The Electrical System of Truck Crane
The electrical system of the crane is a one-wire system with a 24 V DC power supply and a negative ground.
The electrical system is divided into two parts: chassis electrical and on-board electrical. The electric parts of the getting on and off and the chassis are connected through the slip ring on the center swivel joint.
On board electrical
Vehicle electrical mainly includes: Starting, flameout, lighting, fan, wiper, horn, lifting height limit, joystick interlocking device, heating and air conditioning, etc.
The above device ensures the safe operation of the crane and a good working environment.
In the event of an emergency, the emergency stop switch can be closed so that the hydraulic system relief valve, the telescopic movement, the amplitude change, and the lifting can be operated without an