A 1322 / A 1422
Preface
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1 Preface
Congratulations for purchasing and using METREL 3-phase AktivGT / Machine adapter
accessory with METREL test and measuring instruments.
The A 1322 / A 1422 enables testing of different types of three-phase electrical
equipment.
Features:
All tests on 3-phase electrical equipment can be carried, including live leakage
tests, power, portable RCD testing and po active polarity test,
Simple connection to the PAT tester,
Simple test procedures, same as for single phase equipment,
Adapter is compatible with most 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 according to
IEC / EN 60974-4:
All appropriate tests (continuity of protective circuit, insulation tests, leakege and
touch leakage tests, no-load voltage test) on 1 and 3-phase welding machines
can be carried out.
Highlights:
Support for new types of PRCDs and PRCD protected equipment.
The accessory is automatically detected by the PAT tester. The test sequence for
3 phase equipment is automatically set on base of entered test code and input
mains voltage.
A 1322 and A 1422 are three-phase accessories intended for using only with METREL
appliance testers.
