Generac Power Systems Portable Generator SG020 User Manual

SG020  
SG025  
Liquid Cooled Gas Engine Generator Sets  
Standby Power Rating  
20KW 60 Hz  
25KW 60 Hz  
Power Matched  
GENERAC MMC 4G15 ENGINE  
Naturally Aspirated  
FEATURES  
INNOVATIVE DESIGN & PROTOTYPE TESTING are key  
componentsofGENERAC'Ssuccessin"IMPROVINGPOWERBY  
DESIGN." Butitdoesn'tstopthere. Totalcommitmenttocomponent  
testing,reliabilitytesting,environmentaltesting,destructionandlife  
testing, plus testing to applicable CSA, NEMA, EGSA, and other  
standards, allows you to choose GENERAC POWER SYSTEMS  
with the confidence that these systems will provide superior  
performance.  
SOLID-STATE, FREQUENCY COMPENSATED VOLTAGE  
REGULATION. This state-of-the-art power maximizing regulation  
system is standard on all Generac models. It provides optimized  
FAST RESPONSE to changing load conditions and MAXIMUM  
MOTORSTARTINGCAPABILITYbyelectronicallytorque-matching  
the surge loads to the engine.  
SINGLE SOURCE SERVICE RESPONSE from Generac's dealer  
network provides parts and service know-how for the entire unit,  
fromtheenginetothesmallestelectroniccomponent.Youarenever  
on your own when you own a GENERAC POWER SYSTEM.  
TEST CRITERIA:  
PROTOTYPE TESTED  
SYSTEM TORSIONAL TESTED  
ELECTRO-MAGNETIC INTERFERENCE  
NEMA MG1 EVALUATION  
MOTOR STARTING ABILITY  
ShORT CIRCUIT TESTING  
UL 2200 COMPLIANCE AVAILABLE  
GENERAC TRANSFER SWITCHES, SWITCHGEAR AND  
ACCESSORIES. Long life and reliability is synonymous with  
GENERAC POWER SYSTEMS. One reason for this confidence is  
that the GENERAC product line includes its own transfer systems,  
accessories, switchgear and controls for total system compatibility.  
 
SG020 / SG025  
OPERATING DATA  
STANDBY  
Rated AMP  
SG020  
SG025  
GENERATOR OUTPUT VOLTAGE/KW-60Hz  
120/240V, 1-phase, 1.0 pf  
NG/LP  
20  
20  
20  
20  
NG/LP  
25  
25  
25  
25  
Rated AMP  
104.2  
86.8  
83.3  
69.5  
60.2  
30.1  
120/208V, 3-phase, 0.8 pf  
120/240V, 3-phase, 0.8 pf  
277/480V, 3-phase, 0.8 pf  
75.3  
37.6  
MOTOR STARTING KVA  
Maximum at 35% instantaneous voltage dip  
with standard alternator; 60 hz  
40  
46  
FUEL  
Fuel consumption—60 hz—100% Load  
N.G.  
369  
10.4  
L.P.  
153  
4.3  
N.G.  
442  
12.5  
L.P.  
183  
5.2  
ft.3/hr.  
m3/hr.  
COOLING  
Coolant capacity  
System lit.(US gal.)  
Engine lit.(US gal.)  
Radiator lit.(US gal.)  
60 hz lit.(US gal.)  
60 hz BTU/hr.  
6.6 (2)  
0.9 (0.25)  
6.6 (1.75)  
40 (10.6)  
96,000  
6.6 (2)  
0.9 (0.25)  
6.6 (1.75)  
40 (10.6)  
120,000  
Coolant flow/min.  
heat rejection to coolant  
Cooling air flow  
60 hz m3/min. (cfm)  
45 (1590)  
45 (1590)  
COMBUSTION AIR REQUIREMENTS  
Flow at rated power  
60 hz m3/min. (cfm)  
1.8 (65)  
2.3 (81)  
EXHAUST  
Exhaust flow at rated output  
60 hz m3/min. (cfm)  
6.0 (212)  
5.0 (1.5")  
593 (1100)  
1.5"  
7.3 (260)  
5.0 (1.5")  
635 (1175)  
1.5"  
Max. recommended back pressure  
Exhaust temp. at rated output  
Exhaust outlet size  
Kpa (hg)  
oC (oF)  
N.P.T. (female)  
ENGINE  
Rated RPM  
60 hz  
60 hz  
60 hz m/min. (ft./min.)  
60 hz - psi  
3600  
30  
590 (1937)  
78  
3600  
37  
590 (1937)  
97  
hP at rated KW  
Piston speed  
BMEP (psi)  
POWER ADJUSTMENT FOR AMBIENT CONDITIONS  
Temperature  
-3% for every 10oC above - °C  
-1.5% for every 10oF above - °F  
Altitude  
40  
104  
25  
77  
-3% for every 300 m above - m  
-3% for every 1000 ft. above - ft.  
913  
3000  
150  
500  
 
SG020 / SG025  
STANDARD ENGINE & SAFETY FEATURES  
high Coolant Temperature Automatic Shutdown  
Low Coolant Level Automatic Shutdown  
Low Oil Pressure Automatic Shutdown  
Overspeed Automatic Shutdown (Solid-state)  
Crank Limiter (Solid-state)  
Secondary Fuel Regulator (N.G. and L.P.)  
Low Fuel Pressure Alarm  
Stainless Steel Flexible Exhaust Connection  
Battery Charge Alternator  
Battery Cables  
Oil Drain Extension  
Battery Tray  
Radiator Drain Extension  
Vibration Isolation of Unit to Mounting Base  
12 Volt, Solenoid-Activated Starter Motor  
Air Cleaner  
Factory-Installed Cool Flow Radiator  
Closed Coolant Recovery System  
UV/Ozone Resistant hoses  
Fan Guard  
Rubber-Booted Engine Electrical Connections  
Isochronous Governor  
Control Console  
Radiator Duct Adapter  
Fuel Lockoff Solenoid  
Engine Block heater  
Low Coolant Temperature  
OPTIONS  
OPTIONAL FUEL ACCESSORIES  
Flexible Fuel Lines  
Oil Make-Up System  
Oil heater  
L.P. Liquid Withdrawal  
Automatic Gaseous Dual Fuel  
5 Year Warranties  
Export Boxing  
heavy Duty Air Cleaner  
Engine Block heater  
OPTIONAL EXHAUST ACCESSORIES  
Critical Exhaust Silencer  
OPTIONAL ENCLOSURE  
Weather Protective  
Sound Attenuated  
Alluminum and Stainless Steel  
Enclosed Muffler  
OPTIONAL ELECTRICAL ACCESSORIES  
Battery, 12 Volt, 75 A.h., 27F  
Battery heater  
2A Battery Charger  
10A Dual Rate Battery Charger  
OPTIONAL ALTERNATOR ACCESSORIES  
Alternator Strip heater  
Alternator Tropicalization  
Main Line Circuit Breaker  
Distributed by:  
CONTROL CONSOLE OPTIONS  
See Digital Controller H-100 specification 0172110SBY  
ADDITIONAL OPTIONAL EQUIPMENT  
Automatic Transfer Switch  
3 Light Remote Annunciator  
5 Light Remote Annunciator  
18 Light Remote Annunciator  
Alarm Relay Panels  
Unit Vibration Isolators (Pad/Spring)  
Design and specifications subject to change without notice. Dimensions shown are approximate. Contact your Generac dealer for certified drawings. DO NOT USE ThESE DIMENSIONS FOR INSTALLATION PURPOSES.  
WEIGHT: 1650 lbs.  
mm [in]  
®
GENERAC POWER SYSTEMS, INC. • P.O. BOX 8 • WAUKESHA, WI 53187  
262/544-4811 • FAX 262/544-4851  
© 2006 Generac Power Systems, Inc. All rights reserved. All specifications subject to change without notice.  
Bulletin 0172510SBY / Printed in USA 12.05, rev: 01.06  
 

Eureka Vacuum Cleaner 4650 User Manual
Fisher Price Baby Toy 77506 User Manual
Fisher Price Model Vehicle X5855 User Manual
Freecom Technologies DVD Recorder FX 50 User Manual
Frigidaire Washer LTF2140FS1 User Manual
FujiFilm Welding System QP242 User Manual
Fundex Games Board Games Snakes Ladders User Manual
Garland Oven GAS PIZZA OVENS User Manual
Gemini Musical Instrument PS 650I User Manual
Generac Power Systems Portable Generator 0595 0 User Manual