Avability: In stock
操作简单易懂，经济实用
在测试时可轮流断相测量或施加三相供电电源（不断开），分别测量A、B、C三相对外壳的泄漏电流两种规格
测试电压，泄漏电流和测试时间均为数字显示
English 
Electronic Electrical 
Thermometer
Oil,Coal
Water,Optics
Medical electronic
Experimental Biological
Specialized
Hand tools
chromatograph
Coal Industry
Oil industry
