Feature:1. Millisecond switching, uninterruptible power supply, flame-retardant housing with guide rail installation2. When the normal power supply is abnormal, the backup power supply will work immediately to ensure the continuity, reliability and safety of the power supply3. The product has compact structure, reliable transmission, convenient installation and maintenance, and long service life4. Made of good‑quality ABS material, possess impact resistance, scratch resistance, environmental protection5. Automatic transfer switch come with stable structure, excellent performance and long service lifeHow to Use:1. Ensure that the installation and wiring are performed by professionals, and read the instructions carefully before operation.2. Please check the integrity of the ATSE before installation. Then use the operating handle to open and close the ATSE, check the flexibility of the transmission, and detect the generation and disconnection conditions of the load at each stage of the normal and standby power sources.3. Carefully check the installation steps diagram. If you fail to follow the correct steps due to wiring or other reasons, please contact in time. The safety distance S1, S2 shall not be lower than the mark in the figure. Specification:Item Type: Automatic Transfer SwitchShell Material: ABSRat