low voltage trunking under carbody  

Automobile low-voltage wiring harness classification: Power Cords: Used to carry power to various parts of the car, such as the engine, battery, and other electrical equipment. 2. Signal line: used to transmit control signals and data, such as sensor signals, instrument panel signals and audio signals. 3. Ground wire: used to connect the negative pole of the circuit to ensure normal operation of the circuit. 4. Plastic ducting: Used to protect electrical wires from wear, moisture, dust and other contaminants. 5. Insulation material: used to wrap wires to prevent short circuits or other electrical faults between wires. 6. Metal connector: used to connect wires and equipment. 7. Fuse: used to protect circuits from current overload. 8. Other accessories: such as terminals, sleeves, fixings and labels, etc., used to maintain and identify the wire harness. Electrical principles of automotive low-voltage wiring harness: Automobile…