Generac Power Systems SG020, SG025 manual Operating Data

Page 3

SG020 / SG025

OPERATING DATA

 

 

 

 

STANDBY

 

 

 

 

 

SG020

 

 

SG025

GENERATOR OUTPUT VOLTAGE/KW-60Hz

ng/lp

Rated Amp

 

ng/lp

Rated Amp

120/240V, 1-phase, 1.0 pf

 

 

20

83.3

 

25

104.2

120/208V, 3-phase, 0.8 pf

 

 

20

69.5

 

25

86.8

120/240V, 3-phase, 0.8 pf

 

 

20

60.2

 

25

75.3

277/480V, 3-phase, 0.8 pf

 

 

20

30.1

 

25

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.

L.P.

 

N.G.

L.P.

 

 

ft.3/hr.

369

153

 

442

183

 

 

m3/hr.

10.4

4.3

 

12.5

5.2

 

 

 

 

 

 

 

 

COOLING

 

 

 

 

 

 

 

Coolant capacity

System

lit.(US gal.)

6.6 (2)

 

 

6.6 (2)

 

Engine

lit.(US gal.)

0.9 (0.25)

 

 

0.9 (0.25)

 

Radiator

lit.(US gal.)

6.6 (1.75)

 

 

6.6 (1.75)

Coolant flow/min.

60 Hz

lit.(US gal.)

40 (10.6)

 

 

40 (10.6)

Heat rejection to coolant

60 Hz BTU/hr.

96,000

 

 

120,000

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)

 

 

7.3 (260)

Max. recommended back pressure

Kpa (Hg)

5.0

(1.5")

 

 

5.0 (1.5")

Exhaust temp. at rated output

 

oC (oF)

593 (1100)

 

 

635 (1175)

Exhaust outlet size

N.P.T. (female)

1.5"

 

 

1.5"

 

 

 

 

 

 

 

 

ENGINE

 

 

 

 

 

 

 

Rated RPM

 

60 Hz

3600

 

 

3600

HP at rated KW

 

60 Hz

 

30

 

 

37

Piston speed

60 Hz m/min. (ft./min.)

590 (1937)

 

 

590 (1937)

BMEP (psi)

 

60 Hz - psi

 

78

 

 

97

 

 

 

 

 

 

POWER ADJUSTMENT FOR AMBIENT CONDITIONS

 

 

 

 

 

Temperature

 

 

 

 

 

 

 

-3% for every 10oC above - °C

 

40

 

 

25

-1.5% for every 10oF above - °F

104

 

 

77

Altitude

 

 

 

 

 

 

 

-3% for every 300 m above - m

913

 

 

150

-3% for every 1000 ft. above - ft.

3000

 

 

500

 

 

 

 

 

 

 

 

Image 3
Contents Test Criteria FeaturesApplication Engineering Data Generator SpecificationsGenerator Features Engine SpecificationsOperating Data Options Standard Engine & Safety Features

SG020, SG025 specifications

Generac Power Systems has long been recognized as a leader in backup power solutions, and their SG025 and SG020 models exemplify this commitment to quality and innovation. These generators, designed for commercial applications, provide reliable power and are engineered to meet the demands of various industries, including construction, healthcare, and hospitality.

The SG025 and SG020 generators are equipped with robust engines that ensure dependable performance. Both models utilize a powerful Generac engine, built for longevity and efficiency. Their design incorporates advanced noise-reduction technology, enabling them to operate quietly, which is crucial for urban environments or noise-sensitive areas. The compact footprint of these models allows for easy installation in limited spaces, facilitating a seamless integration into existing power systems.

One of the standout features of the SG025 and SG020 is their advanced digital control technology. The user-friendly interface allows operators to easily monitor performance metrics, make adjustments, and schedule maintenance, ensuring that the generators remain in optimal working condition. These models also come with an integrated Automatic Voltage Regulator (AVR) that helps maintain voltage stability, protecting sensitive equipment from damage caused by voltage fluctuations.

Fuel efficiency is another critical aspect of the SG025 and SG020. Both generators are designed with energy conservation in mind, enabling users to minimize fuel expenses without compromising performance. The dual fuel capability is a notable feature; both models can run on natural gas or propane, providing flexibility based on the user’s preference or availability.

Additionally, the SG025 and SG020 models come equipped with comprehensive safety features. These include automatic shutdown capabilities in the event of low oil pressure or high temperature, ensuring protection for the engine and enhancing the longevity of the equipment. Moreover, they feature an intuitive control panel with detailed diagnostic indicators, making troubleshooting straightforward.

In summary, the Generac SG025 and SG020 generators are powerful, efficient, and reliable solutions for a diverse range of commercial applications. With their advanced engineering, user-friendly controls, and robust safety features, they are designed to withstand the rigors of daily use while providing peace of mind through uninterrupted power supply. Businesses looking for dependable backup power should certainly consider these models from Generac as they represent an excellent investment in reliable energy solutions.