Explosion Proof Wire Rope Electric Hoist


Explosion Proof Wire Rope Electric Hoist adapts to the environment in factory that have explosive gas formed by inflammable gas, stream and air of which explosive class is less than class B or class C, and ignition group is more than T4 (135℃);
Explosion-proof wire rope electric hoist lifting capacity is 1T-32T, working temperature is :-25 ℃ ~ 40℃;
Design, manufacture and inspection are according to GB3836-2000;
Motor and electrical appliances of explosive proof wire rope electric hoist are all explosive proof;
Anti-explosion mark is ExdⅡBT and ExdⅡCT4;
Explosion Proof Wire Rope Electric Hoist can be installed on the suspension rail, I beam rail or on the fixed supporting rail; it can be equipped with explosive-proof single girder crane and double girder crane.


Compact structure, light weight, safe and reliable 
Good compatibility,high interchangeability components
High lifting capacity, easy maintenance
Easy operation, accurate and smooth lifting
Explosion-proof form is "Exd" .
Designed, produced, checked and accepted basing on rule of  GB3836-2000 
The Exmark are dIIBT4 or dIICT4. 
Temperature scale is Class T1-T4 mixture with explosive air (as table one and two).


Lifting motor
Totally enclosed conical rotor asynchronous motor, explosion-proof
The Max. Torque is 2-3 times of full loading, safe and reliable.
Insulation class is B or F, protection class is IP44/IP54

Lifting reducer
Longer life--adopt level 3 fixed axle inclined gear rotating mechanism
High intensity--the gears and gear shaft are made of heat treated alloy steel with 
Close assembly and good seal--box and its cover are made from high quality cast iron
Extremely convenient loading and unloading as the gear reducer as a single part 
Reliable drive, high mechanical efficiency

Hook
Be made of high quality carbon steel, supported in the hook beam through a single scroll thrust bearing, free oscillation.
5t and below is single slippery wheel
10t or heavier is double slide wheel
Hook end adopts card board type structure
When the explosion-proof is dIICT4, head of hook adopts stainless steel.

Protection devices
Special explosion-proof protections of up and down traveling limiter.
Overloading limiter.
Anti-clashing devices

Operation
Wire rope control and remote control
Explosion-proof switches, safe and reliable.