Close Casing Rotating Crane Hook/Grab/Tongs

Close casing design rotating hook block with electro-mechanical drive unit, extremely low design and litte width, rotation of crane hook by geared motor and elastic coupling.
Specification
1, There is torque limiter system to prevent the damage by Lock-Rotor, it make the motor durable.
2, Rotating angle limited by limit switch and cell sense.
3, with simple construction easy for repairing
4, Motor and electrical system in stable casing, There is high protection grade, water proof and dust proof, suitable for operation in the open air.
5, Modified pulleys on request
Also we can provide customized strokes according to client requirement.