Powermaster CH Operator
|
Wiring Diagrams
|
 |
Model "CH” V-Belt Carwash Hoist
PowerMaster Model “CH” operators are designed for Carwash type applications on Sectional Doors with High Lift or Vertical Lift and Rolling Service Doors and Grilles.
Supply PowerMaster model "CH" Industrial Duty Hoist
operator for Carwash type applications on Sectional Doors
and Rolling Service Doors and Grilles. Primary reduction shall be by heavy duty V-Belt Drive.
Secondary reduction shall be a chain and sprocket
arrangement. Reduction stages shall be arranged so that
mechanism is self locking when torque is applied at output
shaft. All reduction shafts shall be a minimum of 1" in
diameter, supported by bronze oilite bearings. Operator
shall provide an adjustable torque limiting clutch.
Motor shall be of the high starting torque, totally enclosed
fan cooled continuous duty industrial type, protected from
overload by a current sensing or thermal type overload
device. Motor controller shall be a heavy duty, full voltage,
across the line, magnetic reversing contactor, that is
mechanically and electrically interlocked. Electrical
components shall be installed in a NEMA 4 enclosure
integral to the operator.
 Installation Manual
Spec Sheet |
A transformer shall be provided to
reduce control voltage to 24 VAC. Separate terminal strips
shall be provided for connection of power supply line and all
control devices. Operator shall be wired for an
open/close/stop control station. Control circuit shall provide
instant reverse motor wiring on 1Ø operators. Positive
chain driven, rotary type limit switches shall be provided to
limit full open and close travel of door. Limit switch
adjustment shall not be affected by removal of motor or by
manual operation of door. A floor level manual hoist chain
shall be provided for emergency operation of door. An
electrical interlock switch shall be provided to disable
control circuit while manual hoist chain is engaged. Final
drive chain shall be a #50 or larger roller chain. Operator
shall be capable of right or left hand mounting in either a
vertical or horizontal position.
Electrical Specifications:
- High Starting Torque TEFC Motor with Full Overload Protection Removable without Affecting Limit Switch Setting
- Solid State Circuitry with Power and Program Feedback LED’s
- On Board Open/Close/Stop buttons for service and adjustments
- Terminals labeled and grouped by function
- Auto-Detect monitored photo beam for simplified installation
- Selectable Operating modes B2, C2, D1, E2, T, TS
- Field adjustable built in functions including: timer to close, mid-stop, delay on reverse, lock bar sensing, maximum run time, etc.
Mechanical Specifications:
- For Use in Carwash Applications on Standard Lift Sectional Doors, Rolling Service Doors & Grilles
- Heavy Duty V-Belt and Chain Reduction, Mechanically Self Locking
- Heavy Duty #50Corrosion Resistant Roller Chain & drive sprocket Included
- Adjustable Torque Limiting Clutch
- Floor Level Disconnect w/Chain Hoist Assembly & Electrical Interlock (For Manual Operation)
- Baked on Grey Powder Coat finish
|
