Double Power Automatic Transfer Switch 63A 2P DIN Rail ATS Power Transfer Switch for Shopping Mall Item Type: Double Power Automatic Transfer Switch Material: PC Flame Retardant, Silver Rated Current le: 63A Insulation Voltage Ui: AC690V Withstand Voltage Uimp: 8KV Frequency: 50 60Hz Class: PC Grade (Can be opened under load without generating short circuit current); Specification: 2P Rated Short Circuit Current: 50kA Rated Short Circuit Current (Fusing): RT16 00 63A Rated Impulse Withstand Voltage: 8kV Rated Control Voltage US: 220VAC 85%Us-110%Us Lifespan: Electrical: ≥1500 times Mechanical: ≥5000 times Touch Time:< 50ms Conversion Timeime:< 50ms Return Time:< 50ms Closing Time:< 50ms