door operator Rang of the Door Single-leaf Double-leaf Door leaf max weight 120kg 120kgX2 Power Supply AC 80v-260v, 50-60 Hz Opening Speed 100-700mm/s (adjustable) Closing Speed 100-500mm/s (adjustable) Creep speed 30-100mm/s (adjustable) Hold-open time 0-9s (adjustable) Hold-Close Force 70N<f<220N Manual Pushing Force <100N Power consumption 60W-180W ambient temperature -20-+50 C Wide voltage range(AC80-260v),low power consumption when at work(180W), energy saving when at leisure(3w). Intelligent design, easy to install and adjust. Digital programs, running parameters can be revised easily. Specially designed noise-reduction track rail produces less noise, ensures the rollers to run smoothly. Advanced brushless DC motor and the geared worm are integrated together, which has advantages such as higher efficiency, larger torque and longer life span, no need for mechanical lock. Different triggering modes are available. The motor can lock automatically if there is no triggering signal. The powerful closing force keeps the door shut fast. (with power on) Diameters required. Different surface paintings are optional. Circular doors can be made availble by asseblying two similar ones. Accessories are free for initial customers. 1 millions times of tests passed. PAD2007 automatic curved sliding door operator & automatic door operator