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A 1322 / A 1422

Table of contents

8.1.4

Differential leakage current ...................................................................... 36

8.1.5

Touch leakage current .............................................................................. 36

8.1.6

Polarity / active polarity ............................................................................ 37

8.1.7

3-phase portable RCD .............................................................................. 37

8.1.8

Functional test .......................................................................................... 38

8.1.9

Continuity of the protective circuit (acc. to IEC/ EN 60974-4) ................... 39

8.1.10

Insulation resistance (supply circuit to protective circuit) (acc. to IEC/ EN

60974-4) ................................................................................................... 39

8.1.11

Insulation resistance (welding circuit to protective circuit) (acc. to IEC/ EN

60974-4) ................................................................................................... 40

8.1.12

Insulation resistance supply circuit to welding circuit (acc. to IEC/ EN

60974-4) ................................................................................................... 40

8.1.13

Insulation resistance (supply circuit of class II equipment to accessible

surfaces) (acc. to IEC/ EN 60974-4) ........................................................ 40

8.1.14

Welding circuit leakage current (acc. to IEC/ EN 60974-4) ...................... 41

8.1.15

Primary leakage current (acc. to IEC/ EN 60974-4) ................................. 41

8.1.16

Touch leakage current .............................................................................. 41

8.1.17

No load voltage (acc. to IEC/ EN 60974-4) .............................................. 41

8.2

General data .................................................................................................... 43

Содержание 3-phase AktivGT/Machine adapter Plus A 1322

Страница 1: ...3 phase AktivGT Machine adapter Plus A 1322 A 1422 Instruction manual Version 2 0 Code no 20 751 979...

Страница 2: ...rel metrel si Mark on your equipment certifies that this equipment meets the requirements of the EU European Union concerning safety and electromagnetic compatibility regulations 2015 METREL No part o...

Страница 3: ...Polarity Active Polarity test 22 5 7 3 phase RCD test 24 5 8 Functional test 25 6 Measurements according to IEC EN 60974 4 A 1422 only 26 6 1 Continuity of the protective circuit 26 6 1 1 Compensatio...

Страница 4: ...IEC EN 60974 4 39 8 1 11 Insulation resistance welding circuit to protective circuit acc to IEC EN 60974 4 40 8 1 12 Insulation resistance supply circuit to welding circuit acc to IEC EN 60974 4 40 8...

Страница 5: ...f METREL PATs and machine testers A 1322 can be supplied from both 1 phase or 3 phase earthed power supply systems In addition A 1422 enables testing of electrical safety of welding machines according...

Страница 6: ...for the operator for test equipment or for the tested object Do not use the A 1322 A 1422 if any damage is noticed Consider all generally known precautions in order to avoid risk of electric shock wh...

Страница 7: ...boratory use EMC requirements Part 1 General requirements Application A 1322 and A 1422 VDE 0701 0702 Pr fung nach Instandsetzung nderung elektrischer Ger te Wiederholungspr fung elektrischer Ger te T...

Страница 8: ...A 1322 A 1422 Description 8 3 Description Figure 3 1 A 1322 front panel Figure 3 2 A 1422 front panel...

Страница 9: ...pter 4 2 and supply voltages other as defined in chapter 8 2 9 W1 Test socket for connection of welding output of welding machine A 1422 only 10 W2 Test socket for connection of welding output of weld...

Страница 10: ...e A 1322 A 1422 7 and PC Printer connector on the master instrument Optional connections when measuring prolongation cords and PRCDs via test sockets 13 15 17 the EB 6 should be connected to the EB S...

Страница 11: ...and or NPE and rated supply voltages UL N UL L 230 400 V and or 120 208 V Operation on 3 phase system without N conductor The A 1322 A 1422 can also be supplied in 3 phase 4W system without N conducto...

Страница 12: ...of the master instrument for details Master instrument is now set and can be used with A 1322 or A 1422 3 phase adapter Notes To disable the support for A 1322 A 1422 on master instrument use A 1322...

Страница 13: ...in the master instrument if A 1322 A 1422 is connected to the master instrument Instrument data of the A 1322 A 1422 are available in Setup Instrument data menu of the master instrument First select I...

Страница 14: ...rming selected test measurement 1 phase supply voltage system is required For testing of RCDs with Idn 100mA or 30mA A1322 1422 must be used Selected test measurement can only be performed using A1322...

Страница 15: ...ed See 4 2 Power supply considerations 3P 3 phase supply system status Continuous A 3 phase supply voltage is applied Blinking Warning for improper power supply voltage condition Possible causes are N...

Страница 16: ...tested appliance into proper test socket Connect probe to the accessible conductive part of the CLASS I appliance See figure below Prepare and start measurement on the master instrument Wait until me...

Страница 17: ...16A 5p or 16A 3p See figure below Select Earth bond function from Single test Select test current 200 mA or 10 A Regarding the type of cord Press the CAL F3 key for measurement If the calibration was...

Страница 18: ...it until measurement is finished or stop the measurement Check result s Store result s Optional Figure 5 2 Insulation resistance and substitute leakage current measurements Notes Consider any warning...

Страница 19: ...Connect power supply plug of tested appliance into proper test socket Connect probe to accessible isolated conductive part of the CLASS II appliance See figure below Prepare and start measurement on...

Страница 20: ...t system See chapter 4 3 Working with the adapter Connect power supply plug of tested appliance into proper test socket See figure below Start measurement on the master instrument Wait until measureme...

Страница 21: ...of tested appliance into proper test socket Connect probe to accessible isolated conductive part of the appliance See figure below Prepare and start measurement on the master instrument Wait until me...

Страница 22: ...CD or similar that requires voltage for normal operation the active polarity test shall be applied Procedure Item Comment Prepare test system See chapter 4 3 Working with the adapter Connect EB S or S...

Страница 23: ...A 1322 A 1422 Measurements 23 Figure 5 7 Active polarity test Warning Do not touch free male connectors during the active polarity test Note Consider any displayed warning before starting measurement...

Страница 24: ...m See chapter 4 3 Working with the adapter Connect the EB terminal on A 1322 A 1422 and EB S or S C1 terminal on master instrument See figure below Connect tested PRCD to proper test sockets See figur...

Страница 25: ...Prepare test system See chapter 4 3 Working with the adapter Connect power supply plug of tested appliance into proper test socket See figure below Start measurement on the master instrument Wait unti...

Страница 26: ...e if necessary See chapter 5 1 1 Compensation of test leads resistance Connect power supply plug of tested welding machine into proper test socket Connect Earth Bond probe to the enclosure of the weld...

Страница 27: ...ct power supply plug of tested welding machine into proper test socket See figure below Prepare and start measurement on the master instrument Wait until measurement is finished or stop the measuremen...

Страница 28: ...d welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See figure below Prepare and start measurement on the master instrument Wait until measurement is f...

Страница 29: ...welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See figure below Prepare and start measurement on the master instrument Wait until measurement is fin...

Страница 30: ...of tested welding machine into proper test socket See figure below Connect probe to accessible isolated conductive part of the welding machine Prepare and start measurement on the master instrument W...

Страница 31: ...ly plug of tested welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See figure below Enable L N change for single phase welding machines Optional Start...

Страница 32: ...ith the adapter Connect power supply plug of tested welding machine into proper test socket See figure below Enable L N change for single phase welding machines Optional Start measurement on the maste...

Страница 33: ...sted welding machine into proper test socket Connect probe to accessible isolated conductive part of the welding machine See figure below Enable L N change for single phase welding machines Optional S...

Страница 34: ...machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See figure below Set type AC or DC and limits Optional Start measurement on the master instrument Wait until...

Страница 35: ...l maintenance is required for the housing To clean the surface of the 3 phase adapter use a soft cloth slightly moistened with soapy water or alcohol Then leave the A 1322 A 1422 to dry totally before...

Страница 36: ...Substitute leakage current S probe in master instrument user manual for detailed information 8 1 4 Differential leakage current Differential leakage current readout Range Resolution Accuracy 0 00 mA...

Страница 37: ...er current protection Fault detections PASS L1 open L1 PE shorted L1 N shorted L2 open L2 PE shorted L2 N shorted L3 open L3 PE shorted L3 N shorted N open PE fault L1 L2 crossed L1 L3 crossed L1 N cr...

Страница 38: ...t current typical 6 mA 8 1 8 Functional test Active power readout Range Resolution Accuracy 0 00 kW 24 00 kW 0 01 kW 5 of reading 5 digits Apparent power readout Range Resolution Accuracy 0 00 kVA 24...

Страница 39: ...00 Test duration s 2 3 5 10 30 Test method 2 wire measurement floating to earth Test terminals EB S or S C1 test probe terminal test socket A 1422 16A 5p 32A 5p or 16A 3p PE terminal MI 3310 only 8 1...

Страница 40: ...nce supply circuit to welding circuit acc to IEC EN 60974 4 Insulation LN W readout Range Resolution Accuracy 0 000 M 0 500 M 0 001 M 10 of reading 5 digits 0 501 M 1 999 M 0 001 M 5 of reading 3 digi...

Страница 41: ...s 5 s 10 s 30 s 60 s 120 s 180 s none Test terminals Test socket A 1422 16A 5p 32A 5p or 16A 3p W1 and W2 terminals on A 1422 Pass level and test duration are set on master instrument 8 1 15 Primary l...

Страница 42: ...Range Resolution Accuracy 0 0 V 139 9 V 0 1 V 5 of reading 5 digits Measurement circuit according to EN60974 Figure 4 Pass levels d c 113 V peak a c 68 V peak and 48 V r m s d c 113 V peak a c 113 V p...

Страница 43: ...ion degree IP 20 connectors Protection degree IP 66 closed and locked cover Case Shock proof plastic portable Dimensions w h l 335 mm 160 mm 335 mm Weight 7 2 kg Reference conditions Reference tempera...

Страница 44: ...A 1322 A 1422 Technical specifications 44...

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