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22 • 27 • 36 • 48 kW application & engineering data
GENERATOR SPECIFICATIONS
Type Synchronous
Rotor Insulation Class
H (22 & 27 kW) or
F (36 & 48 kW)
Stator Insulation Class H
Telephone Interference Factor (TIF) <50
Alternator Output Leads 1-Phase 4 wire
Alternator Output Leads 3-Phase 6 wire
Bearings Sealed Ball
Coupling Flexible Disc
Excitation System Direct
VOLTAGE REGULATION
Type Electronic
Sensing Single Phase
Regulation ± 1%
GOVERNOR SPECIFICATIONS
Type Electronic
Frequency Regulation Isochronous
Steady State Regulation ± 0.25%
ELECTRICAL SYSTEM
Battery Charge Alternator 12 Volt 30 Amp
Static Battery Charger 2 Amp
Recommended Battery
Group 26 (22, 27 & 36 kW)
or Group 24F (48 kW), 525CCA
System Voltage 12 Volts
GENERATOR FEATURES
Revolving field heavy duty generator
Directly connected to the engine
Operating temperature rise 120 °C above a 40 °C ambient
Class H insulation is rated at 150 °C rise at 25 °C ambient
Class F insulation is rated at 145 °C rise at 25 °C ambient
All models fully prototyped tested
ENCLOSURE FEATURES
Aluminum weather
protective enclosure
Ensures protection against mother nature.
Electrostatically applied textured epoxy paint for added
durability.
Enclosed critical grade
muffler
Quiet, critical grade muffler is mounted inside the unit
to prevent injuries.
Small, compact, attractive Makes for an easy, eye appealing installation.
SAE Sound attenuated enclosure ensures quiet operation.
ENGINE SPECIFICATIONS: 22, 27 & 36kW
Make Generac
Model In-line
Cylinders 4
Displacement (Liters) 2.4
Bore (in/mm) 3.41/86.5
Stroke (in/mm) 3.94/100
Compression Ratio 9.5:1
Intake Air System
Naturally Aspirated (22 & 27 kW) or
Turbocharged/Aftercooled (36 kW)
Lifter Type Hydraulic
ENGINE SPECIFICATIONS: 48kW
Make Generac
Model V-Type
Cylinders 8
Displacement (Liters) 5.4
Bore (in/mm) 3.55/90.2
Stroke (in/mm) 4.17/105.9
Compression Ratio 9:1
Intake Air System Naturally Aspirated
Lifter Type Hydraulic
ENGINE LUBRICATION SYSTEM
Oil Pump Type Gear
Oil Filter Type Full flow spin-on cartridge
Crankcase Capacity (quarts/liters)
4/3.8 (22, 27 & 36 kW) or
6/5.7 (48 kW)
ENGINE COOLING SYSTEM
Type Closed
Water Pump Belt driven
Fan Speed (rpm)
1980 - 22 & 27 kW
1500 - 36 kW
1954 - 48 kW
Fan Diameter (in/mm)
18.1/459.7 (22 & 27 kW) or
22/558.8 (36 & 48 kW)
Fan Mode
Pusher (22 & 27 kW) or
Puller (36 & 48 kW)
FUEL SYSTEM
Fuel Type Natural gas, propane vapor
Carburetor Down Draft
Secondary Fuel Regulator Standard
Fuel Shut Off Solenoid Standard
Operating Fuel Pressure 5” - 14” H
2
O
(All ratings in accordance with BS5514, ISO3046, ISO8528, SAE J1349 and DIN6271)
Quietsource
®
Series