EC&M Crane Control Class 6131

Crane Control Class 6131 Frontline® DC Crane Control

DYNAMIC LOWERING Elementary Wiring Diagram For Hoist Control

PU 55V

42

43

3A

LSR

1L

Y3 LS

Y5

LS RES

2A 1A

SERIES BRAKE(S) (IF USED)

SERIES FIELD

LSW

LSW

+

-

2FU

Y1

Y4

LS

LS

1FU

H

B

R3 R2

R5

ARM A1 A2

R1

1OL INST

2OL ITE

ACCEL RESISTOR

S2

S1

R4

R9

LS

(IF USED)

(IF USED)

Y6

Y2

2L

3L

(IF USED) R13 TEASER RES

-

+

DB

R12

CAUTION

CSW 15A FUSE

FUSE 15A CSW

R8

R5

TWO SHOES RECOMMENDED SEE SERVICE BULLETIN

DYN BRK'G RES

R6

R7

28

21

MASTER SWITCH

HOIST O F

2 3 LOWER 1 4

4 3 2 1

1OL

2OL

LSR 25

F

24

1

22

23

20

26

UV

UV

DB

2

28

27

20

VR

CRANE CONTROL CLASS 6131

H

26

5

30

1A

1L

6

H

H

31

DB

H

2L

2L

3L

32

33

31

VR

34

3L

3L

1AR

VR

1L

7

33

35

20

36

26

2L

(1)

(3)

(0.6 SEC)

1A

DB

8

37

2A

2A

2AR

3A

39

11

40

3A

(3)

(1)

(0.6 SEC)

DB

1L

12

41

20

12

26

1L

X = CONTACT CLOSED

O F 2 1 F 2 4 3 3 4 1 CONTACTOR SEQUENCE X=POWER TIPS CLOSED HOIST

DE

LOWER

VI

C E

H DB 1L 2L 3L 1A 2A 3A

CONTACTORS 1A & 1L, 3L & H, H & 2L, ARE MECHANICALLY INTERLOCKED.

69

© 2003 The Electric Controller & Mfg. Co., LLC All Rights Reserved

01/17