Specification: Condition: Brand new Insulation Voltage: 500V Rated Voltage: 400V Rated Current: 160A Rated Impulse withstand Voltage: 4KV 3C Rated Voltage Range: 37V-440V The ZGQ5 Automatic Transfer Switch Works Reliably under the Following Conditions: 1. The Altitude Does not Exceed 2000 Meters 2. The Ambient Temperature is not Higher than 40℃, Not Lower than -5℃, and the Relative Humidity is Not More than 95%. 3. No Explosive Atmosphere Environment 4. No Rain or Snow Invades the Environment Package List: 1 x 160A Power Automatic Transfer Switch 2 Bag of Threaded Rod (16 x Screw Rod/Nut/Flat Pad/Spring Pad) 1 x Manual Handle 1 x User Manual Note: If it is expected to apply to ambient air temperatures +40℃ or below -5℃~-45℃, the user should explain to the manufacturer. Features: 1. Four operating functions: emergency manual operation, electric remote control operation, emergency disconnection in automatic control state and automatic control operation. 2. ZGQ5 is mainly used for AC 50Hz, rated voltage 380V DC rated voltage 220V, rated current 16~3200A in the distribution or motor network. One main one or one standby power conversion system and the load conversion of mains and generator sets. It can also be used to isolate and disconnect circuits and circuits from infrequently. 3. It is widely used in power transmission, distribution systems and automation systems for hospitals, banks, high-rise buildings and other important power supply places that are not allowed to be powered off.