HV HIPOT GDZRS-20A Winding Resistance Tester (3 phase, 40A)

Used to measure the DC resistance of a large-capacity transformer core

- Current

+ 1 phase: 1A, 5A, 10A, 20A, 40A

+ 3 phase: 1A, 5A, 10A, 20A

- Measuring range:

+ 1 phase: 1A: 10mΩ ～ 20Ω 5A, 1mΩ ～ 4Ω

10A: 1mΩ ～ 2Ω 20A, 1mΩ ～ 1Ω

40A: 1mΩ ～ 0.5Ω

+ 3 phase: 1A: 10mΩ ～ 6Ω (each phase)

5A: 1mΩ ～ 1Ω (each phase)

10A: 1mΩ ～ 0.6Ω (each phase)

20A: 1mΩ ～ 0.3Ω (each phase)

Accuracy: ± 0.2% (full range)

Resolution: 0.1μΩ

Memory: 150 groups

Power supply: AC 220V ± 22V ， 50Hz ± 2 Hz