Relay
Instructions for use of relaysRated working voltage: refers to the voltage required by the coil when the relay works normally, that is, the control voltage of the control circuit. Depending on the mod
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Fuse
Fuse refers to an electrical appliance that fuses the melt with the heat generated by itself and disconnects the circuit when the current exceeds the specified value. The fuse is a current protector m
What does an AC contactor consist of?
What does an AC contactor consist of? I think everyone already has the answer. Our article here is specially prepared for novices. Please read it patiently.
breaker
Circuit breaker refers to a switching device that can close, carry and break current under normal loop conditions, and can close, carry and break current under abnormal loop conditions within a specif
What is a fuse type isolating switch
We know that the main function of a general isolating switch is to disconnect small currents and change the mode of operation. I don’t know if you noticed it. One of them is to disconnect the small current...
What happens if the circuit breaker fails to close after tripping?
Almost everyone has experienced a circuit breaker tripping, and there are certainly not a few people who have seen it fail to close after a trip. People often ask why the gate will not close (can't move)? ...
Protective function of circuit breaker
Circuit breaker refers to a switching device that can close, carry and break current under normal circuit conditions and can close, carry and break current under abnormal circuit conditions within a s
The characteristics and use of waterproof plugs
Electricity is used a lot in our lives, whether it is indoors or outdoors, electricity is used. When we use electricity outdoors, we should pay special attention to waterproofing. When we buy it, we also n...
The structure and working principle of low voltage circuit breaker
Low-voltage air circuit breaker, also known as automatic air switch or air switch, is a switching device. It is used to automatically break the circuit when the circuit is overloaded, short-circuited,
What is the structure principle of a safety padlock
Safety padlocks are the most widely used hardware locks in today's society. The marble lock safety padlock occupies the core.
How our JVM16-63 MCB working with F3,S3,SD3,U3+O3,O3 auxiliary contact, shunt trippers
ApplicationApplicable to MCB model JVM16-63, used to control remote signaling deviceCombination Scheme F3 Auxiliary ContactContact capacity: AC: Un=415V In=3A Un=240V In=6A ...
How our 16 series MCB,RCD,RCBOs working with auxiliaries
JVRX16 Auxiliary is to be installed in left side of 16 series products (such as JVM16-63 MCB, JVL16-63 RCCB,JVRO16-32 RCBO), with function of auxiliary contact, remote shunt tripper, and under-voltage