DIGITAL SYNCHRONIZING UNIT KS3.1
Contents
1. 7 jJor A lt key after pressing we set Setting of synchronization alarm thresholds on and off settlement of the time delay Table 3 Parameter name Symbol Range Remarks Description Manufacturing code value Entry of the access code SECU 0000 9999 0000 without code 0 Synchronization alarm A1 0 0 1 0 off 1 on 0 output on switched on Alarm output access A2 0 0 1 0 off 1 on 1 code Synchronization alarm A1 U 0 2 2 76 1 10 for interface 1 Variation range of the step 0 2 96 m v voltage difference 2 5 96 11 13 for interface step 1 Synchronization alarm 1 1 10 2 Variation range of the angle Delay in alarm action ALdt 0 10 sec delay of synchroniza 0 tion alarm switching on Automatic activation AUtO 0 1 behaviour of the 0 of the alarm synchronization unit after a voltage decay If the access code has not been introduced the position is not active m v measured value 11 frei MkV 13 Q SYN L 12 L3 AU OUT Cx Cx C The entry into the mode of alarm setting is protected by the access code Without this code alarms can only be reviewed Alarm outputs are active if the value 1 was assigned to them Table 3 parameter 1 2 If all values of the quantity related to the synchronization alarm are placed in the declared2. ORDERING EXAMPLE Code KS3 1 01 1 0 00 1 means a KS3 1 synchronizing unit with digital displays input voltage 100V with an RS 485 interface supply voltage 85 250 V d c a c standard execution with a quality inspection certificate 19 9 MAINTENANCE AND WARRANTY The KS3 1 synchronizing unit does not required any periodical maintenance In case of some incorrect unit operation 1 During the 18 months period from the shipment date One should return the unit to the LUMEL s Quality Control Dept If the unit has been used in compliance with the instructions LUMEL S A warrants to repair it free of charge The disassembling of the unit housing causes the cancellation of the granted warranty 2 After the warranty period One should turn over the unit to repair it in a certified service workshop Spart parts are available for the period of 10 years from the date of purchase LUMEL S A reserves the right to make changes in design and specifications of any products as engineering advances or necessity requires 20 SALES PROGRAM DIGITAL AND BARGRAPH PANEL METERS MEASURING TRANSDUCERS ANALOG PANEL METERS DIN INSTRUMENTS CONTROLLERS PEN DOT AND SCREEN RECORDERS POWER CONTROL UNITS and INVERTERS CAR INDICATORS MEASUREMENT ACCESSORIES shunts sensors C T MEASURING SYSTEMS HEAT ENERGY CONTROL etc 10 CUSTOM MADE PRODUCTS 11 PRESSURE CASTINGS 12 TOOLS QUALITY PROCE
3. are numbered from the youngest to the oldest bO b15 32 bit registers include numbers of float type in the IEEE 745 standard The register map has been divided into following areas Address range Value type Description Integer The value is located in one 16 bit 16 bits register The table 5 includes the register description Registers can be read out and written 7500 7518 Float The value is located in one 32 bit 32 bits register The table 6 includes the register description Registers can only be read out Contents of 16 bit registers with addresses from 4000 to 4007 Table 4 Register address Symbol Unit address Description address 4000 1 4000 Voltage transformer ratio 4002 _ Synchronization relay switching on 0 1 4003 rd Range exceeding relay switching on 4004 Settlement of the AV interval acc table 3 4005 Settlement of the q interval acc table 3 4006 Delay of synchronization alarm switching on 4007 Automatic activation A1_0 15 Table 5 Registeraddress Symbol Unit Description address _ 750 Qu Network voltage EN gt Newok working frequency 7517 7518 9 Min and max value of the frequency difference 7 TECHNICAL DATA Measuring ranges and admissible basic errors Table 6 Measured Range Basic error Resolution quantity Voltage 100 0 V Ku 1 0 2 0 1 of range EE 1 400 max 110 0 V Ku 1
4. 230 0 V Ku 1 400 0 V Ku 1 Frequency f 15 0 500 0 Hz 0 500 0 Hz 0 0 5 mv t2d 0 5 mv t2d v 2d Voltage difference 20 0 20 0 5 of m v 2 d Frequency difference 10 0 10 0 5 of m v 2 d where Ku voltage transformer ratio m v measured values d digit 16 Measuring inputs phase to phase input voltage momentary overload capacity 5 sec admissible voltage peak factor Interface RS 485 baud rate protocol Relay outputs relays load capacity life time depending on cose Reading field displays colour digit height Supply voltage Power consumption supply voltage voltage circuit Reaction to decays and supply recoveries Safety requirements insulation ensured by the housing insulation between circuits installation category Un 100 110 230 400 V Frequency 15 45 65 500 Hz sinusoidal signal THD x 896 2Un max 1000 V 2 4800 9600 19200 MODBUS ASCII 8N1 ASCII 7E1 ASCII 701 RTU 8N2 8E1 RTU 801 voltageless make contacts 250 V 0 5 A in the AC1 category 1 5 x 105 1 105 cose 0 4 250 V a c 4 x 5 fields 7 segment LEDs red 14 mm 18 30 V d c a c 40 400 Hz 85 250 V d c a c 40 400 Hz lt 12 VA 0 5 VA Data and state preservation of the synchronization unit in case of any supply decay battery support Continuation of unit operation after t
5. DIGITAL SYNCHRONIZING UNIT KS3 1 SERVICE MANUAL 144 x 144 x 77 mm CONTENTS 1 APPLICATION oL aea op o Eo eant 3 2 DELIVERY SPECIFICATION sesenta 3 3 BASIC SAFETY REQUIREMENTS AND USER S SAFETY 3 4 INSTALLATION neg SR 4 421 FIXING Way i xr b e e Serene gi eid e oe breeds 4 4 2 Scheme of external connections 5 5 SERVICE THE 93 10 6 5 1 Frontal plate aici iG Lee e EET easet 6 5 2 Working modes of the KS3 1 synchronizing unit ssssssss 6 5 2 1 Measuring functions of KS3 1 neret 7 5 2 2 oi eere qu D EA EINE DUDAS 9 5 9 Gonfiguratignis 9 5 3 1 Configuration of S parameters 10 5 3 2 Configuration of A parameters sss nennen nnn 11 6 25 485 rec iet netter te ER RED RT eae P EE 13 SM PSS CHIU ON REESE TU DULL EE 13 6 2 Register map ete Re A E v toes 15 T TECHNIGCAL DATA oed peret emp tti ene Ree 16 8 EXECUTION CODES AND ORDERING PROCEDURE 19 9 MAINTENANCE AND WARRANTY sss 20 1 APPLICATION The KS3 1 digital synchronizing unit is destined to synchronize generators during their coupli
6. DURES According ISO 9001 international requirements ISO certificate granted by KEMA Registered Quality November 2001 LUMEL Lubuskie Zaktady Aparatow Elektrycznych LUMEL S A ul Sulechowska 1 65 950 Zielona G ra POLAND tel 48 68 329 51 00 exchange Export Department fax 48 68 329 51 01 e mail lumel glumel com pl tel or fax 48 68 325 40 91 http www lumel com pl e mail export lumel com pl
7. damage incurred during transport or use it must be taken out of service and precautions taken to prevent accidental use Contact authorized technicians for checks and any repairs 4 INSTALLATION 4 1 Fixing way One should cut out a hole of 138 05 x 138 5 mm dimensions in the panel and fix the synchronizing unit by means of four screw holders The unit housing which overall dimen sions are 144 x 144 x 77 mm is made of self extinguishing plastics The screw terminal strips enable the connection of external conductors which maximal cross section is 2 5 mm 4 Max 10 mm KS3 CBBBBB on 288BBB 5 Cx C9 144 144 77 Fig 1 Overall dimensions and fixing way of the KS3 1 unit 4 2 Scheme of external connections network 1 16 2 17 Supply 3 18 4 19 5 20 1 6 21 7 22 8 23 9 24 10 25 11 26 G 12 r 27 AL 1 SYN 13 SYN zs 14 m 29 Generator 35 _ CAUTION before connection check the phase sequence Fig 2 Connection scheme 5 SERVICE OF THE KS3 1 UNIT 5 1 Frontal plate KS3 m _ ELEC NG Input identication B B B Bis s pesas symbols L2 generator K i 3888885 11 Nesse Gs Ca Cv CEJ Cx Cancellation Parame
8. de by pressing the lt gt or key after the last parameter 5 3 1 Configuration of S parameters The entry into the parameter configuration mode is protected by the access code In case of the 0000 code the asking for the password is omitted If the access code is different from zero there is only the possibility of the parameter reviewing Table 2 Parameter name Symbol Range Description Manufacturing code value Entry of the SECU 0000 9999 0000 without code 0000 access code rers parameter a iid ian 1 i transformer Device address addr Baud rate bAUd 4800 9600 9600 19200 Type MODE Interface working mode 0 interface out 1 Modbus ASCII 8N1 2 Modbus ASCII 7E1 3 Modbus ASCII 7O1 4 Modbus RTU 8N2 5 Modbus RTU 8E1 6 Modbus RTU 801 Access code SECU 0000 9999 Change of the access code If the access code has not been introduced the position is not active 10 Cx Cx we RED Su ial ADDR 1 E BRUD 9600 TRYB 0 SECU Bymeansof 7 decimal digit by means of the lt i or key The cursor signals the active position The value is accepted by the the next parameter After pressing the _ 2 key we come back to the measuring mode 5 3 2 Configuration of A parameters keys we set the required values i d the position of the lt gt key and the digit value
9. he supply recovery IEC 1010 1 A1 1996 double basic 17 pollution degree max working voltage in relation to the earth e Housing protection degree from the front side from the rear side Electromagnetic compatibility immunity emission Rated operational conditions input signal ambient temperature air relative humidity external magnetic field Housing frontal dimensions panel cut out depth weight working position 18 2 600 V a c IP40 IP10 EN 50082 2 1996 EN 50081 2 1996 0 0 01 1 2Un for voltage frequency 15 45 65 500 Hz sinusoidal THD lt 8 0 23 55 25 95 condensation inadmissible 0 40 400 A m 144 x 144 mm 138 05 x 138 5 mm 77mm 800 g with packing arbitrary 8 EXECUTION CODES AND ORDERING PROCEDURE pim able Sycwonzmgus kSs X KIX Kind of display digital displays 1 bargraphs diode lines 2 Input voltage 100 V 01 110 V 02 230 V 03 400 V 04 on request after agreement XX Digital output without interface 0 with RS 485 interface 1 Supply voltage 85 250 V d c a c 24 V d c a c 1 on request according order X Execution standard execution 00 custom made execution XX Acceptance tests without additional requirements 0 with a quality inspection certificate 1 other requirements X The execution code will be settled by the manufacturer
10. interval then the two state output relay is switched on the SYN symbol is lighted and the AL 1 message if the AL1 relay has been activated is displayed If whichever of the quantity values goes out beyond declared alarm intervals the two state output will be switched off Alarm 2 OUT will be switched on if measured values go out beyond measuring ranges The value of the AUTO parameter equal 0 causes a lack of reaction in the synchronization moment after the switching on or the decay of the supplying voltage To activate the signalling one must enter into the configuration procedure and next resign of further modifications The value 1 of the parameter causes the return to the automatic signalling regardless of supply decays 12 Display of Supply switching on max values lt erasing Mm Display of min value pe co erasing Measurement mode lt Modification of displayed quantities Configuration Modification of display brightness After the last 43 parameter c gt After the last parameter Fig 5 Working modes of the KS3 1 unit 6 RS 485 INTERFACE 6 1 Description 32 devices can work on one bus in the RS 485 standard Interface sockets 2 x DB9 are situated at rear of the housing One must use a screened strand to make the connection The screening is necessary and the length of the installation can not exceed 1200m The hardware configu
11. ng in parallel to the network or other generators working at the rated 50 or 60 Hz frequency The full synchronization is obtained at the moment when follows the equalization of the voltage frequency and phase angle The phase angle voltage and frequency differences of generator and network signals are shown on digital displays At the synchronization moment the zero or other values of the interval settled by the user are shown on suitable displays The unit has two relay outputs One of the relay indicates the moment when the synchroni zation is reached the second relay signals the measuring range exceeding of the selected quantity 2 DELIVERY SPECIFICATION The KS3 1 synchronizing unit set includes KS3 1 synchronizing unit ssssuuss 1pc screw holders fixing the unit on a panel 4pcs service manual sssssssssssseeeeeeeennnene 1pc Swalranty n Sind iia iirde 1pc 3 BASIC REQUIREMENTS AND USER S SAFETY KS3 1 digital synchronizing units are intended to be installed in panels switchboards and cubicles They are in conformity with IEC 1010 1 A1 A2 standard requirements Remarks concerning safety The unit installation should be carried out by a qualified staff One must consider all accessible aspects of the protection The instrument lefts the factory in perfect condition regarding technical safety In order to maintain this condition and to ensu
12. ransformers set in the configuration mode Messages about alarms KS3 max max max max Cx 7 CA Displaying of minimal and maximal values f generator Cx a DH min KS3 fee min min C2 Erasing by pressing the Cc key during their monitoring e g andnext 5 2 2 Errors codes Voltage nder 0 5 Un error U f SH 3 a UNC U LA INTIL AAA IIL U Cx CE C Calibration error Calibration values written in EEPROM are damaged The unit need to be serviced 5 3 Configuration In order to enter in the configuration mode one must press two keys jand during ca 3 seconds until the sound signal switching off KS3 L1 L2 L3 L1 L2 E L2 L3 L1 L2 L3 CE C MkV P SYN MkV AU OUT Hz Ath 5 Q a r EY By means of and gt keys we change the display brightness By means of 7_ A keys we choose the suitable mode S or A and next we accept by pressing the key The return to the measuring mo
13. ration defines the device number the baud rate and parameters of the communication port 13 QU 0 988 KS3 KS3 lt We LU C PEU CANNON J Interface link 5 Gnd 301 Fig 6 Connection way of the KS3 1 interface Device number 1 32 Baud rate 4800 9600 19200 Kbit sec Working mode 8N1 7E1 701 8N2 8E1 801 where N no parity E even parity O odd parity An asynchronous character communication protocol MODBUS is used in the device This protocol is a standard taken by producers of industrial controllers for the asynchrono us character exchange of information between devices of measuring and control systems It possesses such features as simple access rule to the bus based on the master slave principle safeguard of transmitted messages against errors confirmation of remote command execution and signalling of errors efficient mechanisms to secure against the system suspension taking advantage of asynchronous character transmission The information unit is the frame in ASCII or RTU code 14 6 2 Register map Data are located in 16 bit or 32 bit registers in the KS3 synchronizing unit Process variables and meter parameters are located in the register address space in the way depended on the variable value type Bits in the 16 bit register
14. re safe operation the user must comply with indications and markings contained in the following instructions Before mounting ensure that the operating voltage and mains voltage set are the same and then proceed with installation The power supply must be connected as shown in the relevant diagram Before the switching on check the correctness of meter connections Before any maintenance and or repairs whenever the instrument must be opened it must be disconnected from all power sources Maintenance and or repairs must be carried out only by a qualified authorized personnel If there is ever the suspicion that safe use is no longer possible the instrument must be taken out of service and precautions taken against accidental use Operation is no longer safe when there is clearly visible damage the instrument no longer functions after lengthy storage in unfavorable conditions after serious damage incurred during transport Operator safety The instrument described in this service manual is intended for use by properly trained staff only Maintenance and or repairs must be carried out only by authorized personnel For proper safe use of the instrument and for maintenance and or repairs it is essential that the persons instructed to carry out these procedures follow normal safety precautions Precautions in case of breakdowns If itis suspected that the instrument is no longer safe for example due to
15. ter Acceptation of the programmed quantity programming Fig 3 View of the KS3 1 unit frontal plate 5 2 Working modes of the KS3 1 synchronizing unit The KS3 1 synchronizing unit has 3 working modes table 1 Calling Calling Input Output symbols Parameter S In the configuration configuration procedure after the last parameter Alarm A In the configuration configuration procedure after the last parameter After its switching on the unit makes an autotest 6 Display test Programming version KS3 etd KS3 388888 TEE o 48 8 8 8 BE W860 8 Bl ram eth aaa i gt x lt I This sequence appears after each start of the instrument The measurement mode starts after carrying out the tests 5 2 1 Measurement functions of KS3 1 The KS3 1 synchronizing unit ensures the measurement of RMS voltage and frequency in measuring channels of the network f and the generator U fi their difference CU AUS 22 4 00 100 and the phase angle Li LI It also enables the measurement of minimal and maximal voltages and frequencies Voltages are multiplied by the given voltage ratio of measuring t
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