... Low-frequency high-voltage test 低频高压实验 Low-voltage relay 低压继电器 Low-voltage release relay 低压释放继电器 ...
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high-low voltage relay [电] 高低压继电器
low voltage relay 低压继电器 ; 高低压继电器
low voltage mini-relay 低压弱电继电器
low voltage release relay 低压释放继电器 ; 低压开释继电器
low-voltage release relay 低电压释放继电器 ; 低压释放继电器
Low-voltage rekease relay 低压释放继电器
high-low voltage group reachges relay 高低压继电器
low voltage ranyge relay 高压继电器
The low-voltage relay and the excess voltage relay are integrated into one relay, which can display the real time of the voltage of the circuit and the limit of voltage can be modified.
该继电器的设计思想是将过压继电器和欠压继电器集成到一起，并且实时显示所测电压值，能修改电压的上、下限。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
Due to the specialty, REF relay is a current relay with very high sensitivity or a voltage relay with very low acting power.
由于零差保护的特殊性，零差继电器本身就是一只灵敏电流继电器或动作功率很小的电压继电器。
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