This series of dual power automatic transfer switch appliances (hereinafter referred to as transfer switches) are suitable for AC 50Hz or 60Hz, with a rated working voltage of 220V or 400V. Selective conversion between two power sources can be performed as needed. The product has short-circuit, overload, undervoltage, and voltage loss protection functions, as well as fire protection, double opening, and output closing signal functions. Especially suitable for the installation and use of lighting circuits in office buildings, shopping malls, banks, stations, hospitals, and high-rise buildings that require fire protection requirements.
Classification：Dual power automatic transfer switch