Clean the standing waste bin, indication lamp and flower frame. (if has) inside the elevator room.
清洁电梯内的立式垃圾桶、指示灯和花架(如有)。
When display value of voltage is out of the scope of upper and lower limit protection value, alarm indication lamp of controller is lighted.
当电压、谐波测量显示值超出设定的上、下限保护值的范围时，控制器报警指示灯亮。
The accident noticing circuit is composed of an indication lamp and a sound circuit, and can automatically give the alarm when the circuit has accidents.
故障通知电路由表示灯和音响电路构成，一旦电路故障就可自动告警。
The accident noticing circuit is composed of an indication lamp and a sound circuit, and can automatically give the alarm when the circuit has accidents.
故障通知电路由表示灯和音响电路构成，一旦电路故障就可自动告警。
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