panel Then connect the inverters without load Check the inverter connections and if the current and voltage are according to the 9 Command the panel perform the DC link pre charge and close the main contactor circuit breaker 10 Enable inverters output and check the input current of each phase of the 11 the maximum current unbalance of each phase must be 5 4 2 URT1 Troubleshooting and Maintenance 5 TROUBLESHOOTING AND MAINT
19. 030 6DESCO M If necessary remove the boards from the rectitier Use always an ESD wrist strap Inspect the heatsink fins of the power units regularly veritying if there is any dirt accumulation that could impair the rectitier cooling In order to do that remove the power unit side cover Heatsink fin cleaning openings Figure 5 2 Cover to get access for inspection cleaning of the heatsink fins URI1 5 5 Troubleshooting and Maintenance 5 6 URTI Option Kits and Accessories 6 OPTION KITS AND ACCESSORIES This chapter presents The accessories that can be incorporated to the rectifiers Instructions for the installation operation and programming of the accessories are described in their own manuals and are not present in this chapter 6 1 OPTION KITS The 1 rectifier unit does not have any option kits 6 2 ACCESSORIES 6 2 1 Rack Panel Assembly The UR11 has a mechanical accessory for panel assembly named Rack This accessory is the same one used for the CFW 11M inverter line Refer to the Rack 2 Rack 3 mounting guide for more details URTI 6 1 Option Kits and Accessories 6 2 URI Technical Specifications 7 TECHNICAL SPECIFICATIONS This chapter describes the technical specifications electrical and mechanical of the UR11 Rectifier Unit 7 1 POWER DATA Power supply Maximum rated input voltage 480 V for 380 480 V models 600 V for 500 600 V models and 690 V for 6
20. 2 and relay digital outputs of the 11 board Figure 3 20 on page 3 19 are used to monitor the operation status of the UR11 and the alarm and fault conditions of the temperature The NO position indicates that the UR11 is under regular operation and the NC position indicates a fault alarm situation Refer to section 5 2 FAULTS ALARMS AND POSSIBLE CAUSES on page 5 1 for more details XC XC2 CIR11 board status LEDs XC101 XC 102 Ko XC3R DIP SWITCH 51 Figure 3 20 CIR11 board connection points The XC3R XC3S XC3T connectors located in the CIR11 board receive the NTCs signals that monitor the heatsink temperatures The CIR11 board sets the rated operation voltage of the UR11 through the DIP switch S1 The 400 V model UR111140T4SZ can be set to four different voltage levels 380 V 400 V 415 V 440 V 460 V and 480 V refer to Table 3 10 on page 3 19 Table 3 10 Configuration of the DIP switch S1 UR110811T6 Line 690 V O ESSERI 660 V 690 V __ OF 40 40 1 550 575 Factory default setting URTI 3 19 Installation and Connection The DIP switch S1 1 is set to OFF and the DIP switch 51 2 is set to ON as factory default Follow instructions below for the proper installation of the control wiring Wire gauge 0 5 mm 20 AWG to 1 5 mm 14 AWG Maximum tightening torque 0 5 N m 4 50 Ibf in Use shielded cables for the 24 Vdc power supply
21. 6 electromagnetic compatibility EMC Part 4 testing and measurement techniques section 6 immunity to conducted disturbances induced by radio frequency fields MECHANICAL STANDARDS EN 60529 degrees of protection provided by enclosures IP code UL 50 eEnclosures for electrical equipment 7 3 MECHANICAL DATA 7 3 1 Weight The UR11 net weight is 286 kg 630 5 Ib 7 3 2 Dimensions The UR11 dimensions are presented at Figure 7 1 on page 7 4 URTI 7 3 Technical Specifications e 52 579 1 22 8 556 7 2192 1506 4 59 31 100 5 3 96 pe 1457 5 57 38 Figure 7 1 UR11 dimensions in mm in 7 4 URI
22. 60 690 V models up to 2000 m altitude The voltage derating for higher altitudes is 1 1 96 for each 100 m above 2000 m maximum altitude 4000 m El Voltage tolerance 15 to 10 96 Kl Frequency 50 60 Hz 48 Hz to 62 Hz El Phase imbalance lt 3 96 of the rated phase phase input voltage Overvoltage according to Category III EN 61010 UL 5080 Kl Transient voltages according to Category Ill El Maximum of 60 connections per hour 1 every minute El Typical efficiency gt 97 96 Typical input power factor 6 pulses 0 92 at rated condition 12 pulses 0 97 at rated condition URTI 7 1 Technical Specifications Table 7 1 UR 1 technical specifications Power Supply Vac 380 480 V 500 600 V 660 690 V Output Voltage Vdc 513 648V C757 810 y Ov by Overload Current mi 1254 Arms 1710 1340 1217 ND Overload SEGUROS 1379 108 DO me 7m HD Overload nes oe s Note 1 Application with one URT1 rectifier unit feeding CFW 11M with the same power rating 2 Add more UR11 for bigger motor power ratings according to section 3 2 LIST OF COMPONENTS on page 3 1 3 Nominal current in permanent regimen at the following conditions Temperature around the rectifier 10 C to 45 C 14 F to 113 F The rectifier is able to operate in environments with temperatures up to 55 C 131 F if a reduction of 2 96 in the output curren
23. ENANCE This chapter M Lists all faults and alarms that may occur Indicates the possible causes of each fault and alarm M Lists most frequent problems and corrective actions M Presents instructions for periodic inspections and preventive maintenance in the equipment 5 1 OPERATION OF THE FAULTS AND ALARMS When the high temperature alarm is detected The status LED TEMP ALARM yellow lights There is no blocking of the thyristors gate pulse the rectifier remains in operation When a fault is detected Thyristors gate pulse blocking M The LED s UDC1 2 OK turns off showing which rectifier unit is under fault condition The RLI output relay opens In case of overtemperature heatsink temperature higher than 90 C 194 F the TEMP FAULT LED red lights In this case relay output opens simultaneously to TEMP ALARM LED must be light previously indicating alarm as well as RL2 should be open El In case of undertemperature heatsink temperature smaller than 9 C 16 F or the NTC cables rupture the TEMP FAULT LED red lights In this case relay output opens simultaneously to The rectifier is back to the normal operation right after the fault is solved in case it is properly connected to the power supply 5 2 FAULTS ALARMS AND POSSIBLE CAUSES The Table 5 1 on page 5 2 summarizes the faults and alarms operation The monitoring signals that can indica
24. Motors Automation Energy Transmission amp Distribution Coatings Rectifier Unit Unidad Rectificadora Unidade Retificadora URTI User s Manual Manual del Usuario Manual do Usu rio E EEE ao 17811 RECTIFIER UNIT MANUAL Series UR 1 Language English Document 10001149720 01 Models 1140 A 380 480 V 893 A 500 600 V 811 A 660 690 V 03 2015 Summary of Revisions Version Revision Description o0 7 ROO o O EON ROI Updating of the figures and general revision Contents 1 SAFETY 1 1 1 1 SAFETY WARNINGS IN THE MANUAL ccscscscececcccccscscscscscccccescscscecs 1 1 1 2 SAFETY WARNINGS IN THE 1 1 1 3 PRELIMINARY RECOMMENDATIONS csccscsceccccecsccccccscscecsccscsceccecsces 1 2 2 GENERAL INSTRUCTIONS 2 1 2 1 ABOUT THE 2 1 2 2 TERMS AND DEFINITIONS USED IN THE MANUAL 2 1 uUi 2 4 2 4 IDENTIFICATION LABEL FOR THE UR1 1 2 8 2 5 HOW TO SPECIFY THE UR11 MODEL SMART 2 8 2 6 RECEIVING AND STORAGE ousado
25. P MIN 5b The input state is not decisive for the outputs state ES OFF 5 2 URI Troubleshooting and Maintenance 5 3 SOLUTIONS FOR THE MOST FREQUENT PROBLEMS Table 5 3 Solutions for the most frequent problems 12 V LED ON does not light 24 Vdc supply cable connection inverted loose 1 Connect the 24 Vdc cabling with the proper 12 power supply does not start connection or broken wiring polarity to the connector of CIR11 board Rectifier does not start Power supply connections R1 51 T1 R2 S2 T2 1 Provide 24 Vdc supply to the CIR11 control 24 Vdc connections input ees input circuit 2 Provide proper voltage to R S and T breaker DIP Switch S1 configuration at CIRT 1 3 Setting S1 DIP Switch at CIR11 board board according to the input power supply Phase fault or undervoltage at the input Input power supply fuses circuit breaker and Replace damaged fuses power connections Check main circuit breaker switching Provide proper voltage to R S and T High temperature alarm in the heatsink UR11 fans cleaning of the heatsink fins Phase Provide proper voltage to the fans temperature higher than 80 C 176 current balance of the UR11 input Cleaning of the heatsink fins according to item Check if the current waveform is typical to a 5 5 1 Cleaning Instructions on page 5 5 Heatsink overtemperature temperature 6 12 pulse rectifier if all pu
26. Power Drives Systems Environment First Environment includes domestic premises also includes establishments directly connected without intermediate transtormer to a low voltage power supply network which supplies buildings used for domestic purposes Example houses apartments commercial installations or oftices located in residential buildings Second Environment includes all establishments other than those directly connected to a low voltage power supply network which supplies buildings used for domestic purposes Example industrial area technical area of any building supplied by a dedicated transtormer Categories Category C1 inverters with a voltage rating less than 1000 V and intended for use in the First Environment Category C2 inverters with a voltage rating less than 1000 V intended for use in the First Environment not provided with a plug connector or a movable installations They must be installed and commissioned by a professional URI 3 23 Installation and Connection Note a professional is a person or organization familiar with the installation and or commissioning of inverters including their EMC aspects Category C3 inverters with a voltage rating less than 1000 V and intended for use in the Second Environment only not designed for use in the First Environment Category inverters with a voltage rating equal to or greater than 1000 V or with a current rating equal to or greater t
27. ans even after the AC power supply has been disconnected or turned off When there is a capacitive load connected to the UR11 output e g frequency inverters fed directly from the DC link wait at least 10 minutes to guarantee the fully discharge of capacitors Always connect the equipment frame to the protection earth PE at the suitable connection point ATTENTION The electronic boards contain components sensitive to electrostatic discharges Do not touch the components and terminals directly If needed touch first the grounded metal frame or wear an adequate ground strap Do not perform a withstand voltage test on any part of the rectifier unit If needed please consult WEG NOTE Rectifiers may cause interference in other electronic devices Follow the recommendations listed in chapter 3 INSTALLATION AND CONNECTION on page 3 1 to minimize these effects NOTE Fully read this manual before installing or operating the rectifier unit UR11 ATTENTION The operation of this equipment requires installation instructions and detailed operation provided in this manual General Instructions 2 GENERAL INSTRUCTIONS 2 1 ABOUT THE MANUAL This manual presents how to install operate the main features and basic troubleshooting of the UR1 1 rectifier unit models For more information on other features accessories and operating conditions refer to the following mounting guide M RACK 2 RACK 3 mounting guide
28. ch can be used in IT networks without modifications In these cases consider the following The phase to ground or isolation fault indication must be processed by the user to indicate the failure occurrence and or block the inverter operation In order to use the URT for feeding other inverters refer to the inverter respective manual 3 4 6 4 Control Connections 24 Vdc input Relay outputs Status LEDs TIS rr Figure 3 19 URI 1 control cables connection points The CIR11 Rectifier Interface Board is presented at Figure 3 19 on page 3 18 It is necessary to provide a 24 Vdc 10 external power supply to feed this board This external power supply must have 300 mAdc minimum capacity Table 3 8 XC1 connector signals of the Sonda funcion ee REST 24 Vdc O supply 24 300 mA 10 external power supply OV for the 24 Vdc external power supply High impedance grounded 4 7 MO 3 18 URI Installation and Connection Table 3 9 XC2 Connector signals of the funcion digital output with DC bus OK function UDC1 amp Contacts rating 1 A UDC2 OK Maximum voltage 240 Vac UDC1 DC bus of the rectifier bridge 1 NC normally closed contact UDC2 DC bus of the rectifier bridge 2 C common NO normally open contact The RL1 1
29. connections of the CIR11 board if necessary The proper cable shield connection is shown in Figure 3 21 on page 3 20 Isolate with tape Converter side Rectifier side 5550 SS 5255 RRRS SLS 6 LS xX OY DX XO OC AX 06 04 S 2 5 205009 RSS Do not ground Figure 3 21 Cable shield connection Relays contactors solenoids or coils of electromechanical brakes installed close to the inverter may eventually create interferences in the control circuit To eliminate this effect RC suppressors with AC power supply or free wheel diodes with DC power supply must be connected in parallel to the coils of these devices 3 4 7 Typical Connections In order the CFW 11M inverter can monitor the rectifier it is recommended the interconnection between the fault and or alarm signals available at the relays outputs in the 11 board with the DIM and DIM2 digital inputs of the CFW 11M located at the IPS board of the CFW 11M Control Unit UC1 1 3 20 URI Installation and Connection URTI UC11 CFW11M 0832 6 NF NA2 DIM 11 C2 COM 0833 4 NF2 GND 24 V NO normally open contact C common NC normally closed contact Figure 3 22 Application example with active high signal at Dis of the CFW 11M URTI UC11 CFW11M P0832 6 NA2 11 C2 P0833 4 e NO
30. d cables DEED immunity IEC EN61000 4 5 1 2 50 us 8 20 us 1 kV line to line coupling 2 kV line to ground coupling Radio frequency electromagnetic field IEC EN6 1000 4 3 80 to 1000 MHz 10 V m 80 96 AM 1 kHz 3 5 4 External RFI Filters To be used only if necessary to comply with conducted emission levels category C2 or C3 according to IEC EN61800 3 For the CFW 11M inverters the connection diagram for 6 pulses configuration presented at Figure 3 25 on page 3 25 should be used and the connection diagram for 12 pulses configuration presented at Figure 3 26 on page 3 25 should be used Refer to the CFW 11M user s manual for the external filters and more information 3 24 URI Installation and Connection ATTENTION Use the listed filters only in lines with a solidly grounded neutral point Do not use them in IT networks lines that are not grounded or grounded via a high impedance ATTENTION The filters presented in the CFW 11M user s manual are for low voltage power supply When the filter is to be used in the primary of the input power transformer in case the 1 is set for 12 pulse rectitier operation and its input voltage is medium or high voltage contact the filter manufacturer EPCOS or other in order to check possible contigurations Controling and signal wiring Mem a oem ee Go EE 8 EE EE EE E i 5 m 1 1
31. er Overtemperature if the DIM2 input and therefore the relay output Without Temperature Fault of CIR11 opens URI UC11 CFW11M DIM P0832 5 COM NO normally open contact C common NC normally closed contact Figure 3 24 Application example with active high signal at the Dis of the CFW 11M 3 22 URI Installation and Connection 3 5 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY ATTENTION The contormity with European directives of electromagnetic compatibility EMC Directive 2004 108 EC also depends on the inverters connected to the UR11 output Always follow the installation instructions as presented in the inverter manual 3 5 1 Conformal Installation with the CFW 11M When the CFW 11M is installed according to the user s manual instructions presented at chapter 3 5 INSTALLATION ACCORDING TO THE EUROPEAN DIRECTIVE OF ELECTROMAGNETIC COMPATIBILITY on page 3 23 and all the next recommendations are followed for the UR11 installation the complete panel will be in accordance with IEC EN 61800 3 Adjustable Speed Electrical Power Drive Systems category C4 UR11 installation recommendations 1 UR11 grounding according to the instructions on item 3 4 6 3 Grounding Connections on page 3 16 of this manual 2 Shielded control cables on 3 5 2 Standard Definitions IEC EN 61800 3 Adjustable Speed Electrical
32. er to open the box 1 Put the box on the floor 2 Open the wood crate 3 Remove all the packing material the cardboard or styrofoam protection before removing the UR11 URI1 2 9 General Instructions Check the following items once the rectifier is delivered Verify that the product identification label corresponds to the model number on your purchase order Inspect the product for external damaging during transportation Report any damage immediately to the carrier that delivered your product If the products were note installed immediately store them in a clean and dry place temperature between 25 C and 60 C 77 F and 140 F with a cover in order to avoid the contamination with dust lia 7 Mil Wi qi LUN n J ili Figure 2 10 Do not tilt the rectifier units 2 10 URI Installation and Connection 3 INSTALLATION AND CONNECTION This chapter provides information on installing and wiring the UR11 The instructions and guidelines listed in this manual shall be followed in order to guarantee personnel and equipment safety as well as the proper operation of the rectifier 3 1 ENVIRONMENTAL CONDITIONS Avoid installing the UR11 in an area with Direct exposure to sunlight rain high humidity or sea air Inflammable or corrosive gases or liquids Excessive vibration Dust metallic particles and oil mist
33. han 400 Amps or intended for use in complex systems in the Second Environment EN 55011 Threshold values and measuring methods for radio interference from industrial scientific and medical ISM high frequency equipment Class B equipment intended for use in the low voltage power supply network residential commercial and light industrial environments Class A1 equipment intended for use in the low voltage power supply network Restricted distribution Note it must be installed and commissioned by a professional when applied in the low voltage power supply network Class A2 equipment intended for use in industrial environments 3 5 3 Emission and Immunity Levels Table 3 11 Emission and immunity levels EMC Phenomenon Basic Standard Emission Mains terminal disturbance voltage IEC EN61800 3 Without external filter C4 category Frequency range 150 kHz to 30 MHz With external filter C2 or C3 category Electromagnetic radiation disturbance Frequency range 30 kHz to 1 GHz Immunity Electrostatic discharge ESD IEC EN61000 4 2 4 kV for contact discharge and 8 kV for air discharge Fast transient burst IEC EN61000 4 4 2 kV 5 kHz coupling capacitor power input cables 1 kV 5 kHz control cables and remote keypad cables 2 kV 5 kHz coupling capacitor motor output cables Conducted radio common mode IEC EN61000 4 6 0 15 to 80 MHz 10 V 80 AM 1 kHz Motor cables control cables and Mus keypa
34. hase current 5 or T of the rectifier unit ave Y phase average current Rectifier input circuit of inverters that transtorms the AC input voltage in DC voltage It is composed of power diodes URTI 2 1 General Instructions Pre charge Circuit transitional stage of the UR1 1 operation which starts when the power is applied to the input phases and ends with the complete charging of the DC link capacitors of the inverter connected to its output This step is controlled by the UR11 which performs the loading of DC link capacitors through a voltage ramp with limited current avoiding high current spikes on the inverter startup DC Link inverter intermediate circuit with DC voltage and current obtained from the rectification of the AC supply voltage UR11 or from an external source it supplies the output IGBTs inverter bridge Inverter Circuit circuit to modify the DC voltage of the DC Link Diode basic component of the input rectifier bridge It works like an electronic key controlled by the voltage polarity of the anode and cathode terminals in the following modes conduction closed switch terminals directly polarized and blocked open switch terminals reversely polarized Thyristor SCR Silicon Controlled Rectifier basic component of the input rectifier It works like a diode but it needs a voltage pulse in the gate terminal to be able to get into the conduction mode besides the proper polarization
35. he Table 2 1 on page 2 9 2 8 URI General Instructions The available options for the rectifier input current on normal duty ND overload are presented at Table 2 2 on page 2 9 according to the input rated voltage In order to check other data refer to the technical specifications at Table 7 1 on page 7 2 Table 2 1 Smart code Rectifier Model Refer to chapter 7 TECHNICAL SPECIFICATIONS on page 7 1 for a list of models for the UR11 series and the rectifiers technical specification T 4 Field Market identification WEG Rectifier Rated input Number of input Rated input voltage Option kit Character that description defines the manual Unit 11 series current for use identifies language with the Normal the code end Duty ND cycle Available three phase 4 380 480 V S standard options 5 500 600 V product 6 660 690 V E g UR111140T4SZ corresponds to a 1140 A three phase rectifier with 380 V to 480 V input voltage input power supply A 500 600 V rectitier would be specified as UR110893T5SZ and a 660 690 V would be specified as UR110811T6SZ Table 2 2 Nominal currents at normal overload regime ND 2 6 RECEIVING AND STORAGE The UR11 rectifier units are supplied packed in wooden boxes refer to the Figure 2 9 on page 2 9 Figure 2 9 URI 1 packing There are identitication labels outside these boxes identical to the ones fixed on the product In ord
36. ier bridge URT1 3 7 Installation and Connection RS Figure 3 8 Example of 6 pulse configuration with one rectifier unit The Table 3 4 on page 3 8 presents WEG values according to the contiguration presented at Figure 3 8 on page 3 8 6 fuses per 11 Table 3 4 Recommended Fuses Nominal Maximum Fuse Pt ND Current A Fuse A 25 JA s 380 480 1140 900 1 445 000 500 600 700 1 445 000 660 690 1 445 000 The fuses must be sized according to the voltage supply of the rectifier in order it can be capable of providing the arc extinction and the must be smaller than the l of each thyristor 1 445 000 as indicated at Table 3 4 on page 3 8 Example of fuses used by WEG 400 V line 6 9URD33TTFO900 FERRAZ 900 A 690 V 14 700 000 25 Other lines 6 9URD33TTFO700 FERRAZ 700 A 690 V 12 300 000 25 3 8 URI Installation and Connection 3 4 4 Terminals Recommended for Power Cables Table 3 5 a and b Recommended cable lugs for power connections a Cable gauges in mm Wire Size Missa Number of franz Stud Manufacturer Ring Lug P N Crimping installation Tool P N Hollingsworth RM 70 12 Hydraulic Tool H6 500 M12 Burndy FCI YA26L6 Dieless tool MY29 3 or Y644 or Y81 1 Tool die Y35 or Y750 U26RT 120 Dieless tool MY29 3 or Y644 or Y81 Tool die Y35 or Y750 U29RT 150 Dieless tool Y644 or Y81 Tool die Y35 or Y750
37. ion with three parallel UR11 units The Figure 3 10 on page 3 11 presents the general connection diagram using three parallel UR11 units operating as a 12 pulse rectifier The Figure 3 11 on page 3 12 presents the general connection diagram using two parallel UR11 units operating as a 12 pulse rectifier and the Figure 3 12 on page 3 12 presents the general connection diagram using one UR11 unit operating as a 12 pulse rectifier URTI 3 11 Installation and Connection 24 Vdc ext CC 23 123456789 1 2 24 RLT RL2 RL3 10 output relays 24 Vdc ext 112233 1123456789 XC2 UD UD 24 RLI RL2 RL3 10 output relays UD UD 300 ma 300 ma external external power URI T power UR1 1 supply supply RI SI TI XC4 825272005 220 V ext F4 R S T GND PE Figure 3 11 General connection diagram of a 12 pulse rectifier configuration with two parallel UR11 units UD UD 24 Vdc ext 11213 123456789 XC2 UD UD 24 RL1 RL2 RL3 10 output relays 300 mA external power UR supply GND PE RISITI 4 R252 2 220 V ext R S T GND PE Figure 3 12 General connection diagram of a 12 pulse rectifier configuration with one URI unit 3 12 URI Installation and Connection 3 4 6 UR11 Connections 3 4 6 1 Panel Layout and Connections SEM In
38. lses are present at all 3 Replacement of the fans higher than 90 C the input phases R1 51 11 R1 S2 and T2 Replacement of the defective UR11 Heatsink Undertemperature smaller CIR11 board connections XC3R XC3S XC3T Tightening of the CIR11 board connections than 9 C and NTCs Replacement of the defective UR11 Open or defective NTC 5 4 INFORMATION FOR CONTACTING TECHNICAL SUPPORT NOTE For technical support and servicing it is important to have the following information in hand Rectifier model Serial number and manufacturing date that are listed in the product nameplate refer to section 2 4 IDENTIFICATION LABEL FOR THE UR11 on page 2 8 Application data and rectifier settings 5 5 PREVENTIVE MAINTENANCE DANGER Always turn off the mains power supply before touching any electrical component associated to the rectifier High voltage may still be present even after disconnecting the power supply To prevent electric shock wait at least 10 minutes after turning off the input power for the complete discharge of the power capacitors Always connect the equipment frame to the protective ground PE Use the adequate connection terminal in the rectifier ATTENTION The electronic boards have electrostatic discharge sensitive components Do not touch the components or connectors directly needed first touch the grounded metallic frame or wear a ground strap Do not perform any withstand
39. nd configuration in 380 480 V Number of Power Units UR11 in Parallel Number of Power Units URI1 in Parallel Number of Power Units URI1 in Parallel The other panel components are responsibility of the integrator Among these components we can point out the AC input fuses DC link fuses for power units protection circuit breaker or disconnect switch phase shifting transformer for 12 pulse configuration bus bars panel fans etc 3 3 MECHANICAL INSTALLATION The power units must be properly secured in the drive cabinet making it possible the easy withdrawal and reinsertion in case of maintenance The fastening must also be done so that it prevents panel transportation damage The panel mounting rack accessory simplifies the mounting of the power units and allows their simple fastening and movement Refer to Rack 2 Rack 3 Mounting Guide 3 2 URI il TIT TIT tiii tt TI TI Il il ip m tril TTTI seer DI il TIT ii TIT TIT TIT TITERTIT uir bp t Figure 3 2 Mounting of the URI side by side without lateral spacing
40. olts per phase The bus bars are of 40 x 10 mm 1 57 x 0 39 in and the fastening is done through M12 nuts inserted into the bar as presented at Figure 3 15 on page 3 15 3 14 Installation and Connection Output bar RT Output bar R2 Output 51 m Output S2 ato gt Output bar T2 nt ae Output bar T1 RC um o Figure 3 15 UR11 output bus bar power supply output connections mm in Use two cables in parallel with the recommended gauge indicated in the Table 3 6 on page 3 15 for connecting each UR11 output reactor to the input bus bar power supply Table 3 6 R S T output cable Minimum Cable Current A Voltage V Overload Cross section Area 380 480 500 600 660 690 NOTE The cables are designed for 75 C 167 F ambient temperature with PVC isolation In case using cables with different isolating material they must be sized according to the local standards It is necessary to provide 220 V external power supply for the two fans of the URI 1 unit URI1 3 15 Installation and Connection 220 V input connector Figure 3 16 Fans supply terminals 220 4 3 4 6 3 Grounding Connections ATTENTION The neutral conductor of the network must be solidly grounded however this conductor must not be used to ground the rectifier ATTENTION The rectitier must be obligatorily connected to a protective ground PE
41. portant information for the correct understanding and good operation of the product 1 2 SAFETY WARNINGS IN THE PRODUCT The following symbols are attached to the product and require special attention High voltages are present Components sensitive to electrostatic discharge Do not touch them Mandatory connection to the protective ground PE Connection of the shield to the ground Hot surface Pio URII 1 1 Safety Instructions 1 3 PRELIMINARY RECOMMENDATIONS 1 2 URI DANGER Only trained personnel with proper qualifications and familiar with the UR1 1 and associated machinery shall plan and implement the installation starting operation and maintenance of this equipment The personnel shall follow all the safety instructions described in this manual and or defined by the local regulations Failure to comply with the safety instructions may result in death serious injury and equipment damage NOTE For the purpose of this manual qualified personnel are those trained and able to 1 Install ground power up and operate the UR11 according to this manual and to the current legal safety procedures 2 Use the protection equipment according to the established regulations 3 Provide first aid DANGER Always disconnect the main power supply before touching any electrical device associated with the rectifier Several components may remain charged with high voltage and or in movement f
42. rt 1 general requirements Note the final assembler of the machine is responsible for installing an safety stop device and a supply disconnecting device EN 60146 IEC 146 semiconductor converters EN 61800 2 adjustable speed electrical power drive systems part 2 general requirements rating specifications for low voltage adjustable frequency AC power drive systems ELECTROMAGNETIC COMPATIBILITY EMC EN 61800 3 adjustable speed electrical power drive systems part 3 EMC product standard including specific test methods EN 55011 limits and methods of measurement of radio disturbance characteristics of industrial scientific and medical ISM radio frequency equipment CISPR 11 industrial scientific and medical ISM radio frequency equipment electro magnetic disturbance characteristics limits and methods of measurement EN 61000 4 2 electromagnetic compatibility EMC part 4 testing and measurement techniques section 2 electrostatic discharge immunity test EN 61000 4 3 electromagnetic compatibility EMC part 4 testing and measurement techniques section 3 radiated radio frequency electromagnetic field immunity test EN 61000 4 4 electromagnetic compatibility EMC part 4 testing and measurement techniques section 4 electrical fast transient burst immunity test EN 61000 4 5 electromagnetic compatibility EMC part 4 testing and measurement techniques section 5 surge immunity test EN 61000 4
43. stor control with the 32 POWER CONTROL bits RISC CPU Digital outputs 24 Vdc User RL1 to Ext interface DOS RL3 board Figure 2 3 Block diagram for Board RCS4 Thyristors decoupling capacitors ul Board 1 ill L Fan We Board CIR1 1 Board 11 Synchronism transformer fuses Input reactor Figure 2 4 UR11 main components 2 6 URI General Instructions A F UD Heatsink fans RCS4 CLR UD UD Obs 6 x RCS4 External 220 V 6 x TD570N A UD L L2 RI 51 TI R2 92 12 Figure 2 5 UR11 general internal diagram power connections BEEN VRI Y E _ External F2 24 Vde B XC16 g F3 Ll 11 RY 1 E RL T2 5 UDC1 UDC2 iD VR2 SE OK 11 RL2 without 2 NTC TV temperature we alarm F5 iN 16 B RL3 without To temperature fault ET E Figure 2 6 URI 1 general internal diagram control connections URTI 2 7 General Instructions 2 4 IDENTIFICATION LABEL FOR THE 11 There are two identification labels one located at the front cover and another inside the UR1 1 enclosure close to the fans UR11 Model WEG par
44. t is applied for each Celsius degree or 1 11 96 each F above 45 C 113 F Relative humidity 5 96 to 90 96 without condensation Altitude 1000 m 3 300 ft Above 1000 m up to 4000 m 3 300 ft to 13 200 ft the output current must be reduced in 1 96 for each 100 m or 0 6 96 each 100 ft above 1000 m 3 300 ft Environment with pollution degree 2 according to EN50178 and 015080 4 The motor ratings are merely a guide for 440 V 400 V line 575 V 500 V line and 690 V 600 V line IV pole WEG motors The adequate rectifier sizing shall be based on the rated current of the motor used 5b The information provided about the rectifier losses is valid for the rated operating condition i e for rated output current 7 2 ELECTRICAL GENERAL SPECIFICATIONS POWER SUPPLY EXTERNAL 24 Vdc 300 mA 10 power supply CIR11 board OUTPUTS RELAY M 3 relays with NO NC contacts 240 Vac 1 A CIR11 board SAFETY PROTECTION M Input power under overvoltage Overtemperature ENCLOSURE 7 2 URI Technical Specifications 7 2 1 Codes and Standards SAFETY STANDARDS UL 508C power conversion equipment UL 8340 insulation coordination including clearances and creepage distances for electrical equipment EN61800 5 1 safety requirements electrical thermal and energy EN 50178 electronic equipment for use in power installations EN 60204 1 safety of machinery Electrical equipment of machines pa
45. t number UR11 Net weight Rated input data voltage input phase numbers rated currents for Normal Duty ND and Heavy Duty HD cycles overload MOD BRUR110811T6SZZZZZZZZ 38K 12345678 MAX TA 45 C 113 F 123456789012345 SERIALE 1234507890 PESOMEIGHT 159kg 350 510 INPUT LINE OUTPUT DC LINK DA BAR ENTRADA REDE INE a 660 690 V 0 0 7 1 VDCX 3 Manufacturing date Maximum surrounding air temperature Serial number Rated output data voltage rated currents for use with Normal Duty ND and Heavy Duty HD current for 1 min and 3 s and frequency Current specifications for use with the Normal Duty ND cycle ND 890 AX X GOOAXX 60 5 35 660 900AX HD 502 AXX 515AXX 60 5 35 T72AX 1030A Current specifications for use with the HZ 30 60H z 8402 FABRICADO NO BRASIL Heavy Duty HD cycle LRN RAS MADE IN BRAZIL Uu 8 BRUR110811T6S ZZZZZZZZ 12345678 38K SERIAL 1234567890 Figure 2 7 URI l identification label Figure 2 8 Location of the identification labels 2 5 HOW TO SPECIFY THE UR11 MODEL SMART CODE In order to specify the UR11 model it is necessary to indicate the desired voltage and current values in their respective fields for the nominal supply voltage and the rated input current for normal duty overload ND in the smart code according to the example of t
46. te fault alarm and the status outputs are presented at Table 5 2 on page 5 2 URTI 5 1 Troubleshooting and Maintenance Table 5 1 Operation of faults and alarms Inputs 24 Vdc power supply of the CIR11 board R1 S1 TI R2 S2 and T2 input power connections Pre charge status Not performed In progress or Completed UR11 heatsink temperature measured through the NTCs RL outputs RLT Relay output with the pre charge status indication function UDC1 OK amp UDC2 OK It closes when the two rectifier diode bridges completed the pre charge Output relay with No Temperature Alarm function It opens under alarm condition RLS Output relay with No Temperature Fault function It opens under fault condition 12 VON Green LED with 12 ON power supply indication generated at CIR11 from the 24 Vdc UDC 1 OK Green LED with status function indication of one UR11 input rectifier bridge it lights when its pre charge is completed UDC 2 OK Green LED with status function indication of the other UR11 input rectifier bridge it lights when its pre charge is completed TEMP ALARM Yellow LED that lights when the UR11 temperature is too high alarm TEMP FAULT Red LED that lights under overtemperature or undertemperature fault condition Table 5 2 Faults alarms and possible causes 12 V UDC 1 UDC 2 Temp Temp Possible Causes MV 8 87 Temperaturo R2 On OR Alar Fu OK OFF OFF
47. ure increase used as a temperature sensor in power modules PE Protective Earth RFI Filter Radio Frequency Interference Filter for interference reduction in the Radio Frequency range PWM Pulse Width Modulation pulsed voltage that feeds the motor 2 2 URTI General Instructions Switching Frequency frequency of the IGBTs switching in the inverter bridge normally expressed in kHz Heatsink metal device designed to dissipate the heat generated by the power semiconductors Amp amp res C celsius degree AC alternated current DC direct current CFM Cubic Feet per Minute unit of flow cm centimeter hp horse power 746 Watts unit of power used to indicate the mechanical power of electrical motors Hz heriz I s liters per second kg kilogram 1000 grams kHz kilohertz 1000 Hertz m meter mA miliamp re 0 001 Amp re min minute ms millisecond 0 001 seconds N m newton meter unit of torque rms root mean square effective value rpm revolutions per minute unit of speed s second V volts Q ohms UR11 2 3 General Instructions 2 3 ABOUT THE UR11 The rectifier unit URTI provides DC voltage to feed the CFW 11M inverters The UR11 can also be used to provide power to other devices that require DC link voltage The main feature of this product is the two built in complete semi controlled rectitier bridges which have the advantages presented next
48. verter ill 1 1 UAE ERAI 11 e III E Hl 111 11111 H nnn O 3 a GND PE Figure 3 13 Example of adequate panel installation layout The Figure 3 13 on page 3 13 presents the adequate installation layout for three parallel UR11 rectifier units 3 4 6 2 Power Connections ATTENTION The power supply that feeds the rectifier must have a grounded neutral In case of IT networks follow the instructions described in item 3 4 6 3 1 IT Network on page 3 17 11 3 13 Installation and Connection NOTE The voltage must be compatible to the rectifier rated voltage Reter to item 3 4 6 4 Control Connections on page 3 18 for the configuration of the UR11 rated operation voltage The fastening of the UR11 output connections is done with four M12 x 25 bolts tightening torque 60 N m as presented at Figure 3 14 on page 3 14 Refer to item 3 4 2 Cables Bus Bars on page 3 6 for more information Negative output bar UD 40 1 57 2 BA 9 21 80 3 15 Positive output bar UD Figure 3 14 UR11 output bus bar DC connections mm The input connections at the internal reactances are done by means of twelve M12 x 30 bolts tightening torque 60 N m each reactor uses 6 bolts 2 b
49. voltage test If needed consult WEG URTI 5 3 Troubleshooting and Maintenance The rectifiers require low maintenance when properly installed and operated Besides the periodic cleaning of the heatsink fins it is recommended to exchange the fans after 50 000 hours operation Figure 5 1 on page 5 4 shows the UR11 fans exchanging procedure It is recommended periodic inspections to be performed every 6 months after rectifier start up Table 5 4 Recommended periodic inspections Every 6 months Terminals connectors Loose screws Tighten Loose connectors Fans Coding sem Blocked fan Abnormal vibration Printed circuit Boards Power module Cleaning Rails for fan sliding a d Lock system for fast fan replacement Figure 5 1 Fan replacement 5 4 URI Troubleshooting and Maintenance 5 5 1 Cleaning Instructions When it becomes necessary to clean the rectifier follow the instructions below Ventilation system Cut off the rectifier supply and wait 10 minutes Remove the dust accumulated at the ventilation inlets with a plastic brush or a flannel Remove the dust accumulated on the heatsink tins and on tan blades using compressed air Electronic boards Cut off the rectifier supply and wait 10 minutes Remove the dust accumulated on the boards using an anti static brush or ionized compressed air E g Charges Burtes lon Gun non nuclear reference A6

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