China Heavy Duty High Speed Rolling Door Opener Rolling Door Opener

HIGH-SPEED ROLLING DOOR OPENER
As a powerful high-speed rolling door opener, it is efficient, durable and safe. Soft starting and stopping function are available. Due to the manual handle operation, you don't need to worry about power failure.
Features:
*Soft starting and stopping functions
*Intelligent thermal protection under 130ºC
*Convenient application: 380V and 220V transducer both available
*High efficient quick electromagnetic brake, self-adjust the brake force according to variable door size
*Manual handle operation in case of power stop
*Precise mechanical limit switch, easy to adjust
*Connection available for safety beam sensor, airwave switch, radar etc.
*Transmission by both driving shaft and chain
*High grade lubricating oil, maintenance free
*Running speed adjustable by the transducer

Technical parameter:

Specification1052.1011052.101S1052.1021052.102SPower supply(V Hz) 230 50 380 50 230 50 380 50 Motor power (W)7501000 2200 3000 Connecting way Y YTransducer power (W) 1500Insulation BMotor Rotational speed(rpm) 1440 Output rotational speed(rpm) 140 192 Output torque (N.m)100 150 200 250 Lifting height(max) (m)7 Barrel diameter(mm)φ25.4mm; φ31.8mm;φ34.8mm;Square meter(max)() 20~30 30~40 30~40 30~40 Thermal protection(ºC) 120 Ambient temperature(ºC)-20~+55