When the crane rises, the crane wire rope drives the crane wire rope guide to move, the rope guide drives the contact on the limiter, the contact drives the limit rod, the limit rod drives the limiter to move left or right, and disconnect the two power supplies in the up or down contactor entry, the motor is powered off and stopped.
1. Application scope: Power distribution cabinet and vertical transport machinery.
2. It could be installed in the power distribution cabinet or next to the winch.
3. Simple structure, quick action, safe and reliable, automatically control.