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INDUSTRIAL GENERATOR SETS — APPLICATION & INSTALLATION MANUAL — REV. #4 (09/07/07) — PAGE 91
APPENDIX — ENGINE SPECIFICATIONS
TABLE 28. MQ POWER INDUSTRIAL GENERATOR GASEOUS FUEL ENGINE SPECIFICATIONS
GENERATOR MODEL MQP30GM MQP45GM MQP60GM MQP80GM MQP100GM
Diesel Engine Model
General Motors
Vortec 3000
General Motors
Vortec 4300
General Motors
Vortec 5700
General Motors
Vortec 8100
General Motors
Vortec 8100
Engine RPMs 1800
Engine Design 4 Cycle Natural gas, Water cooled
Displacement (liters) 2.4 4.3 5.7 8.1
Number of Cylinders 4
Bore x Stroke (millimeters) 93 x 100 101.6 x 88.4 107.9 x 111
Horsepower @ Rated Speed 50 65 95 150
Governor Type Electronic
Frequency Regulation ± 0.5% Of Mean value for constant loads from no load to full load
Fuel System
Recommended Fuel Type Pipeline Natural Gas or Liquid Propane
Fuel Supply Line Inlet
(Natural gas / Liquid Propane)
3/4" pipe, 1" hose/
1/4" NPT 3/8" hose
Fuel Supply Pressure
(Natural gas / Liquid Propane)
4.0-6.0 in/H
2
O/
250 psi
7.0-11.0 in/H
2
O/
250 psi
Fuel Consumption
Gal/hr at full load
(Nat. gas-cf/hr / Liq. Prop.-gal/hr)
416 / 4.68 552 / 6.03 817 / 8.82 1080 / 11.79 1360 / 14.86
Gal/hr at 3/4 load
(Nat. gas-cf/hr / Liq. Prop.-gal/hr)
312 / 3.51 414 / 4.50 612 / 6.60 810 / 8.73 1020 / 11.13
Gal/hr at 1/2 load
(Nat. gas-cf/hr / Liq. Prop.-gal/hr)
208 / 2.34 276 / 3.00 408 / 4.40 540 / 5.82 680 / 7.42
Gal/hr at 1/4 load
(Nat. gas-cf/hr / Liq. Prop.-gal/hr)
104 / 1.17 138 / 1.50 204 / 2.20 270 / 2.91 340 / 3.74
Engine Electrical System
Battery Voltage 24VDC
Battery Type Maintenance Free
Battery Cold Cranking Amps (ea.battery) 800
Starting System GM/Delco Negative gnd
Belt-Driven Battery Charging Alternator Remy 70A
Engine Exhaust System
Exhaust Flow at Rated kW (cfm) 246 341 479 645 620
Exhaust Temperature at Rated Output (°F) 1292 1300 1250
Maximum Allowable Backpressure (in/wc) 50 41
Heat Rejection to Exhaust (btu/min) 3285 4469 5669 8428 10630
Engine Lubrication System
Type Of System Rotor on Crank
Total Oil Capacity with Filter (gal) 1.4 1.3 1.6 2.2
Oil Filter Design Full Flow, bypass if plugged
Oil Pressure at Rated Speed/Temp (psi) 16 40 - 45 40 - 60
Engine Cooling System
Standard Radiator Design Standard Horizontal Discharge
Ambient Temperature Rating (F°) 113 122
Coolant Capacity - engine only (gal) 1.0 4.5 6.5
Coolant Flow (gal/min) 15.25 32.6 37
Radiator Cooling Air (cfm) 3200 3870 5700 9300
Heat Rejection to Coolant (btu/min) 1800 2182 3120 3540 4390