Semi-Electronic Control photo control (photocell)

1, Printed circuit board assembly, and thermal switch assembled with bimetal and ceramic elements, so more steady, enclosure and lens made from polycarbonate, base made from PBT 2, Thermal switch with ambient temperature compensator to illuminate temperature affects 3, Intended to control outdoor lighting fixtures with natural lighting level. Time delayed to eliminate unexpected turning-off by head lights and lightning during night time 4, CdS photocell, 1" deluxe photocell available 5, Various enclosure can be chosen, terminals meeting ANSI C136.10 and UL773 for easier maintenance 6, Rated voltage: 110 - 120V AC / 220 - 240V AC / 208V AC / 277V AC or customer's request Rated freq.: 50/60Hz . Rated loading: 1,800W (tungsten) / 1,000VA (ballasted) Power consumption: <1.5VA On-off level: 10 - 20lux on (dusk); 30 - 60lux off (dawn) or customer's request Ambient temp.: -40 +70° C . Related humidity: 96% 7, Optional built-in MOV: 110J/3,500A (code: 12), 235J/5,000A (code: 15) or 460J/7,500A (code: 23)