GB/T 16935.3-2025 标准详情
GB/T 16935.3-2025
即将实施
低压系统内设备的绝缘配合 第3部分:利用涂层、罐封和模压进行防污保护
Insulation coordination for equipment within low-voltage systems—Part 3: Use of coating, potting or moulding for protection against pollution