We troubleshoot, repairs, share electrical information & also sell materials.
For you to ask how to test a doorbell transformer, it could either mean your video doorbell is not working, or you want to know the voltage of your transformer. Whichever one it is, I will show you how to test a doorbell transformer with a multimeter. For those that are still looking for their … Read more
Maybe your doorbell is not working or you want to upgrade it to a ring smart pro or nest doorbell. Locating your doorbell transformer is not always easy. But as a doorbell expert, I will guide you on how to find a doorbell transformer location easily. A doorbell transformer is an electrical machine that steps … Read more
An electrical transformer is a machine that transfers electricity from one circuit to another via electromagnetic induction without changing the frequency. It is a vital device in power transmission that links the generating stations and the users. A transformer comprises a pair of coils wound around a laminated magnetic core. The winding that supplies alternating … Read more
A molded case circuit breaker (MCCB) is a type of breaker that protects electrical circuits from overcurrents arising from circuit overload, short circuits, or faulty wiring. They are almost the same as the Miniature circuit breaker (MCB) as they do the same work. However, MCCB is more advanced. It has a higher current rating of … Read more
A miniature circuit breaker (MCB) is an automatic switch that protects an electrical circuit from overcurrents or power surge. The term overcurrent refers to a faulty current that arises from short circuits, faulty wiring, and circuit overload. Both fuse and miniature circuit breakers protect electrical equipment from damage. However, MCBs are more advanced. Miniature circuit … Read more
An oil circuit breaker is a type of breaker that uses oil as a dielectric or insulation medium for arc extinction. It is one of the oldest breaker that has its contact inside the oil. The switchgear has fixed and moving contact, which helps in circuit protection, both in substations and in transformers Each time … Read more
SF6 circuit breaker is an extinguisher that uses sulfur hexafluoride gas to cool and quench the arc. It is the type of circuit breaker used to protect electrical grids, power stations, and distribution systems. Sulfur hexafluoride gas has strong electronegativity and insulating properties, making them a better option than air and oil circuit breakers. Types … Read more
A circuit breaker (safety switch) can go bad, and their common signs include: Burning smell from the circuit breaker box Burned parts Tripping light Circuit breaker hot to touch Damaged parts, for example, the switch. But before concluding that your circuit breaker is bad, there are other factors that can also cause your breaker panel … Read more
My circuit breaker keeps tripping with nothing plugged in. What could be the cause? You are not alone, Many people have experienced power tripping. A tripping breaker can be a sign of circuit overload, overcurrents, short circuits, or other minor problems. If one of your breakers keeps tripping with or without load, unplug the device … Read more
Although we have different types of electrical circuit breakers, they all do protective work. The switching device protects appliances from short circuits, ground faults, and power surge. It prevents electric shock and also protects the wiring system from a fire outbreak. It is a must-have for every homeowner as required by the National Electrical Code. … Read more