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MMG320 Generac Specifications Continued:
Six LED indicators w/ lamp test
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Push buttons for easy operation
Manual or Auto Start
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Engine Start or Stop
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Alarm Cancel & Fault Reset
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Scrolling Arrows for Diagnostic Information
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Alarm list – warnings / shutdowns are date & time stamped
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ELECTRICAL CONTROLS
Remote start / stop contacts located next to lug box
Lockable control box door with diagnostics window
Lockable lug box with safety switch
Trips main breaker when lug door is opened
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Disables voltage regulator
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Cable entry guides to the lug box
Restricts access of foreign objects
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Output ground connection lug inside lug box
1200A main breaker with shunt trip
Convenience receptacles with individual breakers (restricted use in high wye mode)
(2) 120V 20 Amp GFCI duplex outlets (Nema 5-20R type)
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(3) 125 / 250V 50 Amp, 3 pole, 4 wire twistlock (Non-Nema 6369)
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Buck Transformer kit – Provides 120V at GFCI outlets when in 277/480V
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Panel mounted rheostat for voltage adjustment - +/- 10%
Manufactured by Magnum Power Products LLC., a wholly owned subsidiary of Generac Power Systems, Inc.
Alarm / Fault (Red)
Ready / Manual (Red)
Running (Green)
Warning (Yellow)
Ready / Auto (Green)
Supplying Load (Green)
System kW output display
Line output & frequency display
Engine diagnostic display
Oil pressure
Engine temperature
Fuel level
Battery
System hours
Running hours
kW hours
Time to service
Fuel level: warning – 15%; shutdown – 5%
Overspeed protection: shutdown – 115%
Oil pressure: warning – 25 psi; shutdown – 20 psi
Coolant temperature: warning – 220°F; shutdown – 230°F
Battery voltage: over – 15VDC; under – 11VDC
Generator over voltage: warning – 110%; shutdown – 111%
Generator under voltage: warning – 87%; shutdown – 86%
Generator over frequency: warning – 105%; shutdown – 110%
Generator under frequency: warning – 95%; shutdown – 90%
Over current shutdown
Phone: 800-926-9768 Fax: 920-361-2214 www.m-p-llc.com
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