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Unique Protection System Of Wire Rope Electric Hoist
- Oct 17, 2018 -

Unique protection system of wire rope electric hoist

  The wire rope electric hoist also has its own unique protection system. It is precisely because of this protection system that the wire rope electric hoist can maintain normal operation and ensure the safety of operators themselves.Based on years of working experience, the author discusses the unique protection system of wire rope electric hoist for new and old customers and enthusiastic netizens.

    1. The circuit structure of pressure loss protection has the function of pressure loss protection. When power supply is restored after power failure, the crane must press the start button again to run again, eliminating the possibility of power self-operation on the crane.

    2. The earthing protection on the crane metal institutions and all electrical equipment metal shell, tube slot, the low voltage side of transformer are equipped with reliable grounding, electric hoist to grounding resistance Ω 0.1 or less.

    3. When a short circuit occurs in the electric hoist of the wire rope, the main circuit breaker will automatically trip to play a protective role.

    4. Overload protection: once the wire rope electric hoist is overloaded, the wire rope electric hoist will jump off the lock immediately.

    5. When hoisting to the limited position, the electric hoist of the wire rope will automatically cut off power and protect the equipment.