More Information

Manuals

ALWAYS check for updated parts information before placing a parts order.

Tech. Specs.

Literature / Sales

MMG425 Mobile Generator

Momentous 3-Phase Power

The MMG425 diesel generator provides everything you need in a mobile or skid generator. From battery charger to liquid containment, its here!

Features

Tough

Sound attenuated aluminum enclosure in white powder coat textured finish
Industry powder coated black textured finish steel skid frame and trailer
Heavy duty stainless steel exterior hardware, latches and handles
120% full liquid containment
23 hour fuel supply
2 Rear stabilizing jacks
Triple axle trailer with electric brakes

Reliable

Voltage regulation within +/- 1% with generator speed controlled by electronic governor
Minimum 23 hour full load run time
Air filter condition indicator on control panel
2 year - 2,000 hour warranty
Buck Transformer
Battery disconnect (lockable)
In line block heater
Low coolant shutdown

Microprocessor Controlled for Safety

Advanced backlit Magnum Digital Controller (MDC)
Push button and easy to use
Fuel level monitoring
Overspeed protection
Oil pressure monitoring
Coolant temp monitoring
Battery voltage monitoring
Generator voltage monitoring
Generator frequency monitoring

Easy to Use

Two position, voltage link board
Lugs and lug box safety switch with cable entry box guards preventing foreign objects access
Multiple convenience outlets with individual breakers
Red emergency stop switch located on outside of enclosure
External, lockable fuel fill cap for no internal spills
Remote starting capabilities
Stop/Start contacts located on terminal strip
Detachable generator-set with fuel tank integrated for skid or trailer mounted

Warranty Responsibility: It is the responsibility and obligation of the purchaser to thoroughly read and understand the Magnum warranty prior to purchasing equipment. Failure to read and comprehend the warranty policy does not expose Magnum to any liabilities over and above the stated warranty bond. If you have any questions or need clarification of warranty details please contact warranty@m-p-llc.com or call technical support at 800.926.9768.

Specifications

Output

3 Phase - Standby kW (kVA)	371 (464)
Amps 480V (208V)	558 (1288)
3 Phase - Prime kW (kVA)	340 (425)
Amps 480V (208V)	511 (1180)
1 Phase - Standby kW (kVA)	N/A
Amps 240V	N/A
1 Phase - Prime kW (kVA)	N/A
Amps 240V	N/A
AC Voltage 1-phase	N/A
AC Voltage 3-phase	208, 480
Frequency Hz	60
Power Factor	.8 (3 Phase)
Generator - Brand / Type / Insulation	Marathon / Brushless / H
Sound (dB(A) 23 ft @ prime)	68

Size and Weight

Skid Mounted - L x W x H in (m)	175 x 60 x 96 (4.45 x 1.52 x 2.44)
Dry Weight lbs (kg)	12105 (5491)
Operating Weight lbs (kg)	17064 (7740)
Trailer Mounted - L x W x H in (m)	250 x 102 x 116 (6.35 x 2.59 x 2.95)
Dry Weight lbs (kg)	15355 (6965)
Operating Weight lbs (kg)	20314 (9214)

Engine

Type	Flex Engine
Brand	John Deere
Aspiration	Turbo
Power - Prime @ 1800 rpm hp (kWm)	512 (382)
Displacement cubic in (L)	763 (12.5)
Cylinders	6
Speed rpm	1800
Fuel Consumption - Prime gph (Lph)	25.2 (95.4)

Capacities

Fuel Tank gal (L)	616 (2332)
Approximate Run Time hrs	23
Coolant qt (L)	97.0 (91.8)

Electrical Distribution

Battery - 12V	2 - 12V / 1000 CCA Wet Cell
Main Circuit Breaker Size A	1600
Voltage Selection	Link / Reconnect Board
Voltage Regulation	+/-1%
120V - 20A GFI Duplex Outlets - qty	2
240V - 30A Twist Lock Outlets - qty	N/A
240V - 50A Twist Lock Outlets - qty	3

Trailer

Number of Axles	3
Capacity - Axle Rating lbs (kg)	8000 (3629)
Tire Size in	17.5
Brakes	Electric
Hitch	3" Ring
Maximum Tire Pressure psi	125

Options

Powertrain (Engine/Gen)	• 60/40 Coolant • Super Start Generator • PMG Generator • Fuel Transfer Pump
Controls	• Cam Locks • Analog Gauges
Cabinet/Fuel Tank	• 36 hr Fuel Tank • Double Wall Standard Fuel Tank • Interior Cabinet Light • Control Panel Light • Auxiliary Strobe/Audible Indication • Fire Extinguisher
Trailer	• Spare Tire/Wheel Kit