Standby Power Rating

45 kW 60 Hz CA

Liquid Cooled

Gas Engine

Generator Sets

South Coast Air Quality Management District (SCAQMD)

Emission Certifi ed For Standby Generator Application

Model Number: 5340 (Steel - Tan)

Whisper-Test™

Low Speed Exercise

61 dB(A) at 23 feet

GENERAC 2.4L ENGINE

Naturally Aspirated

Gaseous Fueled

UL 2200 Listed

Transfer Switch is sold separately

STANDARD EQUIPMENT

• All input connections in one single area

• High coolant temperature shutdown

• Low oil pressure shutdown

• Low coolant level automatic shutdown

• Overspeed automatic shutdown

• Watertight state of the art electrical connectors

• Radiator drain extension

• Battery charge alternator

• 2 Amp static battery charger

• Battery rack and battery cables

• Fan and belt guards

• Flex fuel line pigtail

• Emission certified in standby application (200 hrs/yr) • Closed coolant recovery system

• UV/Ozone resistant hoses

FEATURES

• Innovative design and fully prototype tested

• Solid state frequency compensated voltage regulator

• Dynamic and static battery charger

• Sound attenuated acoustically designed enclosure

• Whisper-Test™ for low noise level exercise

• High flow low noise factory engineered exhaust system

• State of the art control system with R-Series digital control panel

• 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

• Acoustically designed engine cooling system

• Exhaust catalyst and air/fuel ratio controller

APPLICATION

& ENGINEERING DATA

STANDBY 45 kW CA

GENERATOR SPECIFICATIONS ENGINE SPECIFICATIONS

TYPE ...........................................................................................................Synchronous

ROTOR INSULATION .......................................................................................... Class H

STATOR INSULATION ......................................................................................... Class H

TOTAL HARMONIC DISTORTION ........................................................................... <5%

TELEPHONE INTERFERENCE FACTOR (TIF) ........................................................<50

ALTERNATOR OUTPUT LEADS 3 PHASE ........................................................... 4 wire

BEARINGS .................................................................................................... Sealed Ball

COUPLING .................................................................................................. Flexible Disc

LOAD CAPACITY (STANDBY RATING) ................................................................ 45 kW

EXCITATION SYSTEM ........................................................................................... Direct

MAKE ................................................................................................................ Generac

MODEL ................................................................................................................. Inline 4

CYLINDERS ...................................................................................................................4

DISPLACEMENT .............................................................................. 2.4 Liter, 146 cu. in.

BORE ........................................................................................................................3.41

STROKE ....................................................................................................................3.94

COMPRESSION RATIO ...........................................................................................8.5:1

INTAKE AIR SYSTEM ....................................................................... Naturally Aspirated

VALVE SEATS .......................................................................................Precision ground

LIFTER TYPE ....................................................... Overhead Valve Push Rod, Hydraulic

NOTE: Generator rating and performance in accordance with

ISO8528-5, BS5514, SAE J1349, ISO3046, and DIN6271 standards.

GOVERNOR SPECIFICATIONS

TYPE ................................................................................................................Electronic

FREQUENCY REGULATION ....................................................................... Isochronous

STEADY STATE REGULATION .......................................................................... ± 0.25%

VOLTAGE REGULATOR

TYPE ................................................................................................................Electronic

SENSING ................................................................................................... Single Phase

REGULATION .......................................................................................................... ± 1%

FEATURES ............................................................................................... V/F Adjustable

Adjustable Voltage and Gain

ENGINE LUBRICATION SYSTEM

OIL PUMP ................................................................................................................Gear

OIL FILTER ............................................................................. Full flow spin-on cartridge

CRANKCASE CAPACITY ...................................................................................4 Quarts

GENERATOR FEATURES

Revolving field heavy duty generator

Directly connected to the engine

Operating temperature rise 120 °C above a 40 °C ambient

Insulation is Class H rated at 150 °C rise

All models are fully prototyped tested

ENGINE COOLING SYSTEM

TYPE ................................................................................................ Pressurized Closed

WATER PUMP .................................................................................................Belt driven

FAN SPEED .............................................................................................................2060

FAN DIAMETER ............................................................................................... 22 inches

FAN MODE ........................................................................................................... Pusher

CONTROL PANEL FEATURES

SEVEN LED INDICATOR LIGHTS ADDITIONAL FUNCTIONS

• System ready • Utility sensing

• Low fuel pressure

• Low battery

• Low oil pressure

• Delay on utility failure for engine start

• Engine warm-up before transfer

• Delay to retransfer to utility

• High coolant temp/low coolant temp • Engine cooldown timer

• Overspeed • Exerciser not set

Overcrank

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” H2O

INTERNAL FUNCTIONS:

• 3 position switch (auto, off and manual)

• 2 wire start for any transfer switch

• Communicates with the Generac RTS transfer switch

• Built-in 7 day exerciser

• Selectable engine speed at exercise

• Governor controller is built into the master control board

• Temperature range -40 ° C to 70 °C

ELECTRICAL SYSTEM

BATTERY CHARGE ALTERNATOR .............................................................12V 30 Amp

STATIC BATTERY CHARGER .............................................................................. 2 Amp

RECOMMENDED BATTERY ...........................................................Group 26, 525 CCA

SYSTEM VOLTAGE ............................................................................................. 12 Volts

Rating definitions - Standby: Applicable for supplying emergency power for the duration of the utility power outage. No overload capability is available for this rating. (All ratings in accordance with

BS5514, ISO3046 and DIN6271). (All ratings in accordance with BS5514, ISO3046, ISO8528 and DIN6271).

STANDBY 45 kW CA

OPERATING DATA

KW RATING

ENGINE SIZE

GENERATOR OUTPUT VOLTAGE/KW - 60Hz

120/240V, 1-phase, 1.0 pf

KW

45

STANDBY 45 kW CA

45

2.4 Liter

AMP

187.5

CB Size

200

GENERATOR LOCKED ROTOR KVA

AVAILABLE @ VOLTAGE DIP OF 35%

ENGINE FUEL CONSUMPTION (Natural Gas) (Propane) Natural Gas

(ft

3

102

100

Propane

25% of rated load

50% of rated load

75% of rated load

100% of rated load

194

373

520

720

ENGINE COOLING

Air flow (inlet air including alternator and combustion air) ft

3

/min. 2,725

System coolant capacity US gal. 3.0

1.11

2.12

4.07

5.67

7.86

40.4

77.1

148

206.3

286

Heat rejection to coolant

Max. operating air temp. on radiator

Max. ambient temperature

BTU/hr.

°C (°F)

°C (°F)

173,000

60 (150)

50 (140)

COMBUSTION AIR REQUIREMENTS

Flow at rated power 60 Hz

SOUND EMISSIONS IN DBA cfm

db(A) @ 23 feet in exercise mode

db(A) @ 23 feet at normal operating load

EXHAUST

Exhaust flow at rated output 60 Hz cfm

Exhaust temp. at muffler outlet °F

ENGINE PARAMETERS

Rated synchronous RPM

HP at rated KW

60 Hz

60 Hz

144

61

73

429

1150

3600

71

POWER ADJUSTMENT FOR AMBIENT CONDITIONS

3% for every 10 °C above - °C

1.65% for every 10 °F above - °F

1% for every 100 m above - m

3% for every 1000 ft. above - ft.

25

77

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.

INTERCONNECTIONS

STANDBY 45 kW CA

INSTALLATION LAYOUT

UNIT WEIGHT: Steel 1414 lbs.

GENERAC ® POWER SYSTEMS, INC. • P.O. BOX 297 • WHITEWATER, WI 53190 www.guardiangenerators.com

Bulletin 0174810SBY / Printed in U.S.A. 05.07

© 2007 Generac Power Systems, Inc. All rights reserved. All specifications are subject to change without notice.