2013年7月23日星期二

Brief Introduction proof Rope hoist electrical system operation

Explosion-proof Rope hoist electrical system
Explosion-proof  Rope hoist  electric device consists of explosion-proof electrical control box, explosion-proof and explosion-proof control button stopper components. Electronic control system for the control box and cables, flashlight, doors and other parts. Operation button box is usually supplied with control box can also configure Italy and other special requirements imports flashlight door. Explosion-proof Rope hoist safety device, mainly referring to the circuit limiter, commonly known as the stopper off the fire, limiting the upper and lower limit position. wire rope hoist  can also be configured: display or not overload limiter; increase hammer-type double cap positioner; increase the phase sequence protection; adding a second brake, so as to adapt the work places particular importance. Electrical control and operation of a safe voltage. Off the fire stopper should not be used as a limit switch frequently.
Explosion-proof Rope hoist correct mode of operation
1, the switch "on" action hanging gourd fall until the limit switch so far.
2, press switch "down" until it is fully retracted chain bag chain, and the motor stops.
3, check the  load chain  orientation purposes, all welding point in the same direction should be fully correct operation.
4, when the host of the number of pairs of  load chain  hanging chain or chain, is strictly prohibited under the hook from the chain flipped.

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