For subsequent installation on test panels of the 'PST' series, or for putting together task-oriented test station combinations ex works, we offer additional modules with further useful test functions: PSTZ-KP, cable test module for testing 3- and 5-core extension cables with all standard plugs from 16-63A and for testing portable consumers in accordance with VDE 0105, continuity test with max. 50A, display of line resistance/load current, insulation test with 500V direct voltage, display of insulation resistance, protective conductor and insulation test of consumers operated via plugs. Dimensions: W x H x D = 600 x 800 x 200mm.