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METREL A 1322, Инструкция по эксплуатации

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A 1322 / A 1422 

Measurements 

21 

 

 

Figure 5.7:

 

3-phase PRCD test connection

 

 

Warning: 

 

Do not touch free male connectors during the test. 

 

Note: 

 

Consider any displayed warning before starting measurement!  

 
 
 

 

5.7  Power 

 

 

Refer to master instrument Instruction manual, chapter

 Single test 

measurements

, subchapter 

Power

 for detailed information. 

 
Power test is intended for testing operation of the appliance and measurement of power 
consumption. 
 

Procedure: 

 

Item 

Comment 

 

Prepare test system. 

See 

chapter 4.3 Working 

with the adapter.

 

 

Connect power supply plug of tested appliance into 
proper test socket. 

See 

Figure 5.8.

 

 

Start measurement on the master instrument. 

 

 

Wait until measurement is finished or stop the 
measurement. 

 

 

Check result(s). 

 

 

Store result(s). 

Optional 

 

Содержание A 1322

Страница 1: ...3P Active GT Machine A 1322 3P Active GT Machine Plus A 1422 Instruction manual Version 2 1 6 Code no 20 751 979 Autorisierter Distributor...

Страница 2: ...ed EU regulations Hereby Metrel d d declares that the A 1322 and A 1422 are in compliance with subjected EU directives The full text of the EU declaration of conformity is available at the following i...

Страница 3: ...rity Active Polarity test 19 5 6 3 phase PRCD test 20 5 7 Power 21 6 Measurements with A 1422 according to IEC EN 60974 4 23 6 1 Insulation resistance supply circuit to protective circuit 23 6 2 Insul...

Страница 4: ...4 4 34 8 1 11 Insulation resistance LN W supply circuit to welding circuit according to IEC EN 60974 4 35 8 1 12 Insulation resistance LN P supply circuit of class II equipment to accessible surfaces...

Страница 5: ...of 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 accordin...

Страница 6: ...st 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 while dealing with hazardo...

Страница 7: ...ation A 1322 and A 1422 VDE 0701 0702 Pr fung nach Instandsetzung nderung elektrischer Ger te Wiederholungspr fung elektrischer Ger te Allgemeine Anforderungen f r die elektrische Sicherheit IEE Code...

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: ...ined in chapter 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 out...

Страница 10: ...and mains test socket of the master instrument and RS232 communication interface between the A 1322 A 1422 7 RS232 port and 3 phase adapter RS232 connector on the master instrument Optional connectio...

Страница 11: ...1322 A 1422 works in TN TT supply systems with distributed N 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...

Страница 12: ...y socket on A 1322 A 1422 See chapter 4 1 Connections Connect A 1322 A 1422 to mains supply Turn on fuse circuit breaker on A 1322 A 1422 The adapter beeps Turn on the master instrument Select the tes...

Страница 13: ...s its status as described in following table LED indicator Description OK Continuous The A 1322 A 1422 adapter is ready for use Blinking Hardware error 1P Single phase supply system status Continuous...

Страница 14: ...not connected Red icon Selected test measurement in not supported with A 1322 A 1422 adapter Warning messages After single measurement test is started A 1322 A 1422 adapter checks for proper test con...

Страница 15: ...nce if necessary See chapter 5 1 1 Compensation of test leads resistance Connect power supply plug of tested appliance into proper test socket Connect P S probe of the master instrument to the accessi...

Страница 16: ...re Refer to master instrument Instruction manual for details 5 2 Insulation resistance Riso Riso S and Substitute leakage current Isub Isub S measurements Refer to master instrument Instruction manual...

Страница 17: ...test because of the way the test is performed For example the difference in both leakage measurements will be affected by the presence of neutral to earth noise suppression capacitors 5 3 Differential...

Страница 18: ...surement Refer to master instrument Instruction manual chapter Single test measurements subchapter Touch leakage for detailed information Procedure Item Comment Prepare test system See chapter 4 3 Wor...

Страница 19: ...test is suitable for cords without built in active protection In case that tested item is equipped with active switch RCD or similar that requires voltage for normal operation the active polarity test...

Страница 20: ...ual chapter Single test measurements subchapter PRCD test for detailed information This test verifies that the PRCD protection works properly Procedure Item Comment Prepare test system Connect P S ter...

Страница 21: ...t measurements subchapter Power for detailed information Power test is intended for testing operation of the appliance and measurement of power consumption Procedure Item Comment Prepare test system S...

Страница 22: ...e 5 8 Power test connection Warning During the test DUT is powered as for normal operation Pay attention on possible electric shock and danger of rotating or moving parts Note Consider any displayed w...

Страница 23: ...rking with the adapter Connect power supply plug of tested welding machine into proper test socket See Figure 6 1 Select Riso Rw test function on the master instrument Set Test parameter to LN PE Star...

Страница 24: ...ed welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See Figure 6 2 Select Riso Rw test function on the master instrument Set Test parameter to W PE St...

Страница 25: ...ed welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See Figure 6 3 Select Riso Rw test function on the master instrument Set Test parameter to LN W St...

Страница 26: ...g machine into proper test socket Connect P S probe to accessible isolated conductive part of the welding machine See Figure 6 4 Select Riso Rw test function on the master instrument Set Test paramete...

Страница 27: ...welding machine into proper test socket Connect welding terminals to W1 and W2 terminals on A 1422 See Figure 6 5 Enable L N change parameter on the master instrument for single phase welding machines...

Страница 28: ...pply plug of tested welding machine into proper test socket See Figure 6 6 Enable L N change parameter on the master instrument for single phase welding machines Optional Start measurement Wait until...

Страница 29: ...nect welding terminals to W1 and W2 terminals on A 1422 See Figure 6 7 Set Welding output type a c or d c Rated no load voltage and limits on the master instrument Optional Start measurement Wait unti...

Страница 30: ...l maintenance is required for the housing To clean the surface of the 3P Active GT Machine Plus adapter use a soft cloth slightly moistened with soapy water or alcohol Then leave the A 1322 A 1422 to...

Страница 31: ...hapter Insulation resistance Riso Riso S 8 1 3 Substitute leakage current including S probe Test terminals Isub Test socket A 1322 A 1422 16A 5p 32A 5p or 16A 3p Test terminals Isub S Test socket A 13...

Страница 32: ...ultiple fault Test terminals Test socket A 1322 A 1422 16A 5p 32A 5p or 16A 3p Test plug A 1322 A 1422 16A 5p 32A 5p or 16A 3p Mode Active polarity Test voltage Mains supply voltage over current prote...

Страница 33: ...smooth DC B B Phase 0 180 both Test mode single auto Design 2 pole 3 pole K Di varistor S 3 pole Test terminals Test socket A 1322 A 1422 16A 5p 32A 5p or 16A 3p Test plug A 1322 A 1422 16A 5p 32A 5p...

Страница 34: ...ccuracy Um 0 V 600 V 1 V 3 of reading 2 D Operating range acc to EN 61557 2 0 08 M 199 9 M Nominal voltage Uiso 500 V 0 10 Short circuit current max 2 0 mA Limit Riso Off Custom 2 50 M 5 00 M Duration...

Страница 35: ...9 9 M 0 1 M 5 of reading 100 0 M 199 9 M 0 1 M 10 of reading Output voltage Range Resolution Accuracy Um 0 V 600 V 1 V 3 of reading 2 D Operating range acc to EN 61557 2 0 08 M 199 9 M Nominal voltage...

Страница 36: ...A 5 of reading 5 D Frequency response complies to EN 60974 4 Figure 1 Duration Off 2 s 3 s 5 s 10 s 30 s 60 s 90 s 120 s 180 s Change Yes No Delay 0 2 s 1 s 2 s 3 s 4 s 5 s Limit Iw Off Custom 3 50 mA...

Страница 37: ...r m s Range Resolution Accuracy Urms 0 0 V 139 9 V 0 1 V 5 of reading 5 D Measurement circuit according to EN 60974 4 Figure 4 W output a c d c Rated no load voltage Custom 20 V 99 V Limit Up U0p 15...

Страница 38: ...tegory Test sockets CAT II 300 V W1 W2 No CAT Ud c 200 V or Upeak 200 V Transient overvoltage 1500 V EB No CAT Umax 6 Va c No transient EMC Emission Class B portable equipment used in controlled EM en...

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