Dual Power Automatic Transfer Switch Uninterrupted 2 Way Controller ZGQ5-100/2/4P 220/400V Feature: 1. Silver contacts are used for movement and static, which greatly improves the conductivity and service life of the product. 2. Built-in normally standby opening output port, which can be connected to indicator. 3. Using flameretardant plastic material, good insulation, high temperature resistance, safe and reliable. 4. When the normal power supply is abnormal, the backup power supply will work immediately to ensure the continuity of the power supply. 5. Small size, easy to carry and store, convenient to use and with good performance. Specification: Item Type: Dual Power Automatic Transfer Switch Material: Plastic Working Frequency: 50-60HZ Rated Current: 100A Operation Mode: Automatic and manual ATS: CB level Conversion Time: 0.05 (S) Model: ZGQ5-100/2P 220V: Purpose: Switch to the backup power supply when the power fails, and switch to the main power supply when the power comes in. Rated Voltage: AC110-230V Working Voltage: AC220V Number of Poles: 2P ZGQ5-100/4P 220V: Purpose: Switch to the backup power supply when the power fails, and switch to the main power supply when the power comes in Rated Voltage: AC110-230V Working Voltage: AC220V Number of Poles: 4P ZGQ5-100/4P 400V: Function: Switch to standby power supply in case of power failure, and switch to main power supply in case of power failure. Insulation Voltage Ui: AC690V Rated Voltage Ue: AC400V Rated Impulse Withstand Voltage: 8kV Rated Control Circuit Voltage Us: AC220V, 85% Us-110% Us. Usage Category: AC-31B Operation Mode: Automatic and manual. Auxiliary Circuit: Two relays, each with two groups of contact capacity, used for contact converter: AC220V50HZ le=Sy. Conversion Time: