Output frequency: 50Hz Output type: Dual Output current: 125 to 1, 600A Output voltage: 440V AC Output power: >500W Input voltage: 440V AC High reliability and safety Service life reaching above 8, 000 times Superior electro-magnetic compatibility CE- and CCC-approved Rated current: 63 to 3, 200A Poles: 3 and 4P Suitable for shift of two-way power, transfer of load equipments and safe isolation Certifications: IEC60947-3 and GB14048.3 standards