2015 Generac MG150 (6.8L)

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MG150 (6.8L)



Generac’s MPS is an integrated approach to generator paralleling, and is cost competitive with large single gensets and traditional paralleling systems. Advantages are redundancy, flexibility and scalability in a modular type paralleling system.

  • Air Induction System: Naturally Aspirated
  • Alternator: (Standard Model) 390 ; (Poles) 4 ; (Field Type) Revolving ; (Insulation Class - Rotor) H ; (Insulation Class - Stator) H ; (Total Harmonic Distortion) <5% ; (Telephone Interference Factor) <50 ; (Standard Excitation) Brushless ; (Bearings) Sealed Ball ; (Coupling) Flexibile Disc ; (Load Capacity - Standby) 100kW ; (Prototype Short Circuit Test) Yes ; (Voltage Regulator Type) Full Digital ; (# of Sensed Phases) All ; (Steady State Regulation Accuracy) +/- 0.25%
  • Bore x Stroke: 90.17 x 105.92 mm / 3.55 x 4.17 in
  • Compression Ratio: 9:01
  • Connecting Rods: Forged
  • Coolant Heater: 1500W / 120V
  • Cooling System: Pressurized Closed
  • Crankcase: (Capacity) 5.7 L / 6 qts
  • Crankshaft: Steel
  • Cylinder Head: Aluminum
  • Cylinders: 10
  • Displacement: 6.8 L / 414.96 cu.in
  • Electrical System: (System Voltage) 12VDC ; (Battery Charging Alternator) 30 Amps ; (Battery Size @ 0ºC) 525/700/925CCA ; (Battery Group) 24/27/31 ; (Battery Voltage) 12VDC ; (Ground Polarity) Negative
  • Emission: (EPA Compliance) Stationary Emergency
  • Fan: (Type) Pusher ; (Speed - rpm) 2300 ; (Diameter) 558 mm / 22 in
  • Fuel System: (Type) Natural Gas, Propane Vapor ; (Carburetor) Down Draft ; (Standard) Secondary Fuel Regulator, Fuel Shut Off Solenoid ; (Operating Fuel Pressure) 11" - 14" H2O
  • Governor: Electronic ; (Steady State Frequency Regulation) +/- 0.25%
  • Ignition: High Energy
  • Lifter: (Type) Overhead Cam
  • Main Bearings: 7
  • Make: Generac
  • Oil Filter: Full-flow spin-on cartridge
  • Oil Pump: Gear
  • Pistons: Aluminum Alloy
  • Type: V
  • Valves: (Hardened Seats) Yes
  • Valves: (Intake Material) Steel Alloy ; (Exhaust Material) Steel Alloy
  • Water Pump: (Flow) 38 gal/min
  • Alarms - ; Oil Pressure (Pre-programmable Low Pressure Shutdown) ; Coolant Temperature (Pre-programmed High Temp Shutdown) ; Coolant Level (Pre-programmed Low Level Shutdown) Low Fuel Pressure Alarm ; Engine Speed (Pre-programmed Over speed Shutdown) ; Battery Voltage Warning ; Alarms & warnings time and date stamped ; Alarms & warnings for transient and steady state conditions ; Snap shots of key operation parameters during alarms & warnings ; Alarms and warnings spelled out (no alarm codes)
  • Alternator - ; Class H insulation material; 2/3 Pitch; Skewed Stator; Permanent Magnet Excitation; Sealed Bearings; Amortisseur winding; Full load capacity alternator
  • Control Panel - ; Digital G-200 Paralleling Control Panel - Touchscreen ; Programmable Crank Limiter; 7-Day Programmable Exerciser; Special Applications Programmable PLC; RS-232/485; All-Phase Sensing DVR; Full System Status; Low Fuel Pressure Indication; 2-Wire Start Compatible; Power Output (kW); Power Factor; kW Hours, Total & Last Run; Real/Reactive/Apparent Power; All Phase AC Voltage; All Phase Currents; Oil Pressure; Coolant Temperature; Coolant Level ; Engine Speed; Battery Voltage; Frequency; Date/Time Fault History (Event Log); Isochronous Governor Control; Waterproof/sealed Connectors; Audible Alarms and Shutdowns; Not in Auto (Flashing Light); Auto/Off/Manual Switch; E-Stop (Red Mushroom-Type); Customizable Alarms, Warnings, and Events; Modbus protocol; Predictive Maintenance algorithm; Sealed Boards; Password parameter adjustment protection; Single point ground; 15 channel data logging; 0.2 msec high speed data logging; Alarm information automatically comes up on the display
  • Cooling System -; Closed Coolant Recovery System ; UV/Ozone resistant hoses; Factory-installed Radiator; 50/50 Ethylene glycol antifreeze
  • Enclosure - ; Rust-proof fasteners with nylon washers to protect finish; High performance sound-absorbing material; Gasketed doors; Stamped air-intake louvers; Upward pointing radiator discharge hood; Stainless steel lift off door hinges; Stainless steel lockable handles; Rhino Coat™ - Textured polyester powder coat
  • Engine Electrical System - ; Battery charging alternator; Battery Cables; Battery Tray; Solenoid activated starter motor; Rubber-booted engine electrical connections
  • Fuel System - ; Primary and Secondary Fuel Shutoff; Flexible Fuel Line - NPT Connection
  • General - ; Oil Drain; Air Cleaner; Fan Guard; Stainless Steel flexible exhaust connection; Critical Exhaust Silencer; Factory Filled Oil
  • Generator - ; Internal Genset Vibration Isolation ; Separation of circuits - high/low voltage; Separation of circuits - multiple breakers; Wrapped Exhaust Piping (enclosed only); Standard Factory Testing; 2 Year Warranty (Standby rated units); 1 Year Warranty (Prime rated units); Silencer mounted in the discharge hood (enclosed only)
  • Paralelling Controls - ; Auto-synchronization process; Isochronous load sharing; Reverse power protection; Maximum power protection; Electrically operated, mechanically held paralleling switch; Sync check system; Independent on-board paralleling



6.8 L / 414.96 cu.in

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