Specifications:Extension Gate Operator JGS-II Series 1.Two types for choice, gear driving and chain driving, to satisfy the requirement of various demands. 2.Special structure motor ,consist of grinding safety clutch,worm wheel and worm reducing organ and manual clutch organ, with characteristics of start stably,heating slowly, safe ,water-proof,avoid exploding . 3. Control box that is controlled by the advanced singlechip CPU ,which is long useful life ,operate in low noise ,easy to fix and operate. - can prevent the transmittes from being copied by rolling code technique ,then higher security. 4. Manually operated in the event of power cut off. Main Technical Parameter: ITEM TYPE JGS-II-A370JGS-II-B370NAME Gear-device extension door motorChain-device extension door motor RATED POWER 370WINPUT POWER 220V±10%,50HzOPERATING SPEED 20m/min18m/minOUTPUT SPEED 46.7r/minOUTPUT MOMENT 18N.MAVAILABLE FREQUENCY 1/2(keep working for 8 min must be disconnected for 24 min)WORKING TEMPERATURE -15 +40 degree centigrade-15 +45 degree centigradeMAXLOAD 600kg600kg