2014年7月1日星期二

Wire rope electric hoist before using the debug and test

Wire rope electric hoist before using the debug and test
1, a new installation or dismantling of the electric hoist, to test the three phase electric hoist is normal, should first be empty test run several times. Not installed before the end, no electricity.
2, installation and debugging, must strictly limit device is flexible and reliable, when rising hook upper limit position, the hook shell to the drum shell distance must be greater than 50mm. When the hook to the lower limit position, should guarantee the safety of steel wire rope on the drum circle, effective security ring must be two laps more than.
3, check before use wire rope is normal, such as bending, deformation, corrosion or wear, fracture degree more than the prescribed requirements, it is strictly prohibited to operation.wind tubine hoist
4, before using, check whether installation is firm, reliable wedge.3, check before use wire rope is normal, such as bending, deformation, corrosion or wear, fracture degree more than the prescribed requirements, it is strictly prohibited to operation.
5, the use of confirmation before the brake is reliable; adjust the lower limit stop module.
6, before the use should be carried out in 125% of the rated load, lift from the ground about 100mm, 10 minutes of static load test, and check whether it is normal.
Wire rope lift hoists used before the examination is very important, if the check is not in place would be considerable damage to the machinery, suggested that the majority of customers to pay attention to.

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