Circuit breaker testing in Bangladesh is a very important process, which helps to ensure the safety and stability of the power system. A circuit breaker is a safety device, which stops the flow of electricity in case of overload, short circuit or faulty conditions, thus preventing major accidents or fires. However, long-term use can reduce the effectiveness of the circuit breaker, which is why proper testing of this system is very important. If circuit breakers are not properly tested in the power industry, industrial establishments and commercial buildings in Bangladesh, power disasters or damage can occur. Through circuit breaker testing, the performance of the current system, tripping time, electrical resistance and contact condition are tested, which ensures that it is working properly. Through regular testing, any faults or problems in the circuit breaker can be identified in advance, which plays an important role in maintaining power safety.
Circuit Breaker Testing
| Service Name | Field of Test | Required Equipment |
| Circuit Breaker Testing | Insulation Resistance Test | Insulation Resistance Tester Range: 50V to 15000 V |
| Contact Resistance Test | Resistance: 0 μΩ to 1999.9 Ω Test Current: Up to 200 A |
|
| Long-Time Delay Trip | Primary Current Injector Range: Up to 15000 A |
|
| Short-Time Delay Trip | Primary Current Injector Range: Up to 15000 A |
|
| Temperature Test | Thermal Imager Range: ≤-20 °C to 1000 °C |
|
| Visual Inspection and Physical Test |
