Installation tester Dimensions L x W x H: 100 x 280 x 135 mm Frequency: 15...99 Hz Insulation: 10 kOhm...999 MOhm Voltage: 1...600 VAC Weight: 1 kg Continuity: 0.01...99.9 kOhm @ 200 mA Electrical supply: 6 x LR6/AA FI circuit breaker: 10, 30, 100, 300, 500, 1000 mA Loop (Zs and Zi): 0.01...1000 Ohm (without release of FI-circuit breaker ≥ 10 mA) Measuring function: Automatic insulation measurement / Phase sequence / Storage of release time and tripping current Plug version: CH Protection rating: IP54 Safety: CAT III 600 V / CAT IV 300 V Test voltage: 250, 500 V