English
c2bb51aa77ad31e68c60315ff4d1626
banner

ABOUT US

One Two Three Electric Co., Ltd. is Located in Yueqing, Zhejiang Province, the capital of China’s electrical appliances, this company is a high-standard manufacturer specializing in the development and production of low-voltage electrical appliances such as moulded case circuit breaker, Air circuit breaker, miniature circuit breaker, leakage circuit breaker, control and protection switch, dual-power automatic switching switch, isolation switch and so on.

Learn more

News

Service First

  • Generator main protection and backup protection

    Different types of generators have different protections. For example, 30MW generator protection has: differential, time limit current break, compound voltage over current, loss of magnetism, overvoltage to trip. High temperature, overload, single-phase grounding alarm. 1, generator main protecti...

  • Basic application of solar photovoltaic

    The application of solar photovoltaic pair and its harm to human body 1. Preface Solar photovoltaic power generation is a kind of power generation technology that converts light energy into electric energy by using the principle of photovoltaic effect. It has the characteristics of no pollution, ...

  • ACB common question

    In the use of frame short-circuit device, it is often affected by the environment, such as the ambient temperature, the use of altitude, and so on. The following is a simple answer to some data analysis of our ACB products in actual use. ACB common question Q:Are there tables for reducing the rat...

  • Air Circuit Breaker Temperature Drop Coefficient and Elevation Reduction Capacity

    In the use of frame short-circuit device, it is often affected by the environment, such as the ambient temperature, the use of altitude, and so on. The following is a simple answer to some data analysis of our ACB products in actual use. ACB common question Q:Are there tables for reducing the rat...

Hit enter to search or ESC to close