2905 Silver Service® Draw Machines (ADC)

Features

GROOVED CABLE DRUM:

Assures positive drive without cable slippage. Aluminum construction 8″ diameter x 12″ long. Coated wire-center cable must be used. Drum must be at least 14′ from track live-end pulley, or last pulley in system to allow cable to wind properly on drum.

CABLE TENSION DEVICE:

Automatically helps eliminate cable slack. Also helps retain cable within grooves of drum.

EMERGENCY HAND CRANK:

Facilitates hand operation of curtain in case of mechanical or power failure.

CONTROL SWITCHES:

Three-button type and marked Open, Close and Stop. No limit to number of control stations that can be used. Two supplied with each machine, one built on the machine and one to use as a remote control station.

ROTARY LIMIT SWITCHES:

Allow for user definable preset stops for the “Full Close” and “Full Open” pre-set positions.

MAGNETIC CONTROL:

Provides Start/Stop/Reverse control of the machine. Compatible with most automation systems. LVCS Low Voltage Control 24 VAC standard.

DISCONNECT SWITCH:

Toggle switch which removes power to machine’s internal circuitry.

Power will still be active at the machine terminal strip and on one side of the disconnect switch. To completely remove power from the machine for servicing, power must be shut off at its source and locked out according to OSHA regulation

OVERLOAD PROTECTIVE BREAKER:

Automatic type helps protect machine, track and curtain against effects of accidental overload. Must be manually reset.

THERMAL OVERLOAD:

Built into some motors to help prevent possible damage to the motor due to overheating (furnished on some single phase motors only).

SAFETY RELAY:

Prevents single phase motor from continuing to run in the same direction when a push-button is pressed at the same instant the limit switch is tripped.