26 Generac® Power Systems, Inc.

TO ENGINE (CONNECTOR EH)

 

 

 

 

 

 

CAP

 

 

 

 

 

 

 

 

 

 

 

TS1

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

15

 

 

15

 

 

 

 

 

 

 

 

15

 

 

 

 

 

229

 

 

229

 

 

 

 

 

 

 

 

 

 

 

 

 

12

13

 

 

13

 

 

 

 

 

13

 

 

 

 

 

 

 

11

14

 

 

 

 

 

 

 

 

183

 

 

 

 

 

 

 

10

14

 

 

14

 

 

 

 

 

14

 

SHOWN IN

14

HM

0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+

-

 

 

 

 

 

 

56

 

 

 

 

 

 

 

OFF POSITION

 

13

3

56

 

 

 

 

 

 

 

 

 

15A

 

15

 

 

6

85

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

85

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

85

 

 

 

 

 

 

 

239

15C

 

 

15C

 

BVM

0

4

0

0

 

 

 

 

 

 

 

 

 

15C

SW2

N.C.

+

-

 

 

 

 

 

4

 

 

 

 

 

178

 

 

 

 

 

 

 

 

85

14

239

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

D

1

1

1

 

 

 

 

 

SW1

15A

 

 

15

 

 

14

 

0

 

56

178

225A

 

 

 

 

4

 

 

 

F2

 

15

L1

176

 

 

14

4

 

 

 

 

 

 

 

 

 

0

 

 

 

 

1

13

2

5 7 D

11 9

15A

15A

 

 

 

 

 

 

 

6

6

 

 

 

 

 

 

29

R1

AVR

 

 

 

12

15C

15C

BLUE

15

 

13

 

 

 

162

2

 

 

 

PCB

 

E

176

176

 

 

F1

 

 

4

 

 

0

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

S15

5

 

 

 

194

 

 

 

 

194

 

 

 

D1

 

3

 

 

 

 

3

23

 

 

 

23

 

 

178

 

 

B

A

17

16

14 15

225A

 

 

 

BLUE

 

 

C

4

 

 

 

 

 

 

 

183

S16

 

S16

S15

T1

T2

RED

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

F

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

T2

T1

Electrical Schematic —

(Model No. 004373-3)

Pre-pack

Guardian

Section 6 — Electrical Data

TO LOWER PANEL (CONNECTOR CP)

E

2

162

S15

0

HZ

0

BLUE BLUE

S15 S16

H S15

S16

PHASE SELECTOR SWITCH

PSW

BLUE

BLUE

RED

RED

 

 

 

BLACK

BLACK

YELLOW

 

 

 

 

14

GS16

K S1

Q 00

M S3

N 57

14

16

18

3

 

65

 

15

 

 

19

 

VM

 

64

 

 

 

CONTACTS

2

 

2 - 3

 

 

 

 

2 - 7

 

0

12 - 3

 

-

 

12 - 7

 

 

POSITION

1 2 3 OFF

X X

X X

O O

O O

GCU

 

 

 

 

BLACK

BROWN

YELLOW

ORANGE

 

TR1

 

T2

 

 

 

 

 

BLACK

 

 

 

 

T1

BLACK

 

 

 

 

 

CONTROLLER

 

 

 

 

TS2

USE BLUE WIRE FOR 240V, 1 PHASE USE YELLOW WIRE FOR 208V, 3 PHASE INSULATE UNUSED WIRE END

A

LEGEND

AM - METER, AC OUTPUT CURRENT AVR - AUTOMATIC VOLTAGE REGULATOR

Panel (4.3L) –

Liquid-cooled

Drawing No.

40 kWGenerator

O 58

A0

UT1

V T2

S N1

T N2

W23

X 194

B 183

J 178

7

11

 

AM

15 - 14

 

15 - 18

 

+

19 - 14

12

 

 

67

 

O O

X O

O X O

0

CONNECTOR

 

N1

N2

TO GOVERNOR

 

ACTUATOR

23

T1

194

 

T2

 

N1

N2

23

194 183 178

BVM - METER, BATTERY VOLTAGE

CAP - CAPACITOR

CB1 - CIRCUIT BREAKER - EXCITATION

D1 - DIODE- 600V, 12A

F1 - FUSE 15 AMPS

F2 - FUSE 7.5 AMPS IN-LINE

GCU - GOVERNOR CONTROLLER UNIT

HM - HOURMETER

HZ - METER, FREQUENCY

178L1 - LIGHT, FAULT INDICATOR

PCB - CIRCUIT BOARD CONTROLLER PSW - SWITCH, PHASE SELECTOR

183R1 - RESISTOR, FIELD BOOST SW1 - SWITCH, AUTO/OFF/MANUAL

SW2 - SWITCH, SET EXERCISE

TR1 - TRANSFORMER, UTILITY SENSING 24VA TS1,TS2 - TERMINAL STRIP

VM - METER, AC OUTPUT VOLTAGE

0D4993-A

Page 28
Image 28
Generac 004373-3 , 004626-2, 004373-3, 004626-2 owner manual Model No

004373-3, 004626-2, 004373-3 , 004626-2 specifications

Generac is a leader in the power generation industry, known for its reliable and innovative products. Among its extensive range of offerings, two models stand out: the Generac 004373-3 and the 004626-2. These models represent the cutting edge of home standby generators.

The Generac 004373-3 is designed to provide seamless power during outages, ensuring that homes remain comfortable and functional. One of its main features is the automatic transfer switch, which detects a power outage and activates the generator within seconds. This automatic response eliminates the need for manual intervention, allowing homeowners to go about their lives without interruption.

This model is equipped with a durable engine that runs on liquid propane or natural gas, providing flexibility depending on the availability of fuel sources. The 004373-3 has an impressive power output, capable of powering essential household appliances, including refrigerators, heating systems, and lights. Its compact design allows for easy installation, making it suitable for a variety of home sizes.

On the other hand, the Generac 004626-2 also focuses on providing reliable power but with additional advanced features. One of its key characteristics is the True Power Technology, which delivers clean and stable power, making it ideal for sensitive electronics and appliances. This feature is crucial for households that rely on digital devices, protecting them from fluctuations that could potentially cause damage.

Additionally, the 004626-2 comes with a user-friendly control panel that allows for easy monitoring and adjustments. The model also incorporates Smart Management Technology, which enables users to manage their power consumption effectively. This technology allows homeowners to prioritize the most critical circuits, ensuring essential services remain operational during outages.

Both models emphasize ease of maintenance, with a design that facilitates access to components for servicing. Generac generators are known for meeting high standards of quality, ensuring reliability and longevity. With their advanced technologies and robust features, the Generac 004373-3 and 004626-2 provide peace of mind, allowing homeowners to remain connected and powered, no matter the circumstances. Whether for unexpected outages or planned maintenance, Generac continues to set the standard in home power solutions.