IEC 61557-17-2021
交流1000V和直流1500V以下低压配电系统的电气安全.保护措施的试验、测量或监测设备.第17部分:非接触式交流电压指示器
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 17: Non-contact AC voltage indicato