MGG450 Gaseous Generator
Advanced Technology for Extreme Situations
The MGG450 from Generac Mobile Products provides 450 kVA of power, is parallel/load-share ready and automatically adapts to LP, NG or Wellhead Gas. Designed for optimum performance in extreme environments, this mobile gaseous generator has a Prime Rated 21.9L Generac Engine with an advanced fuel control system, a 1500-hour service interval and knock sensors on each cylinder to protect the engine.
Features & Benefits
TOTAL CONTROL
- Variable pitch fan to auto adjust for cooling and heating needs
- Automatically adapts to LP, NG or Wellhead Fuel
- Advanced fuel control system minimizes derate for fuel
- Engine protection (knock sensing on each cylinder)
COST EFFECTIVE
- 1500-hour service interval
- Parallel/Load Share-Ready
- Light weight and new trailer design for easier towing
- Easy service access
- Natural gas and wellhead gas provide most cost-effective fuel source availiable
DURABLE & EFFICIENT
- 450 kVA; Best in class kW/L (true 300 kWe COP)
- Prime Rated 21.9L Generac Engine
- Cold weather package designed for start in extreme cold situations
- UL2200 and CSA22.2 rated
- EPA Certified
- 49-state Emissions Compliant
Additional information
| ENGINE | Dual-stage air cleaner Stainless steel flexible exhaust connection Factory filled oil and coolant In-line engine block heater Disposable air filter – paper element Air filter restriction indicator |
|---|---|
| Engine Electronics | Heavy duty battery charging alternator Battery cables Battery tray Rubber-booted engine electrical connections Solenoid activated starter motor |
| Fuel System | Automatic changeover NG/LP Dual fuel shutoff solenoid Fuel line NPT connection Dual-stage scrubber |
| Ignition System | Cylinder-specific knock-detection sensors Automatic spark duration/intensity adjustment Automatic ignition timing adjustment |
| Cooling System | Capable of operating at 219 °F (104 °C) ambient Exterior coolant drain Closed coolant recovery system UV/ozone resistant hoses 50/50 ethylene glycol antifreeze Radiator drain extension |
| Lubrication System | Exterior coolant drain Oil drain extension Full-flow gear pump Oil by-pass additional filtration system Oil mack-up system with floating valve ï 125% fluid containment pan |
| GENERATOR | Heavy duty vibration isolation Fork pockets Push/pull drag skid capable End-mounted all-in-one generator control panel Motorized circuit breaker for parallel running ï Wrapped exhaust piping ï Silencer mounted in discharge section |
| Alternator | 2/3 pitch Skewed stator Permanent magnet excitation Sealed bearings Amortisseur winding Full load capacity alternator |
| ELECTRICAL CONTROLS | Remote start/stop contacts in receptacle box Lockable control box door with diagnostics window Lockable lug box with safety switch • Trips main breaker when door is opened • Disables voltage regulator ï Output ground connection lug inside lug box |
| ENCLOSURE | Fully lockable – including doors Stainless steel hinges, door latches, and exterior hardware Exterior emergency stop switch Central lifting point Multi-lingual operating and safety decals Document holder with owner’s manual – includes AC and DC wiring diagrams Integrated single point lift structure; fork pockets in frame 4-point standard lifting Push-pull-drag points at all 4 corners |
| TRAILER | Three 7000 lb (3175 kg) axle(s) Electric brakes 3 in (76.2 mm) Lunette ring hitch Transportation tie downs Safety chains with spring loaded safety hooks Top wind jack with footplate – 12,000 lb (5443 kg) Tires: St225/75D15d Max tire pressure – Psi: 105 DOT approved tail, side, brake, and directional lights; recessed rear lights Illuminated license plate holder Rear stabilizer jacks NATM compliant |
| Display | Push buttons for easy operation Manual or auto start Engine start Engine stop/reset Alarm mute Circuit breaker operation History Manual or auto pushbutton start Backlit, 320×240 pixel resolution color display Automatic synchronizing and power control Voltage and PF control (AVR) Baseload, Import/Export, TempByPower PLC programmable functions Peak Shaving Operator screens: Home, Engine, Generator, Voltage Adjust Engine diagnostic information: • Oil pressure • Coolant temperature • Battery • After-treatment inlet/outlet temperature Generator diagnostic information: • System kW output display • Line output and frequency display Alarm types: Warning, Shutdown, Electrical Trip, Engine Alarm list – warnings and shutdowns; event history log with date and time stamp • Low fuel pressure • Engine overspeed • Low oil pressure • High coolant temperature • Coolant level • Battery over/under voltage • Generator over/under voltage • Generator over/under frequency • Systems protections • Emergency stop Inputs/outputs Hour Meter Auto-schedule View controller configuration, firmware version, and |
| Program Functions | 2x RS232/RS485 Interface Modbus® Protocol Support; Analog/GSM/ISDN/CDMA Modem Communication Support Event-Based History (Up to 1000 records) with CustomerSelectable List of Stored Values; RTC; Statistical Values USB 2.0 Slave Interface |
| Full System Status Display | Generator measurement: u, i, hz, kw, kvar, kva, pf, kwh, kvahr Fuel selection Bus Synchronization ï Statistics ï Power management ï Analog inputs ï Knock detection ï Ignition voltage Ignition information Main measurement: u, i, hz, kw, kvar, pf Engine coolant temperature and protection Coolant level Engine oil pressure and protection |
| Key Load Share Features | Up to 32 additional gensets Digital inter-genset communication via can bus Non-MMG450 controller communication via analog bridge Sequential set start Manual voltage/frequency adjustment Generator load demand Automatic hour run balancing Dead bus sensing Bus failure detection |
