Generac Power Systems MMG120 User manual

Manufactured by Magnum Power Products LLC., a wholly owned subsidiary of Generac Power Systems, Inc.

Phone: 800-926-9768 Fax: 920-361-2214 www.m-p-llc.com Page 1 of 4 4/12

Mobile Generator – MMG120 Specifications

ENGINE

John Deere®PE4045HF285 - turbocharged, diesel engine

oPrime - 144 hp @ 1800 rpm

oStandby - 158 hp @ 1800 rpm

o4 cylinder

o4.5 L displacement

oTier III approved

Steel, single wall fuel tank

o342 gal. capacity

o44 hr. run time – full load

oFuel tank built into skid of generator set

Fuel consumption at prime:

o100% - 7.4 gph (28.0 Lph)

o75% - 5.6 gph (21.2 Lph)

o50% - 3.7 gph (14.0 Lph)

Cooling system capable of operating at 120°F ambient

Low coolant shutdown

Radiator and oil drains plumbed to exterior

Rubber vibration dampers isolate engine/generator from frame

Disposable air filter - paper element

Air filter restriction indicator mounted on control panel

60 Hz engine/generator

Electronic isochronous governing

GENERATOR

Marathon Electric®

oBrushless

o4 pole

oClass H insulation

Voltage regulation +/- 1% with Marathon SE350 Voltage Regulator

SYSTEM OUTPUT

3 selector switch modes:

oSingle phase – 120 / 240V Zig Zag

oThree phase – 120 / 208V Low Wye

oThree phase – 277 / 480V High Wye

91 kW / 91 kVA – standby, single phase

85 kW / 85 kVA – prime, single phase

102 kW / 127 kVA – standby, three phase

93 kW / 116 kVA – prime, three phase

SYSTEM CONTROLS

Microprocessor-based controller

oBacklit, 128x64 pixel resolution display

o-40°F to 185°F operating temperature range

oThermostatically controlled LCD heater

120

MOBILEPOWER

MMG120 Generac Specifications Continued:

Manufactured by Magnum Power Products LLC., a wholly owned subsidiary of Generac Power Systems, Inc.

Phone: 800-926-9768 Fax: 920-361-2214 www.m-p-llc.com Page 2 of 4

4/12

oSix LED indicators w/ lamp test

Alarm / Fault (Red)

Ready / Manual (Red)

Running (Green)

Warning (Yellow)

Ready / Auto (Green)

Supplying Load (Green)

Push buttons for easy operation

oManual or Auto Start

oEngine Start or Stop

oAlarm Cancel & Fault Reset

oScrolling Arrows for Diagnostic Information

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

oAlarm list – warnings / shutdowns are date & time stamped

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

ELECTRICAL CONTROLS

Remote start / stop contacts located next to lug box

Lockable control box door with diagnostics window

Lockable lug box with safety switch

oTrips main breaker when lug door is opened

oDisables voltage regulator

Cable entry guides to the lug box

oRestricts access of foreign objects

Output ground connection lug inside lug box

Convenience receptacles with individual breakers (restricted use in high wye mode)

o(2) 120V 20 Amp GFCI duplex outlets (Nema 5-20R type)

o(3) 125 / 250V 50 Amp, 3 pole, 4 wire twistlock (Non-Nema 6369)

Panel mounted rheostat for voltage adjustment - +/- 10%

1000 CCA wet cell battery

MMG120 Generac Specifications Continued:

Manufactured by Magnum Power Products LLC., a wholly owned subsidiary of Generac Power Systems, Inc.

Phone: 800-926-9768 Fax: 920-361-2214 www.m-p-llc.com Page 3 of 4

4/12

ENCLOSURE

Generac Mobile Power decals

Aluminum, sound attenuated enclosure

oUV & fade resistant, high temperature cured, white polyester powder paint

oInsulated and baffled

o68 dB(A) at 23 feet – prime power

Fully lockable enclosure including doors and fuel fill

Stainless steel hinges on doors

Emergency stop switch located on outside of enclosure

Central lifting point

Multi-lingual operating/safety decals

Document holder with operating manual including AC/DC wiring diagrams

TRAILER

DOT approved tail, side, brake, and directional lights

oRecessed rear lights

Transportation tie downs

Safety chains with spring loaded safety hooks

3” lunette ring hitch

(2) 6000 lb. axles with surge brakes

5000 lb. tongue jack with footplate

7.50x16E-6-W tubeless tires – 10 ply

WEIGHTS & DIMENSIONS

Skid mounted

Dry weight: 5429 lbs (2463 kg)

Operating weight: 7914 lbs (3590 kg)

132 x 50 x 77 in

(3.35 x 1.27 x 1.95 m)

Trailer mounted

Dry weight: 6825 lbs (3096 kg)

Operating weight: 9310 lbs (4223 kg)

210 x 86 x 93 in

(5.33 x 2.18 x 2.36 m)

WARRANTY

Engine and generator covered under OEM warranty – consult factory for details.

CERTIFICATIONS

CSA certified

MMG120 Generac Specifications Continued:

Manufactured by Magnum Power Products LLC., a wholly owned subsidiary of Generac Power Systems, Inc.

Phone: 800-926-9768 Fax: 920-361-2214 www.m-p-llc.com Page 4 of 4

4/12

MMG 120 Options

ENGINE OPTIONS

In-line engine block heater (Kim Hotstart)

Fuel transfer pump

ELECTRICAL CONTROLS OPTIONS

Battery disconnect

Battery charger – 2A trickle

GENERATOR OPTIONS

Super Start Generator - motor starting applications

VOLTAGE OUTPUT OPTIONS

4 position phase switch

Single phase – 120 / 240V Zig Zag

Three phase – 120 / 208V Low Wye

Three phase – 277 / 480V High Wye

Three phase – 120 / 240V Delta

Dedicated voltage configurations

Buck Transformer kit - Provides 120V at GFCI outlets when in 277/480V

Cam locks

SYSTEM CONTROLS OPTIONS

Auxiliary strobe/audible indication for soft & hard alarm conditions

COOLANT OPTIONS

60/40 Coolant - cold weather applications

ENCLOSURE OPTIONS

Fire extinguisher

Interior cabinet light

Control panel light

FUEL TANK OPTIONS

23 hr. double wall fuel tank

120% Containment

TRAILER OPTIONS

Tandem axle trailer w/ electric brakes

6 pin or 7 spade electrical connectors

Spare tire/wheel kit

HITCH OPTIONS

2 5/16” ball

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