SPARE PART FOR PETROL GENERATOR (3/5/7/9kw) -CIRCUIT BREAKER

Petrol Generator Circuit Breaker: A Safety Device

A circuit breaker is a safety device that automatically interrupts the flow of electric current in a circuit when it exceeds a predetermined limit. In a petrol generator, the circuit breaker protects the generator itself and connected equipment from damage caused by excessive current.

Types of circuit breakers used in petrol generators:

• Thermal circuit breakers: These use a bimetallic strip that bends and breaks the circuit when it reaches a certain temperature.
• Magnetic circuit breakers: These use an electromagnetic coil to trip the breaker when the current exceeds a predetermined limit.
• Combination circuit breakers: These combine thermal and magnetic tripping mechanisms for enhanced protection.

Key functions of a circuit breaker:

• Overcurrent protection: Protects the generator and connected equipment from damage caused by excessive current.
• Short-circuit protection: Protects against short circuits that can cause rapid current surges.
• Safety: Prevents electrical fires and other hazards.

Common issues with circuit breakers:

• Tripping: The circuit breaker may trip frequently due to overloading or short circuits.
• Failure to trip: The circuit breaker may fail to trip when it should, leading to damage to the generator or connected equipment.
• Corrosion: Exposure to moisture or harsh environments can cause corrosion of the circuit breaker’s contacts.

Maintenance tips:

• Regular inspections: Check for signs of damage, corrosion, or loose connections.
• Resetting: If the circuit breaker trips, reset it after addressing the underlying issue.
• Replacement: If the circuit breaker is damaged or faulty, it should be replaced.

Benefits of using a high-quality circuit breaker:

• Safety: Protects against electrical hazards.
• Reliability: Ensures the generator’s continued operation.
• Efficiency: Prevents unnecessary shutdowns due to overloading.