INDUSTRIAL-DUTY TROLLEY OPERATOR FOR STANDARD-LIFT SECTIONAL DOORS
LiftMaster® Commercial Door Operators are engineered, manufactured and tested to provide reliavle service to meet the toughest commercial applications.
Continuous-duty high-starting torque motor with instant reverse and overload protection. Available in 1/3, 1/2, 3/4 and 1 HP; single- or three-phase. Capacitor start on single-phase. Removable without affecting limit switch settings.
QUICK-MOUNT HEADER BRACKET
Includes quick-mount header bracket which provides fast, swing-up installation.
Spring-loaded disconnect for emergency manual operation.
C2 (factory default), B2, D1 and E2 wiring types are available. Failsafe (T,TS and FSTS) wiring can be selected with the additon of a CPS-L, CPS-LN4 or failsafe edge and CPS3 card.
First-stage heavy-duty 5L V-belt; second-stage #41 chain; output on trolley #48 chain on 1/3 and 1/2 HP; #41 chain on 3/4 and 1 HP.
Heavy-duty solenoid-actuated brake is standard on 3/4 and 1 HP units to prevent coasting of door.Optional on 1/3 and 1/2HP units.
Ball bearings on output shaft; heavy-duty, oil-filled bushings on reduction shafts.
Adjustable friction clutch helps protect against major damage to door and operator should the door meet an obstruction.
PUSH BUTTON STATION
3-button station for open/close/stop functions is standard for all operators. Other controls available.
RADIO RECEIVER & EXTERNAL RADIO CONTROL TERMINAL
315MHz radio receiver included as standard on Logic 3.0. Accepts up to 23 Security+.