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The circuit breaker is in a three-dimensional arrangement, and the left and right side plates of the contact system and the instantaneous overcurrent release are all mounted on an insulating plate. The upper part is equipped with an arc ext...

Let us understand its role? When the power is lost due to an accident and the power cannot be restored within a short period of time, the backup power supply should be enabled. step: Cut off the main circuit of the mains supply (including t...

When we choose the dual-power automatic switch, we often encounter the two-station and three-station methods, and this method is wrong. According to the latest dual power national standard GB14048.11-2005, the dual power supply is divided i...

The essence of the dual power automatic switching device is actually an electrical device that converts one or several load circuits from one power source to another, generally consisting of one or several switching switch devices and other...

Electricity is the main energy source in the 21st century. Its invention drives the progress and development of science and technology. Whether it is industrial production or small to family, it is inseparable from the use of electricity. B...

Dual-supply automatic transfer switches are now accepted by more and more customers. Each customer needs different functions and different needs and functions. Next, we will talk about common dual-power automatic conversion. Switch several...

Are you equipped with the environmental conditions required to install a universal circuit breaker ? Specially, customers who use it for the first time should pay attention to this because the performance of the equipment will be greatly af...

As a safety protection for other electrical equipment, the universal circuit breaker will have any problems in normal daily use, which will cause this product to fail to operate normally. Here are some tips for you to avoid as much as possi...

I believe that every customer will definitely want a good quality product when purchasing dual power switch manufacturers , but few customers have identification methods, all of which are selected by feeling, but this is definitely unstable...