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A2/001947 latest issue (200A-3PH mk2)

Содержание 200A-3PH mk2

Страница 1: ...t 3 Phase Secondary Injection Test Set Type 200A 3PH mk2 DESIGNED AND MANUFACTURED BY T R Test Equipment Limited 15 16 Woodbridge Meadows Guildford Surrey GU1 1BJ United Kingdom Telephone 01483 207428...

Страница 2: ...ation before making connections to any terminal It is ESSENTIAL to consult the product manual for rating information before making any connection to a terminal or terminal group marked with a warning...

Страница 3: ...s if not carried out correctly and may cause damage to the equipment or connected equipment WARNING This action or procedure may be cause injury or death to the operator or other personnel if not carr...

Страница 4: ...4...

Страница 5: ...phase loads with isolated elements 16 1 3 5 Current Metering 16 1 3 6 Auxiliary AC Voltage Output 17 1 3 7 Auxiliary Metering Input 17 1 3 8 Voltage Measurement 18 1 3 9 Current Measurement 18 1 3 10...

Страница 6: ...th DVS3 mk2 voltage source 36 2 4 1 Connections 37 2 4 2 Test procedure restraint angle 37 2 4 3 Test procedure overcurrent timing 38 3 MAINTENANCE 39 3 1 Regulator Brushes 39 3 2 Removal of the 200A...

Страница 7: ...ion Resistance at 1000V DC 46 6 2 Applied Voltage Test 46 6 3 Accuracy of Instrumentation and associated circuit components 46 6 3 1 Main Output Ammeter 46 6 3 2 Auxiliary Metering 46 6 3 3 Timing Sys...

Страница 8: ......

Страница 9: ...allowing a wide range of output configurations to be selected A single phase isolated auxiliary AC output of 110Vac is also available The unit also has an auxiliary metering input with a fast capture...

Страница 10: ...ase 110V isolated output K M Main output controls Control main current output level N O Main output on off controls Adjust Knob Switches the main outputs on off Access results and clock settings P Dis...

Страница 11: ...the unit is connected to an appropriate supply by a suitably rated connector 1 2 2 Supply Requirements The 200A 3PH mk2 requires a three phase 4 wire 50 60Hz supply of 400V 10 The maximum power requi...

Страница 12: ...ot operate from a three wire supply without the optional 200A DSU delta star converter It is essential that this unit is earthed Figure 1 1 Connections for mains input socket 1 2 3 1 Operation from a...

Страница 13: ...the three phase mains supply The phase difference between the outputs is therefore fixed Each of the main outputs allows voltage output of 0 5 Vac The ratings are shown in the table below Voltage rang...

Страница 14: ...minute on 15 minutes off The complete curve for intermittent current ratings is shown in figure 1 3 Figure 1 3 200A 3PH mk2 maximum on times 1 3 2 Output Phase Relationships The phase relationship be...

Страница 15: ...rrents are equally valid Delta output connections are not valid 1 3 3 Star connected loads The configuration and interconnection of the outputs depends on the configuration of the load The configurati...

Страница 16: ...re 1 6 Figure 1 6 Connections for load with isolated elements 1 3 5 Current Metering The main output currents are metered by a true RMS reading digital memory ammeter The following ranges are availabl...

Страница 17: ...ntly of the main output The voltage and current from this output may be metered using the auxiliary metering input 1 3 7 Auxiliary Metering Input The 200A 3PH mk2 has an auxiliary metering input which...

Страница 18: ...t To measure current connect to the COM and 10A aux metering sockets The aux metering rotary switch selects the reading type 1 3 10 Frequency Measurement The frequency of the input signal may be measu...

Страница 19: ...hange timer stop 2 Contacts 1st change C2 C2 change C1 change Output cycles on and off Multiple auto re close timing Current Operated Phase Select Current 20 of range Current 20 of range Current 20 Ti...

Страница 20: ...Timer mode OFF In the off mode the timer has no effect on the operation of the set and the timer does not run This mode is used to set the required current through the test object before a timing test...

Страница 21: ...e re close actions on an auto re closing relay 100 time results can be stored and logged to the USB memory key The auto re close relay breaker trip contacts are connected to contact set C2 and the bre...

Страница 22: ...and the output switches off automatically At the end of the test the ADJUST knob is automatically put into timer result selection mode both LEDs off The ADJUST knob scrolls though the timer results T...

Страница 23: ...ange in the ADJUST knob will refresh the display to show the selected metered value 1 3 13 7 Timer mode CURRENT OPERATED Current operated mode is used to time devices that have contacts in series with...

Страница 24: ...1 14 Normal values displayed on screen 1 4 2 Warning Messages In addition to the normal display screens the 200A 3PH mk2 can display a range of warning messages if the unit trips on over current or d...

Страница 25: ...sheet file whenever the timer stops or the output is switched off This is useful for recording all results plotting relay curves and plotting transformer magnetisation curves Files are stored on the U...

Страница 26: ...ting the clock Set the STORE RESULT switch to OFF 1 5 1 3 Entering a comment Each result is tagged with a comment when it is stored The comment is entered by setting the store result control to commen...

Страница 27: ...If results are to be stored not dependant on the timer set the timer mode to internal start and press the OFF button for the main output when a result is to be stored Results are not stored when the...

Страница 28: ...rrent and waveform results files Refer to the instructions in the 200A 3PH mk2 tools spreadsheet for further details Waveform file format The waveform file is in CSV comma separated value format The f...

Страница 29: ...t Pins 9 10 of the connector are connected when the output is switched on The contact has a rating of 0 34A 110VAC Resistive load 0 22A 110VAC Inductive load An optional accessory T R link contact lea...

Страница 30: ...se angle between the 200A 3PH mk2 output current and an externally generated phase shifted voltage The circuit configuration is shown below using a T R Test Equipment DVS3 mk2 voltage source The AUX M...

Страница 31: ...relative to the output current from phase A B or C To do this connect the external current to the aux metering com and 10A terminals and switch the mode switch to phase Select the desired reference p...

Страница 32: ...shbutton is pressed and the time the relay trips Figure 2 1 Connections for testing over current relays 2 1 1 Connections Ensure that the output is switched off and that the relay is isolated before m...

Страница 33: ...he output will be switched off automatically 2 2 Timing of Auto Reset Reclosing Devices Auto reclosing devices require that the timer is started when power is removed from the device and the timer sto...

Страница 34: ...trips The timer will stop when the relay auto recloses 2 3 Timing Circuit Breakers Testing CBE s MCB s and other devices with no auxiliary contacts is possible using the current operated timer mode o...

Страница 35: ...and increase the outputs to the desired level Switch off the main output Switch the timer to CURRENT OPERATED mode and reset the breaker if it has tripped Switch the main output on The timer will star...

Страница 36: ...se locking between a 200A 3PH mk2 and a DVS3 mk2 may be simplified considerably using the T R link phase locking lead as shown in figure 2 5 Figure 2 5 Connections for directional overcurrent relay us...

Страница 37: ...2 Test procedure restraint angle Set the output controls to zero anti clockwise and the timer mode to off Switch on the main output and increase the output current for each phase to the setting curre...

Страница 38: ...onal overcurrent relay Set the phase angle so that the relay is not in restraint Set the 200A 3PH mk2 timer mode to OFF Press the 200A 3PH mk2 ON pushbutton and increase the desired test current for e...

Страница 39: ...membered that damage to the regulator can result if the brushes are allowed to wear away to such an extent that a loss of brush pressure occurs Figure 3 1 Regulator brush 3 2 Removal of the 200A 3PH m...

Страница 40: ...rrent input 4 2 Standard Accessories Supplied a Mains input lead b 3 off 5m 25mm2 blue output leads c 1 off 5m 25mm2 grey output lead d 1 off 5m 25mm2 black output lead e 1 off 5m 25mm2 brown output l...

Страница 41: ...0A 3PH mk2 to be used where only a three wire three phase supply is available It also allows operation of the unit from 115V 230V and 400V line line supplies An auxiliary single phase output is provid...

Страница 42: ...ctor keyswitch Input voltage selector switch K Mains on off indicator Lit when power is on L Mains on off switch Isolate unit from mains 5 1 2 Electrical Specification 5 1 2 1 Supply Requirements The...

Страница 43: ...tput is provided to supply the DVS3 mk2 Do not connect any other type of equipment to this output Voltage 230V 10 single phase Type Single phase isolated from both the mains and three phase outputs Ra...

Страница 44: ...Ensure that the supply is switched off Set the supply voltage selector key switch to match the supply voltage SETTING THIS SWITCH TO THE WRONG VOLTAGE MAY DAMAGE THIS UNIT AND ANY EQUIPMENT CONNECTED...

Страница 45: ...45 Figure 5 3 Connections between units 3 WIRE SUPPLY OPTIONAL T R LINK LEAD...

Страница 46: ...Output Ammeter Range Resolution Accuracy Trip current 20 00A 0 01A 0 6 rdg 5d 21 0A 50 00A 0 01A 0 6 rdg 5d 52 5A 100 0A 0 1A 0 6 rdg 5d 105A 200 0A 0 1A 0 6 rdg 5d 210 0A 6 3 2 Auxiliary Metering Ran...

Страница 47: ...47 7 REVISION Product Type Secondary Current Injection Test Set 200A 3PH mk2 File 200A 3PH mk2 manual v3 doc Author JTW Issue Date 3 24 02 17 Modified By K Mupotsa Checked By G Biggs Date 30 05 17...

Страница 48: ...48 8 DRAWINGS REQUIRED A2 001947 latest issue 200A 3PH mk2...

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