... ,residence, street, factory etc.Features:1. Servo Motor and Micro Computer Programed Control technology used2. Wide input voltage3. High efficiency : ≥ 90 ... and long time delay is available for choice.Technology data Model PC-SVC-500VA,PC-SVC-1000VA,,PC-SVC-1500VA,PC ... SVC-3000VA,PC-SVC-5000VA Technology Servo Motor Control+Micro Computer Programed Control Display LED/LCD Input/Output voltage,Load usage ...