GE Sverker 760 Current Injection Set - Data Sheet
Contents
1.2. m reclose S75 SVERKER Win 2 1 Fie Settings View Log Heb Dsena 2 slala SEZA g O 3 SVERKER Win Specifications SVERKER 750 760 Specifications are valid at nominal input voltage and an ambient temperature of 25 C 77 F Specifications are subject to change without notice Measurement section Timer Time can be displayed in seconds or in mains frequency cycles Environment Application field The instrument is intended for use in high voltage substations and industrial environments Range Resolution Inaccuracy 000 9 999 s 1ms 1 ms 0 01 10 00 99 99 s 10 ms 10 ms 0 01 100 0 999 9 s 100 ms 100 ms 0 01 For the OFF TIME start condition in INT mode 1 ms shall be added to the above measurement error Temperature Operating 0 C to 50 C 32 F to 122 F Storage amp 40 C to 70 C 40 F to 158 F transport Humidity 5 95 RH non condensing CE marking LVD Low Voltage Directive 73 23 EEC am by 93 68 EEC EMC EMC Directive 89 336 EEC am by 91 263 EEC 92 31 EEC and 93 68 EEC General Mains voltage 115 230 V AC 50 60 Hz Power consumption 1380 W max Protection Thermal cut outs automatic overload protection Dimensions Instrument 350 x 270 x 220 mm 13 8 x 10 6 x 8 7 Transport case 610 x 350 x 275 mm 24 0 x
3. Range Resolution Inaccuracy Power factor cos 0 99 cap to 0 01 0 04 0 99 ind Phase angle 000 359 lig 2 Impedance and power measurements AC Z Q and Z Q Rand X Q and Q P W S VA Q VAR DC R Q P W Range Up to 999 kX X unit Make Break contact Max current 1A Max voltage 250 V AC or 120 V DC Reclosing test Items measured Tripping and reclosing times Display After test is finished a list of all times appears in display Breaker state feedback The Make Break contact can be used to feed back the breaker state Max number of reclos 49 Outputs Current outputs AC Range No load Full load Full load Load unload voltage voltage current times min min max On max Off min O 10A 90 V 75V 10A 2 15 minutes 0 40A 25V 20 V 40A 1 15 minutes O 100A 10 V 8V 100A 1 15 minutes 0 100A 10 V 250A 1 sec 5 minutes Voltage outputs AC DC Range No load Full load Full load Load unload voltage voltage current times min min max On max Off min O 250VAC 290VAC 250VAC 3A 10 min 45 min O 300VDC 320VDC 250VDC 2A 10 min 45 min Separate AC voltage source SVERKER 750 Range No load volt Full load volt Full load cur age min age min rent max 0 60VAC 70V 60 V 0 25 A 60 120VAC 130V 120 V 0 25 A Both ranges are divided into voltage steps of 10 V that are steplessly variable ings Max testing time 999 s Sets of resistors and a capacitor Resistors 0
4. of course be printed out on the test report if you like A new feature is the ready made current curves available for many relay types During relay testing each measured value is stored in a log list In this list you can add comments to each test point When the entire test is finished you can save everything as a data file Later you can print out the test results You save time by not having to write your report in the field All report writing can be done conveniently back at the office The SVERKER Win software provides easy access to connection instructions test instructions and the like which you prepare in advance These instructions which can contain both text and graphics can be prepared using standard word processing packages The settings you make on SVERKER are also saved in a file so that the next time you want to test the same or similar protective relay equipment all you have to do in order to set up the SVERKER Is to open the file Specifications SVERKER Win The SVERKER Win software comprises a 32 bit program written to run under Windows 95 98 2000 NT XP We recommend a Pentium computer with at least 16 MB of RAM The amount of space needed to save reports and settings will depend on how many protective systems that are to be tested Roughly estimated you will thus need a total of about 20 100 MB of free space on the hard disk Languages in SVERKER Win are Czech English French German Spanish and Swedish
5. 13 8 x 10 8 Weight SVERKER 750 17 3 kg 38 1 Ibs 26 3 kg 58 Ibs with accessories and transport case SVERKER 760 17 9 kg 39 5 Ibs 26 9 kg 59 3 Ibs with accessories and transport case Range Resolution Inaccuracy 0 0 999 9 cycles 0 1 cycles 0 1 cycles 0 01 1000 49999 1 cycle 1 cycle 0 01 cycles at 50 Hz 1000 59999 cycles at 60 Hz Ammeter Measurement method AC true RMS DC mean value Ranges Internal 0 00 250 0 A External 0 000 6 000 A Inaccuracy Internal range 1 0 10 AAC 1 20 mA 0 40 AAC 1 40 mA 0 100 AAC 1 200 mA External range 0 0 6 AAC 1 20 mA 0 6AAC 1 20 mA 0 0 6 ADC 0 5 2 mA 0 6ADC 0 5 20 mA Resolution Test lead set with 4 mm stackable safety plugs 2x0 25m10 8 ft 2 5 mm 2 x0 5 m 1 6 ft 2 5 mm 8 x 2 0 m 6 6 ft 2 5 mm Internal range 10 mA range lt 100 A 100 mA range gt 100 A Test leads with spade tonge connectors 2 x 3 0m 9 8 ft 10 mm External range 1mA Voltmeter Measurement method AC true RMS DC mean value Range 0 00 600 0 V Display LCD Inaccuracy AC 1 200 mV Max value Available languages English French German Spanish and Swedish DC 0 5 200 mV Max value Values are range depending Extra measurements Power factor and phase angle measurements
6. be used together with the built in capacitor in SVERKER 750 760 This feature gives the user the possibility to create a variable phase shift at a decreased amplitude of the test voltage The design is passive which makes it very general You may for example use any of the inputs for current or voltage as long as you do not exceed the specification It is also possible to connect the measuring inputs of the SVERKER 750 760 to the PSS750 and use the switch for selecting measurement signals The PSS750 simplifies phase switching selecting type of fault phase reversing and gives a possibility to create a variable phase shift Specifications PSS750 Specifications are valid at nominal input voltage and an ambient temperature of 25 C 77 F Specifications are subject to change without notice 250VAC 3A 6A 250V AC 200 V AC 200 mA 0 5 A during 5 seconds 200 x 120 x 85 mm 7 9 x 4 7 x 3 3 1 3 kg 2 9 Ibs Max input voltage Max input current Max resistor loading Dimensions Weight CSU20A P3790 Application example IMPORTANT Read the User s manual before using the instrument 1 Connect the current and voltage outputs of SVERKER 750 760 to the PSS750 inputs 2 Connect the current and voltage inputs of the relay to the PSS750 outputs 3 Select which phase to test and type of test phase to ground or phase phase with the selector switch 4 Proceed with the test for
7. each phase and fault type 5 Tocreate a phase shift connect the 10 uF capacitor in SVERKER 750 760 in series between the voltage output and the PSS750 input and connect the variable resistor in parallel with the PSS750 input 6 Set the SVERKER 750 760 for phase and impedance measurement Connect the voltage measurement input to the PSS750 input 7 Start the test with the resistor in maximum position Gradually decreasing the resistor gives increasing phase shift in the voltage signal The test voltage impedance will decrease at the same time so an adjustment of the test current might be necessary to get the correct impedance Please observe that the phase shift depends on the input resistance and may vary between different relays Some relays may also have a low voltage limit where the relay will not operate For additional 180 degrees phase shift use the phase reversal switch SVERKER Win PC software for SVERKER 750 760 The SVERKER Win software makes fieldwork easier while providing neater reports The SVERKER Win software enables you to control the SVERKER from a PC The SVERKER Is connected to the PC s serial port Test results can be reported either directly with table and graph or from an external program e g Microsoft EXCEL SVERKER Win enables customised reports in an easy way Very useful are the reference graphs together with the current voltage graph presentation for each test point during the test The graph can
8. 0A Complete with cables and transport case 230 V Mains voltage BF 42390 Po9 50 CD 90020 Test lead set Programma Electric AB Eldarvagen 4 SE 187 75 TABY Sweden Tel 46 8 510 195 00 Fax 46 8510 195 95 E mail programma ge com Internet www gepower com NOTICE OF COPYRIGHT amp PROPRIETARY RIGHTS 2005 Programma Electric AB All rights reserved The contents of this document are the property of Programma Electric AB No part of this work may be reproduced or transmitted in any form or by any means except as permitted in written license agreement with Programma Electric AB Programma Electric AB has made every reasonable attempt to ensure the completeness and accuracy of this document However the information contained in this document is subject to change without notice and does not represent a commitment on the part of Programma Electric AB TRADEMARK NOTICES Programma is a registered trademark of Programma Electric AB IEEE is claimed as a registered trademark by the Institute by Electrical Electronics Engineers Inc The GE logo is registered trademark of General Electric Company All other brand and product names mentioned in this document are trademarks or registered trademarks of their respective companies Programma Electric AB is certified according to ISO 9001 Subject to change without notice Extract from catalog Electrical Test Equipment Art No ZG 9906E R100 GEA 13466A ENG
9. 5 Q to 2 5 KQ Capacitor 10 uF max voltage 450 V AC 1 Measurement intervals longer than 100 ms 2 SVERKER 750 SVERKER 760 Range No load volt Full load volt Full load cur age min age min rent max O 130VAC 140V 130 V 0 25 Acont 0 35 A 1 minute Phaseangle Resolution Inaccuracy 0 359 r 2 Auxiliary DC output Range Voltage Max current 20 130 V DC 20 V DC 300 mA 130 V DC 400 MA 130 220 DC 130 V DC 255 MA 220 V DC 400 MA Ordering information SVERKER 750 Complete with Test lead set GA 00030 Transport case GD 00182 115 V Mains voltage Art No CD 11190 230 V Mains voltage SVERKER 760 Complete with Test lead set GA 00030 Transport case GD 00182 115 V Mains voltage CD 12390 CD 21190 230 V Mains voltage CD 22390 Optional accessories SVERKER Win PC Software Please specify the SVERKER serial number when ordering SVERKER Win contains software a copy protection key and a cable used to connect the PC to SVERKER Note that the software key can be installed on a single SVERKER The software itself however can be installed on an unlimited number of PCs CD 8102X SVERKER Win Upgrade CD 8101X PROM update done by GE Energy CD 89010 PROM update done by customer CD 89011 SVERKER Win requires PROM version RO4A or higher CSU20A Complete with cables and transport case 115 V Mains voltage BF 41190 CSU2
10. ERKER Is equipped with a serial port for communication with personal computers and the PC software Sverker Win Make break contact Changes state automatically when a test is started Can be used for example to synchronize two or more SVERKER units other eternal equipment or to switch the voltage applied to the protective relay equipment back and forth between non faulty and faulty Current source Provides 0 250 AAC 0 250 V AC or 0 300 V DC depending on the output that is being used Settings are made using the main knob The readings of current voltage and other entities appear on the display The start switch is used to turn the current source on and off When time is being measured this is done in synchronization with the timer Ammeter and voltmeter Current and voltage are measured by the built in ammeter and voltmeter Resistance impedance phase angle power and power factor can also be measured Readings appear on the display These instruments can also be used to take measurements in external circuits The voltmeter can also be used as a 2nd ammeter when testing differential relays for example Current and voltage can be displayed either as amperes and volts or as percentages of a given current or voltage the present settings of the protective relay equipment for example Auxiliary voltage source Provides 20 220 V DC in two ranges Equipped with overload protection and separated from the
11. GE Energy SVERKER 7 50 SVERKER 7 00 Relay Test Unit Programma Products imagination at work SVERKER 750 760 Relay Test Unit The Sverker 750 760 Relay Test Unit is the engineer s toolbox The control panel features a logical layout still SVERKER 650 users will find it comfortably familiar and will be able to start work right away The SVERKER 750 760 features many functions that make relay testing more efficient For example its powerful measurement section can display in addition to time voltage and current Z R X S P Q phase angle and cos The voltmeter can also be used as a 2nd ammeter when testing differential relays for example All values are presented ona single easy to read display You can also test directional protective equipment efficiantly by means of the built in variable voltage source In SVERKER 760 this has a continuous phase shift function as well Automatic reclosing devices can also be tested just as easily Designed to comply with EU standards and other personal and operational safety standards SVERKER 750 760 is also equipped with a serial port for communication with personal computers and the PC software SVERKER Win Since the compact SVERKER weighs only 18 kg 39 Ibs it s easy to move from site to site Two or more SVERKER units can also be synchronized which for example allows the user to connect three SVERKER into a basic 3 phase test set Ap
12. ct closings openings or the presence of voltage These indicator lamps make it possible for example to check circuits before starting a measurement cycle Timer inputs The timer has separate start and stop inputs and it can be used to measure both external cycles and sequences initiated by SVERKER The measured time appears on the display Each input can be set to respond to the presence or absence of voltage AC or DC at a contact Start switch Controls the turning on and off of the current source and timer Can be set to one of four states ON TIME Starts generation and timing simultaneously Used to test over relays means current voltage or some other entity Generation continues a until the protective relay equipment operates and stops the timer or b until the maximum time expires or the start switch is released if time limited generation has been selected OFF Turns off the current source whereupon generation is interrupted ON Turns on the current source in the generating state OFF TIME Interrupts generation and starts the timer simultaneously Used when testing under relays means current voltage or some other entity The timer is stopped when the protective relay equipment operates When automatic reclosing is to be tested SVERKER an be set so that new generation will start when the timer s Start Input is activated by the closing command Computer communication interface SV
13. main knob is set to 0 Directional power relays Be 13 Turn on the SVERKER output by activating ON using the start Power factor relays 55 switch W Differential protection differential circuits 87 14 Set the phase angle Use the lower knob for fine adjustment and Distance protection equipment phase by phase 21 the middle knob for step of 90 Note A small current flowing in Negative sequence overcurrent relays 46N the circuit is required to measure the phase angle Motor overload protection 51 86 Automatic reclosing devices 79 Testing the operation time Tripping relays 94 15 Increase the current to 1 5 times the pick up value Voltage regulating relays Overimpedance relays Z gt Underimpedance relays Z Thermal relays Time delay relays 16 17 Invoke the ON TIME state by means of the start switch The outputs will now remain turned on until the protective relay equipment operates Read the time from the display Check also the high current setting using the same procedure Other fields of application Plotting excitation curves e Current and voltage transformer ratio tests e Burden measurement for protective relay test equipment e Impedance measurement e Efficiency tests e Polarity direction tests e Injection Maintained Injection continues without any time limitation Momentary Injection continues only as long as the button is kept depressed Max time Injection stops automatically when the preset maximum time i
14. other outputs Used frequently to supply the object being tested AC voltage source Intended primarily for use with voltage inputs to the protective relay equipment Can provide 0 140 V AC and 0 359 phase shift SVERKER 760 Since the AC voltage source is separated from the other outputs it can be set independently of the current source Tripping indicator Lights when a stop condition is fulfilled to indicate operation of the protective relay equipment If the test being conducted incorporates timing this indicator starts to blink when relay operation occurs Main knob Used to set current output from the Current source Bon Optional accessories CSU20A Current and Voltage Source CSU20A is a small light weight current and voltage source primarily intended to work together with the SVERKER 750 760 Relay Testing Unit when testing differential relays Using the CSU20A together with SVERKER 750 760 gives the user two independent current sources and the timer measurement section in SVERKER 750 760 is used both for measuring the two outputs as well as measuring the trip time of the relay Besides testing differential relays the unit can be used as a multi purpose AC DC source The CSU20A features one AC current voltage output one fully rectified DC output and one half wave rectified DC output for harmonic restraint testing Other features are a current measurement shunt selectable current voltage ranges and an AC main
15. plication example IMPORTANT Read the User s manual before using the instrument Application Relay Testing SVERKER 750 760 is intended primarily for secondary testing of protective relay equipment Virtually all types of single phase protection can be tested Testing the pick up and drop out SVERKER 760 SVERKER 750 760 is able to test three phase protection that can 1 Connect as shown in the diagram be tested one phase at atime and also a number of protective relay 2 Select stop conditions dry or wet contact systems that require phase shifting Moreover automatic reclosing 3 Select HOLD to freeze the current reading devices can be tested 4 Press button SEL until you get a red light at the built in ammeter Note Maximum allowed current through the separate Examples of what SVERKER 750 760 can test IEEE No ammeter used in this connection example is 6 A The other Overcurrent relays 50 76 measurement points do not have this limitation Inverse time overcurrent relays 51 5 Press the MODE button Undercurrent relays by 6 Use the key W to select Q W VA Ground fault relays 50 7 Press CHG Change Directional overcurrent relays 67 8 Select Iref or Uref by using the key W Directional ground fault relays 67N 9 Press SEL Select Overvoltage relays 59 10 Press ESC Undervoltage relays 27 11 Set the voltage amplitude with the upper small knob Directional voltage relays 91 12 Make sure the
16. s input output Connecting the SVERKER 750 760 mains to the mains output of the CSU20A gives an in phase synchronization of the two units Specifications CSU20A Specifications are valid at nominal input voltage and an ambient temperature of 25 C 77 F Specifications are subject to change without notice 20 C to 50 C 4 F to 122 F 115 230 V AC 50 60 Hz Operating temperature Mains voltage Thermal protection Built in Dimensions 280 x 178 x 246 mm 11 x 7 x 9 7 Weight 5 9 kg 13 Ibs excl transport case Current measurements Current shunt 0 1A 1V 2 Output AC 20A setting Output voltage min Load time Idle non load 26V Continuous 5A 25V Continuous 10A 22V Continuous 20A 18 V 2 min 10 A setting Output voltage min Load time Idle non load 52 V Continuous 3A 50 V Continuous 5A 47V Continuous 10A 41 V 10 min Output DC DC current As above less the voltage drop over the rectify ing diodes PSS750 Phase Selector Switch The PSS750 is specifically designed to work with SVERKER 750 760 when testing three phase relays It is connected between SVERKER 750 760 and the relay inputs and allows the user to easily select which phase to test The PSS750 handles both the current and voltage sources and single phase or phase phase testing can be selected Together with the output input switching the unit also contains a variable resistor that can
17. s reached e Filtering When filtering is selected five successive readings are averaged The following can be filtered Current Voltage and Extra items that are measured e Off delay The turning off of generation can be delayed after tripping throughout a specified time interval that is expressed in mains frequency cycles 00 000 O 200 Set of resistors Fine regulation of current and voltage are easy thanks to the built in set of resistors Display Presents time current voltage and other entities Also used to make many setting after you enter the setting mode by pressing button marked MODE Freeze function HOLD This makes it possible to measure voltages and current as short as a quarter of a mains voltage period by immobilizing the reading on the display Voltage and current readings are frozen when the timer stops If the timer does not stop the reading present when the current was interrupted is frozen on the display Start and stop conditions The timer s start and stop inputs respond to changes voltage or contact closing openings The timer s start input is also used when testing auto reclosing relays to synchronize two or more SVERKER units and to start generation with an external signal Status indicator The timer s start and stop inputs are each equipped with indicator lamps which when lighted indicate a closed circuit useful for detecting conta
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