Liquid Cooled
Gas Engine
Generator Sets
Standby Power Rating
45 kW 60 Hz CA
South Coast Air Quality Management District (SCAQMD)
Emission Certified For Standby Generator Application
Whisper-Test™
Low Speed Exercise
58 dB(A) at 23 feet
GENERAC 2.4L ENGINE
Naturally Aspirated
Gaseous Fueled
UL 2200 Listed
Transfer Switch is sold separately
STANDARD EQUIPMENT
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UV/Ozone resistant hoses
Watertight state of the art electrical connectors
Mainline circuit breaker
Radiator drain extension
Battery charge alternator
2 Amp static battery charger
Battery rack and battery cables
Fan and belt guards
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All input connections in one single area
High coolant temperature shutdown
Low oil pressure shutdown
Low coolant level automatic shutdown
Overspeed automatic shutdown
Crank timer
Exercise timer
Oil drain extension
Cool flow radiator
Closed coolant recovery system
Isochronous governor
Flex fuel line pigtail
FEATURES
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State of the art control system with R-Series digital control panel
Rodent proof construction
High efficiency, low distortion Generac designed alternator
Vibration isolated from mounting base
Matching Generac transfer switches engineered and tested to
work as a system
All components easily accessible for maintenance
Electrostatically applied textured powder paint
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Innovative design and fully prototype tested
UL 2200 Listed
Solid state frequency compensated
voltage regulator
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Dynamic and static battery charger
Sound attenuated acoustically designed enclosure
Whisper-Test™ for low noise level exercise
Acoustically designed engine cooling system
High flow low noise factory engineered exhaust system
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COMMERCIAL SERIES
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COMMERCIAL 45 kW CA
COMMERCIAL SERIES
OPERATING DATA
COMMERCIAL 45 kW CA
45
KW RATING
ENGINE SIZE
2.4 Liter
GENERATOR OUTPUT VOLTAGE/KW - 60Hz
120/208V, 3-phase, 0.8 pf
120/240V, 3-phase, 0.8 pf
KW
45
45
45
AMP
156.3
135.4
67.7
CB Size
175
150
80
277/480V, 3-phase, 0.8 pf
GENERATOR LOCKED ROTOR KVA
AVAILABLE @ VOLTAGE DIP OF 35%
208 3-phase
100
110
480V 3-phase
ENGINE FUEL CONSUMPTION (Natural Gas) (Propane)
Natural Gas
(ft3/hr.)
102
Propane
(gal/hr.)
1.11
2.12
4.07
5.67
cu ft/hr
Exercise cycle
40.4
77.1
148
206.3
286
25% of rated load
50% of rated load
75% of rated load
100% of rated load
194
373
520
720
7.86
ENGINE COOLING
Air flow (inlet air including alternator and combustion air)
System coolant capacity
Heat rejection to coolant
Max. operating air temp. on radiator
Max. ambient temperature
ft3/min.
US gal.
BTU/hr.
°C (°F)
°C (°F)
2,725
3.0
173,000
60 (150)
50 (140)
COMBUSTION AIR REQUIREMENTS
Flow at rated power 60 Hz
cfm
144
SOUND EMISSIONS IN DBA
Exercising at 7 meters
Full load at 7 meters
58
72
EXHAUST
Exhaust flow at rated output 60 Hz
Exhaust temp. at muffler outlet
cfm
°F
429
1150
ENGINE PARAMETERS
Rated synchronous RPM
HP at rated KW
60 Hz
60 Hz
3600
71
POWER ADJUSTMENT FOR AMBIENT CONDITIONS
Temperature Deration
3% for every 10 °C above - °C
1.65% for every 10 °F above - °F
25
77
Altitude Deration
1% for every 100 m above - m
3% for every 1000 ft. above - ft.
183
600
RATING: All single phase units are rated at 1.0 power factor. STANDBY RATING: Standby ratings apply to installations served by a reliable utility source. The standby rating is applicable to
varying loads for the duration of a power outage. There is no overload capability for this rating. Ratings are in accordance with ISO-3046-1. Design and specifications are subject to change
without notice. Maximum wattage and current are subject to and limited by such factors as fuel Btu content, ambient temperature, altitude, engine power and condition, etc.
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INTERCONNECTIONS
COMMERCIAL 45 kW CA
INSTALLATION LAYOUT
COMMERCIAL SERIES
UNIT WEIGHT: Steel 1464 lbs.
®
GENERAC POWER SYSTEMS, INC. • P.O. BOX 297 • WHITEWATER, WI 53190
www.guardiangenerators.com
Bulletin 0174970SBY / Printed in USA 07.07
© 2007 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice.
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