safety system for hoist

safety regulations.

repairing hoist.
Dropping test should be proceeded at least every three month or in accordance with local

year.
Dropping test is necessary, for first time installation, re-assembling the hoist and after

opened only if the cage stops at bottom.
7.Electric interlock on cage door
To ensure the cage can not drive when cage door is open
Remarkable Points About Anti-drop Safety Device
Our patent product
Should be inspected and reset every year, even though the hoist has never been used for one

switch can avoid the cage to run overhead or touch bottom by cut off main power.
If this case happened, the device should be reset manually.
5.Buffer device in hoist bottom
Make buffer function in case cage rush down to the bottom
6.Electric interlock on enclosure door
To ensure the enclosure door can not be opened when hoist is in operation. The door can be

off control circuit and stop the cage.
4.3-phase switch
Once top & bottom limit device is invalidated, when cage drive to the limit point, 3-phase

structure.
3.Top & bottom limit device
When the cage drive to destination point, top & bottom cam will touch limit switch, to cut

1.Motor braking device
Electric & magnetic braking for hoist normal braking
Auto-regulate abrasion gap of braking disk
2.Anti-drop safety device
Make braking when the cage unexpectedly rushes down at high speed.
Our patent product, ensure exact and efficient braking with the least impact on equipment

safety systm for hoist