mains switch meaning in Chinese
电开关
电源开关
Examples
- Each unit should include a main switch and ammeter with a scale of about 20 ampere capacity .
每一套装置应包括一个主开关和电流表，电流表的刻度范围约20安培。 - Main switch exposed metal parts not earthed
总开关掣的外露金属部分并无接地。 - Main switch with inadequate short circuit breaking capacity
总开关掣的短路断流容量不足。 - Copper link not installed in neutral circuit at main switch
总开关掣的中性电路无安装铜连杆。 - Main switch live parts not properly enclosed or insulated
总开关掣带电部分无适当密封或绝缘。