P&H
Slip ring assembly for P&H 15 ton crane
This slip ring assembly facilitates the continuous transmission of electrical power and signals between the stationary chassis and the rotating superstructure of P&H 15 ton and 50 ton cranes.
Specifications
- Part number
- 9577A51
- Brand
- P&H
The slip ring assembly is an electromechanical device that enables the unrestricted 360-degree rotation of a crane superstructure while maintaining a constant electrical connection to the chassis. By providing a path for power and data signals, it ensures that systems such as swing motors, lighting, cabin controls, and sensors remain operational during rotation. This component is located at the center of the crane's rotation axis to bridge the gap between fixed and moving electrical circuits.
This specific component, part number 9577A51, is engineered for use in P&H 15 ton and 50 ton cranes. It serves as the primary interface for electrical distribution during operation. The assembly consists of conductive rings mounted on a rotor that interface with fixed electrical brushes to prevent cable twisting and signal loss during continuous slewing movements. Proper function of this unit is necessary for the consistent operation of control systems and safety sensors throughout the full range of crane movement.