JS-250A mine explosion-proof plug socket, suitable for ac 50Hz,
rated voltage of 380V - 415V, industrial mechanical power circuit
with rated current 250A, power supply, or control of connection
between power supply and host. The product design is advanced, the
external use of closed chain mechanism, thus reducing contact
resistance increases the power of power, ensure its normal and
reliable electrical connection.
|The surrounding air humidity||No more than 95% (+ 25 ℃)|
The casing of the protective installation is made of cast aluminum
material. The surface of the shell is treated with powder coating
so that it can reach the impact or mechanical pressure.
The needle is made of special copper material, which can withstand
the high current and voltage.
Strong sealing performance, built-in sealing ring design, ensure
the product's waterproofing and safety.
It is necessary to plug the plug in the plug to prevent the loose
and loose of the plug and the safety hazard, thus greatly improving
the production safety.
It fully guarantees the reliability of safe use, the product socket
adopts DMC unsaturated polyester, which has the function of
waterproof, explosion-proof and dustproof, and has high
1. This product cannot be plugged in without a plug. It can only be
closed after the plug is inserted.
2. The plug can not be pulled out before it is divided and can only
be pulled out after the brake, which ensures the safety and
reliability of production operation.