Generac QT 5.4L - Manual (Page 10)

SPECIFICATIONS
GENERATOR
Type ............................................................................. Synchronous
Rotor Insulation ................................................................... Class H
Stator Insulation .................................................................. Class H
Total Harmonic Distortion ......................................................< 3.5%
Telephone Interference Factor (TIF) ..........................................< 50
Alternator Output Leads 3-phase ........................................... 6-wire
Bearings .........................................................................Sealed Ball
Coupling .......................................................................Flexible Disc
Load Capacity (Standby Rating) ..........................................100kW*
*
NOTE: Generator rating and performance in accordance with ISO8528-5, BS5514, SAE J1349,
ISO3046 and DIN 6271 Standards. KW rating is based on LPG fuel and may derate with natural
gas.
Excitation System ............................................................. Brushless
Generator Output Voltage/kW - 60 Hz
kW Amp CB Size
120/240V, 1-phase, 1.0 pf 100 417 500
120/208V, 3-phase, 0.8 pf 100 347 400
277/480V, 3-phase, 0.8 pf 100 150 200
Generator Locked Rotor KVA Available @ Voltage Dip of 35%
Single-phase or 208 3-phase ........................................... 190 KVA
480V, 3-phase .................................................................. 225 KVA
ENGINE
Make ................................................................................... Generac
Model ...................................................................................... V-type
Cylinders and Arrangement ............................................................ 8
Displacement ....................................................................... 5.4 Liter
Bore ...................................................................................... 3.55 in.
Stroke ................................................................................... 4.17 in.
Compression Ratio ..................................................................9-to-1
Air Intake System ...............................................Naturally Aspirated
Valve Seats ....................................................................... Hardened
Lifter Type .......................................................................... Hydraulic
Engine Parameters
Rated Synchronous RPM ..............................................60 Hz, 3600
HP at rated kW ................................................................60 Hz, 175
Exhaust System
Exhaust Flow at Rated Output 60 Hz .................................. 953 cfm
Exhaust Temperature at Rated Output ................................ 1000° F
Combustion Air Requirements (Natural Gas)
Flow at rated power, 60 Hz ................................................. 325 cfm
Governor
Type .................................................................................. Electronic
Frequency Regulation ...................................................Isochronous
Steady State Regulation ........................................................± 1/2%
Adjustments:
Speed ............................................................................ Selectable
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Engine Lubrication System
Type of Oil Pump ...................................................................... Gear
Oil Filter .............................................................Full Flow, Cartridge
Crankcase Oil Capacity ....................................................5 U.S. qts.
COOLING SYSTEM
Type ....................................................................................... Closed
Water Pump .................................................................... Belt Driven
Fan Speed ................................................................................ 1700
Fan Diameter .....................................................................26 inches
Fan Mode ................................................................................ Puller
Air Flow (inlet air including alternator and
combustion air) ........................................................... 4800 ft
3 /min.
Coolant Capacity ........................................................ (4.0 U.S. gal.)
Heat Rejection to Coolant ..........................................376,000 Btu/h
Maximum Operating Air Temp. on Radiator ..............60° C (150° F)
Maximum Ambient Temperature ................................50° C (140° F)
FUEL SYSTEM
Type of Fuel ...................................................................Natural Gas
Carburetor ...................................................................... Down Draft
Secondary Fuel Regulator .................................................Standard
Fuel Shut-off Solenoid ........................................................Standard
Operating Fuel Pressure .................... 11 in. - 14 in. Water Column
Fuel Consumption - ft 3 /hr (Natural Gas/LPV)
Exercise 25% 50% 75% 100%
Cycle Load Load Load Load
140/56 371/149 713/287 994/400 1374/553
* Engine is not field convertible between natural gas and propane. Jet size and ignition timing are
factory set for the specific fuel.
ELECTRICAL SYSTEM
Battery Charge Alternator ............................................12V, 30 Amp
Static Battery Charger ....................................................12V, 2 Amp
Recommended Battery ................................................ 24F 525CCA
System Voltage .....................................................................12 Volts
Voltage Regulator
Type ................................................................................. Full Digital
Sensing ................................................................................ 3-phase
Regulation .............................................................................± 1/4%
Features ............................................ Built into H-100 Control Panel
V/F Adjustable, Adjustable
Voltage and Gain
Power Adjustment for Ambient Conditions
Temperature Deration
3% for every 10° C above °C ..................................................... 25
1.65% for every 10° above °F .................................................... 77
Altitude Deration
1% for every 100 m above m ................................................... 183
3% for every 1000 ft. above ft. ................................................. 600
Controller .............................................. H-panel
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6-1
Standby Generator Sets
Specifications
GenSpec007 Rev. C 11/05