General ensure uninterrupted power supply for your critical applications with modular double power automatic changeover switch. The switch is suitable in power supply system with 50/60Hz, rated voltage up to 400V and rated up to 125A. The seamless automatic switching between common and standby power supply ensures a reliable energy backup, perfect for high-rise buildings, shopping malls, fire pumps, smoke elimination fans, elevators, and emergency lighting applications. Trust in its versatility and reliability to keep your critical systems running without interruption. EALTS Double Power Automatic Changeover Switch is a reliable and efficient solution crafted with premium materials. Seamlessly transfer power between common and standby sources, ensuring uninterrupted electricity supply during outages Technical data Rated .. voltage Ue: 400VAC Rated current le(A): 125A Insulation voltage Ui: 690VAC Utilization category: AC-31 B Poles : 4P Electrical life: 2000 times. Manual operation: 5000 times. Rated short circuit current la: 50kA Rated impulse withstand voltage: 8kV. Control circuit: Rated control voltage Us: 220VAC/50Hz Normal working conditions:85-110%Us Auxiliary circuit: 2 relays. each with two sets of contact converter contact capacity: 220VAC/50Hz Conversion time of contactor: <50ms Operation conversion time: <50ms Return conversion time: <50ms Power off time: <50ms Standard: IEC609471-6