PRO-HHD COMMERCIAL DOOR OPENER – ARCHITECTURAL SPECS

Model:

The electric operator will be a Micanan Model PRO-HHD as manufactured by Micanan Systems Inc. Related work- Door preparation, miscellaneous or structural metal work, field electrical wiring, wire, conduit, fuses, and disconnect switches are in the scope of work of other division trades.

Product:

Supply Micanan Model PRO-HHD Industrial duty, belt drive jackshaft with emergency chain hoist operator(s) available in 1/3, 1/2, 3/4, and 1 HP single phase or three phase.

General:

Provide CSA listed, UL 325 2010 tested and approved electric door operator assembly of size and capacity recommended by door manufacturer. External entrapment device monitoring built in to control circuit, complete with solenoid brake, electric motor and factory pre-wired motor controls. Conduit and wiring to motor and accessories required for proper operation by others. Electric Motor:
Motor shall high starting torque, 1725 RPM continuous duty, instant reversible, industrial type, capacitor start (1-phase), protected by automatic
thermal overload device (3-phase) or an external reset overload device (1-phase).

Control Circuit:
24V NEC Class 2 Circuit with a 40VA transformer, 24V fused control circuit to protect against short circuit. Motor Starter, Controls,

Enclosures:

Motor control circuit shall incorporate the SMART 10.0 control logic board or an across the line magnetic reversing starter electrically and mechanically interlocked, motor controls shall be in a Nema-1 enclosure. Controls and control enclosure shall conform to ANSI/NEMA ICS 1, ICS 2, and ICS 6. A Nema-1 3 button control station OPEN/CLOSE/STOP and Micanan compatible monitored photocells shall be provided as standard equipment.

Frame and Reduction:

Primary speed reduction shall be with heavy-duty SL V-belt, second and third stage reduction #41 roller chain and sprockets. Operator shall utilize #50 roller chain and sprockets on final drive. All shafts shall be coated in black oxide for maximum corrosion resistance. Incorporates 3/4″ steel flanged precision bearings on pulley shaft and 1″ cast iron pillow block bearings on both secondary and final drive shafts. All drive sprockets drilled and pinned and set with locktite. Operator shall be capable of driving door at a speed of 8″ – 1 O” per second.

Adjustable clutch:

Operator shall be equipped with an adjustable friction clutch to prevent door and operator damage.

Emergency Operation:

Equipped with a floor level emergency disconnect with electrical cut-out switch and chain hoist for manual operation.

Solenoid Brake:

Equipped with a solenoid brake to stop and hold the door in position. Limit Switches:
Fully adjustable, rotary driven linear type limit switch mechanism shall synchronize the operator with the door. Low friction limit nuts fitted on threaded steel shaft, rotating on oilite self-lubricating bronze bushings. The motor shall be removable without affecting the limit switch settings.

Execution:

Install the motor operator in accordance with Mica nan Systems instruction and standards and in compliance with applicable federal, state or local regulations.

Warranty:

Micanan Systems warrants that its operators shall be free of any defect in materials and workmanship for a period of 2 years.

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