Supply Model SG Slide Gate
Operator, as recommended for cantilever, rolling, or overhead sliding
gates. Operator to have oilbath type, worm gear reducer. Final
reduction and drive chain to be #50 or larger roller chain. Output
shafts minimum 1" diameter, supported by sealed rolller bearings.
Provide adjustable torque limiting clutch and solenoid operated brake.
Mechanical disconnect by means of lockable handle to allow manual
operation. Adjustable limit switches of the positive chain driven
type. A spring set, solenoid released, double shoe brake shall be
provided to prevent gate from coasting.
Motor to be high starting
torque, industrial type, removable without affecting limit switch
settings, and shall incorporate thermal overload protection. The motor
controller shall be a full voltage, across-the-line, mechanically
interlocked reversing contactor.
The Control circuit shall be
24 VAC and shall include a maximum run timer to limit run time to 90
seconds or less, a 1.5 second delay on reverse to reduce shock loads
on gate and provisions for all types of obstruction sensing devices. A
clearly marked, thermal strip shall be provided for all field
connections. The control shall have provisions for connecting; 3
button stations, single button stations, radio controls, loop
detectors and automatic closing timer without additional changes.
The operator must be field
convertible from right hand to left hand and for use as a single,
master or slave without additional parts or modifications. An on/off
switch will be provided to disconnect power at electrical enclosure.
The operator stand shall be heavy gauge steel, primed and painted to
resist corrosion with provisions for mounting to concrete pad.
The weather proof cover
shall have a lockable hinged cover for access to control equipment.