RENR8102

8Page,MDW

©2004 Caterpillar

All Rights Reserved

Printed in U.S.A.

RENR8102

November 2004

G3520B Generator

Electrical System

CWD212-UP

Generator

Component

Locations

14

10

11

12

13

96

7

8

54

32

15

1

VIEWOFAREAB

VIEWOFAREAA

REF

PARTNAME

NO

PARTNUMBER

1166-7454

STATORGP-MAIN

2144-9061

TRANSFORMERAS(DROOPCURRENT)

3154-1901

CONNECTIONGP-TERMINALSTRIP(LOWVOLTAGE)

4142-4457

EXCITERGP(POWER)

5142-4453

EXCITERGP(PERMANENTMAGNET)

6152-5179

BRACKET&MTGGP-GENERATOR

7124-7659

SLEEVE-SHAFT

8142-4452

RECTIFIERGP-REVOLVING

9166-7453

ROTORAS-MAIN

10

145-6001

SCREENGP-AIR

11

145-6002

SCREENGP-AIR

12

141-4987

COVERGP-GENERATOR

13

154-3413

ADAPTERGP-GENERATORCOUPLING

14

121-9640

CONNECTIONGP-ELECTRICAL(RTD)

15

154-3477

TRANSFORMERGP-POTENTIAL(MEDIUMVOLTAGE)

A

B

B SERIES ENGINE LOW VOLTAGE WITH DVR

B SERIES ENGINE MEDIUM VOLTAGE WITH DVR

RHSM

PS

RHSM

PS

T1

T4

T6

T3

T2

T5

11

12 13

T1

T4T6T5

T2

T3

MAIN STATOR

PM STATOR

TX1 TX2

WIRE0158

(170-5395)

(170-5400)DIGITAL VOLTAGE REGULATOR

(8T-8735)

EXCITERSTATOR

P12-6

P12-4

P12-5

P12-3

P12-9

P9-6

P9-4

P9-5

P9-7

P9-8

P9-9

(170-5396)

P9

J4

CATERPILLAR

ACC INPUT:

SENSING INPUT:

R

*********

OUTPUT:

ITEM NUMBER: 235-5725

CONTROL POWER INPUT:

3PHASE POWER INPUT:

1PHASE POWER INPUT:

PARALLELING INPUT:

12

6

9

P12

4

10

7

3 12

P6

LR 23131FILE NO.

E97035FILE NO.

100-264 VAC, 50-400HZ

80-264 VAC, 50-400HZ

18-30 VDC, 5 VA

90-600VAC NOM, 50/60HZ

5A AC, 50/60HZ, 0.2VA

-10 TO 10VDC, 0.0012VA

63VDC, 12A; 125VDC, 10A

1 OR 3 PHASE, 0.5VA

*********

R

PAT. NO. 5,294,879

S/N: *********

REV. **

3 2 1

6 5 4

5

8

11

123

6 5 4

789

5

T0

T1

T1

T3

6

26

30

20

20

22

22

24

24

24

H1

H2

H3

H4

T0

T3

T2

T2

5

T0

T1

T1

6

13

12

20

20

22

22

24

24

T3

T2

T2

BGR1

BGR1

BGR1

BGR1

F1

F3

F2

F4

GND

73

74

75

76

77

78

79

80

81

BGR1

BGR1

BGR1

BGR1

F1

F3

F2

F4

GND

73

74

75

76

77

78

79

80

81

28

T3

11

24

H1

H2

H3

H4

T0

11

1

1

10AABC

10A

ABC

N

S

REVOLVING FIELD AS.

PM ROTOR

MAIN FIELD

VARISTOR

HEAT SINK AS.

EXCITER ROTOR

28

F2

F1

F2

TC1+

TC1-

TC2+

TC2-

TC3+

TC3-

TC4+

TC4-

TC5+

TC5-

TC6+

TC6-

TC1+

TC1-

TC2+

TC2-

TC3+

TC3-

TC4+

TC4-

TC5+

TC5-

TC6+

TC6-

ALM

FSD

VdcB

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcA

ALM

FSD

VdcB

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcA

R1

W1

C1

R2

W2

C2

R3

W3

C3

R4

W4

C4

R5

W5

C5

R6

W6

C6

R1

W1

C1

R2

W2

C2

R3

W3

C3

R4

W4

C4

R5

W5

C5

R6

W6

C6

VdcA VdcA

ALM

FSD

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcB

ALM

FSD

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcB

C

F

G

A

B

D

E

J

H

1

1

120 OHMS

T1

T4

T6

T3

T2

T5

11

12 13

T1

N

T2

T3

MAIN STATOR

PM STATOR

WIRE0158

(170-5395)

(170-5400)DIGITAL VOLTAGE REGULATOR

(8T-8735)

EXCITERSTATOR

P12-6

P12-4

P12-5

P12-3

P12-9

P9-6

P9-4

P9-5

P9-7

P9-8

P9-9

(170-5396)

P9

J4

CATERPILLAR

ACC INPUT:

SENSING INPUT:

R

*********

OUTPUT:

ITEM NUMBER: 235-5725

CONTROL POWER INPUT:

3PHASE POWER INPUT:

1PHASE POWER INPUT:

PARALLELING INPUT:

12

6

9

P12

4

10

7

3 12

P6

LR 23131FILE NO.

E97035FILE NO.

100-264 VAC, 50-400HZ

80-264 VAC, 50-400HZ

18-30 VDC, 5 VA

90-600VAC NOM, 50/60HZ

5A AC, 50/60HZ, 0.2VA

-10 TO 10VDC, 0.0012VA

63VDC, 12A; 125VDC, 10A

1 OR 3 PHASE, 0.5VA

*********

R

PAT. NO. 5,294,879

S/N: *********

REV. **

3 2 1

6 5 4

5

8

11

123

6 5 4

789

5

T0

T1

T1

T3

6

26

30

20

20

22

22

24

24

24

H1

H2

H3

H4

T0

T3

T2

T2

5

T0

T1

T1

6

13

12

20

20

22

22

24

24

T3

T2

T2

BGR1

BGR1

BGR1

BGR1

F1

F3

F2

F4

GND

73

74

75

76

77

78

79

80

81

BGR1

BGR1

BGR1

BGR1

F1

F3

F2

F4

GND

73

74

75

76

77

78

79

80

81

28

T3

11

24

H1

H2

H3

H4

T0

10AABC

10A

ABC

N

S

REVOLVING FIELD AS.

PM ROTOR

MAIN FIELD

VARISTOR

HEAT SINK AS.

EXCITER ROTOR

28

F2

F1

F2

TC1+

TC1-

TC2+

TC2-

TC3+

TC3-

TC4+

TC4-

TC5+

TC5-

TC6+

TC6-

TC1+

TC1-

TC2+

TC2-

TC3+

TC3-

TC4+

TC4-

TC5+

TC5-

TC6+

TC6-

ALM

FSD

VdcB

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcA

ALM

FSD

VdcB

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcA

R1

W1

C1

R2

W2

C2

R3

W3

C3

R4

W4

C4

R5

W5

C5

R6

W6

C6

R1

W1

C1

R2

W2

C2

R3

W3

C3

R4

W4

C4

R5

W5

C5

R6

W6

C6

VdcA VdcA

ALM

FSD

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcB

ALM

FSD

DS50

COM1

COM2

COM3

LWR

RSE

EDIS

FRES

V/Pf

VdcB

C

F

G

A

B

D

E

J

H

1

1

120 OHMS

-

-

VIOLET

BLACK/WHITE

ORANGE

RED

YELLOW

BLUE

BLACK

-

-

VIOLET

BLACK/WHITE

ORANGE

RED

YELLOW

BLUE

BLACK

-

-

VIOLET

BLACK/WHITE

ORANGE

RED

YELLOW

BLUE

BLACK

WIRE0457

TRANSFORMER

SHELF

BLACKBLACK

BLACK

GROUNDED ONGENSET

1 1

GREY

WHITE

BLACK

BLACK

BLACK

VIOLET

VIOLET

VIOLET

ORANGE

BLACK/WHITE

BLACK/WHITE

BLACK/WHITE

RENR8102

8Page,B+W,MDW