News
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Cast First Class Automatic Transfer Switch Quality
One Two Three Electric Co,.Ltd as the largest and most professional automatic transfer switch manufacturer in China, the quality of automatic transfer switch determines the future development of our company. Therefore, in the field of automatic transfer switch, we always uphold such a policy: f...Read more -
Automatic Transfer Switch Working Mode and Fire Protection Function
1.Automatic transfer switch (ATS)working position of contact Three-position：Contact can stay in the main and standby power on and double three working position. All the motor drives are three-position automatic transfer switch without two positions. Two-position: Ccontact can only stay in two wo...Read more -
Happy May Day,Automatic Transfer Switch Keep Your Vacation Power Continuous
One Two Three Electric automatic transfer switch accompanyyour vacation and keep your vacation power continuous. Dear customer, Thank you for your continuous trust and support to One Two Three Electric Co., Ltd. and our dual power automatic transfer switch board products.The May Day is coming an...Read more -
The Parameters and Functions of Automatic Transfer switches
1. The utilization category of automatic transfer switch To understand the use of dual power automatic transfer switch utilization category,the first step is to find out the nature of the current used by the dual power automatic transfer switch.The current nature of the dual power transfer switc...Read more -
The History of the Development of Automatic Transfer Switches and Classsification
1.The history of the development of automatic transfer switch equipment(ATSE) 2.Automattic transfer swicth equipment(ATSE)development trend worldwide Most countries in the world use PC class automatic transfer switch equipment, integrated PC class automatic transfer switch equipment is the worl...Read more -
What Automatic Transfer Switch is?One Two Three Electric Tell You
One Two Three electric as a professional dual power automatic transfer switch manufacturers, there are some basic knowledge of automatic transfer switch, to know what’s the automatic transfer switch is. 1.The definition of automatic transfer switch(ATSE) : ATSE is a functional switch A...Read more -
The History of the Brand One Two Three Electric – Professional Manufacturer of Automatic Transfer Switch Supply
One Two three Electric co., LTD. (zhejiang Yuye Electric Co., LTD.) is a high-tech enterprise specializing in the research and development, production and service of dual power automatic transfer switch, disconnecting switch, molded case circuit breaker and high and low voltage electric. And in ...Read more -
One Two Three Electric Co., Ltd. Warmly Congratulates the Complete Success of Shenzhou 13 Manned Spacecraft Mission
According to the China Manned Space Engineering Office news,At Beijing time 9:56 on April 16, 2022, the Shenzhou 13 manned mission was a complete success. One Two Three Electric Co., Ltd. warmly congratulates the complete success of shenzhou 13 manned spacecraft mission. As the electrical system...Read more -
How to Install Automatic Transfer Switch for Generator
Automatic transfer switches are often used in conjunction with diesel generators.So how to install the automatic transfer switch for generator? Steps: Disconnect each circuit breaker of the self-provided power supply one by one in the following sequence: Automaric transfer switch box Self-provi...Read more -
YUYE Automatic Transfer Switches for Generator
An automatic transfer switching appliance is an appliance consisting of one or more switching devices used to disconnect a load circuit from one power supply and connect it to another power supply. That is, when one of the detected two power supplies fails, the load circuit is automatically switc...Read more -
Working Principle Wiring Diagram of Automatic Transfer Switch
The null line of the dual power automatic transfer switch has the following connections: (1) 4 pole dual power supply automatic transfer switch, null(N) line separately, respectively connected to the common power grid and standby power grid null (N) line. (2) There are two ways to connect the nul...Read more -
Application of Dual Power Automatic Transfer Switch in Distribution System of Blast Furnace
Dual power automatic transfer switch is applied in blast furnace top equipment, hot air equipment, bag equipment and dust removal equipment, with rated operating current of 600A, 200A, 125A and 100A respectively. The wiring diagram is as follows. Safe, reliable and continuous power supply of pow...Read more