1、Widely used in various places where continuous power failure is not allowed. 2、Designed for home rail-type installations and specifically for PZ30 distribution boxes. 3、Automatic transfer switch suitable for emergency power system with AC power of 50 or 60 Hz and rated current of 400V, 60A. 4、Compact structure, reliable transmission, convenient installation and maintenance, long service life. 5、When the normal power supply is abnormal, the backup power supply will work immediately to ensure the continuity, reliability and safety of the power supply. Item Type: Dual Power Automatic Transfer Switch Model: W2R-100 Rated Current Ie: 63A Grade: PC Grade: Can be connected and withstood, without breaking short-circuit current Use Category: AC-33iB Pole: 4P Life: Electrical: 2000 Times; Mechanical: 5000 times Short Circuit Current At Rated Conditions: 50kA SCPD (Fuse): RT16-00-63A Correct Working Conditions: 85% Us-110% Us Auxiliary Circuit: 2 independent relays, each relay includes 2 sets of transformer contacts Contact Capacity: AC220V 50Hz Touch Time: <50ms Operation Transition Time: <50ms Return Time: <50ms Off Time: <50ms 1 x Switch 1 x User Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia