Technical Bulletin (06-28-2012)
Installation and Owner’s Manual –
(Post 2010 UL requirements)
Flyer/Architectural Spec
Fraba Safety Devices Brochure

The Model MH5011 is a 1/2 HP, 115-volt, medium duty jackshaft commercial door operator (for rolling steel curtain doors) with chain hoist and floor level disconnect. Not to exceed 10 cycles per hour, maximum 75 cycles per day.

Ratings

• 115 VAC, Single phase, 1/2 HP
• Maximum duty cycle: 10 cycles per hour, 75 cycles per day
• Maximum door height: 14 feet

Features

• Solid state control circuit 
• Constant pressure required to close if no entrapment devices are installed 
• Solenoid brake standard
• All steel frame
• V-Belt drive from motor to clutch shaft
• Adjustable friction clutch
• Floor level disconnect for manual door operation and chain hoist with interlock
• Manual operation will not affect limit switch settings
• 41B30 door sprocket and #41 drive chain supplied
• Standard door speed is approximately 11 inches per second
• Motor overload protection
• Wired to accept reversing devices
• Internally adjustable limit switches
• 1/2 HP rigid base permanent split capacitor motor
• 24-Volt control circuit with OPEN, CLOSE and STOP 3-button station
• OPEN button (and single button) will automatically override down travel and reverse door to the full open position
• External terminals for single button (residential type) radio control

Common Options

• Linear Photo Beam Kit: HAE00056
• MVP-MR 3-channel open-close-stop modular receiver installed: P/N 2650-159

Warranty

• 2 years