Spec Sheet

48 / 60 / 80 kW Technical Specifications
GENERATOR SPECIFICATIONS 48 KW 60 / 80 KW
Type Synchronous
Rotor insulation class F H
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 Designed for sensitive electronics
GOVERNOR SPECIFICATIONS
Type Electronic
Frequency regulation Isochronous
Steady state regulation Designed for sensitive electronics
ELECTRICAL SYSTEM
Battery charge alternator 12 volt 30 amp
Static battery charger 2.5 amp
Recommended battery Group 27F, 725CCA
System voltage (battery not
included)
12 volts
GENERATOR FEATURES
Revolving field heavy duty generator
Directly connected to the engine
Operating temperature rise 248 °F (120 °C) above a 104 °F (40 °C) ambient
Class H insulation is NEMA rated
Class F insulation is NEMA rated
All models fully prototype tested
ENCLOSURE FEATURES
Aluminum weather protective
enclosure
Provides 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 48 KW 60 / 80 KW
Make Generac
Type In-line
Cylinders 4
Displacement (L) 4.5
Bore (in / mm) 4.5 / 114.3
Stroke (in / mm) 4.25 / 107.95
Compression ratio 9.9:1 8.85:1
Intake air system
Naturally aspirated Turbocharged and
aftercooled
Lifter type Hydraulic
ENGINE LUBRICATION SYSTEM
Oil pump type Gear
Oil filter type Full flow spin-on cartridge
Crankcase capacity (qt / L) 11.6 / 11
ENGINE COOLING SYSTEM
Type Closed
Water pump Belt driven
Fan speed (rpm) 2,100
Fan diameter (in / cm) 20 / 50.8
Fan mode Pusher
FUEL SYSTEM
Fuel type Natural gas, propane vapor
Fuel shut off solenoid Standard
NG operating fuel pressure 3.514 in water column / 0.873.48 kPa
LP operating fuel pressure 714 in water column / 1.743.48 kPa