Baldor GLC125, GLC35, GLC80, GLC50 manual Engine Control Connections

Figure 4-9 Engine Control Connections

12VDC (24VDC)

STARTING

BATTERY

–	+	10A
		B +
		B –

	1A		GENERATOR
VA		VA
			OUTPUT VOLTAGE
VB	1A	VB
			(DELETE PHASE VC
	1A
			FOR SINGLE PHASE

CRANK PILOT RELAY

RUN CIRCUIT

GRD	23
CR	24
	18
RUN CIRCUIT	19
(FUEL SOL., GOV.)

CRANK

RUN

VC	VC	SYSTEMS)
VN	N
IA		GENERATOR OUTPUT
φA
IB		CURRENT SENSING
		TRANSFORMERS
φB
		5 Aac SECONDARY

SPEED SENSING

MAGNETIC PICKUP

OIL PRESSURE SENDER

ENGINE TEMPERATURE SENDER

REMOTE EMERGENCY STOP (CLOSE TO STOP)

REMOTE FAULT RESET (CLOSE TO RESET)

REMOTE START CONTACT

DIGITAL FAULT INPUT CONTACTS (MEC 2 = 1–4 MEC20 = 1–12)

(Not used in MEC 2)

GRD

MP1

MP2

37

38

13

14

15

16

17

1

2

3

4

5

6

7

8

9

10

11

12

MEC 20

IC	φC	(DELETE PHASE C
		FOR SINGLE PHASE
IN		SYSTEMS)

	GRD
25
26	COMMON FAIL CONTACT
	(OPERATES ON AN ALARM OR
	SHUTDOWN CONDITION)
27	(25, 26, 27 Not used in MEC 2)

28

29PROGRAMMABLE CONTACT #1

30

31

PROGRAMMABLE 32 CONTACT #2

33
34
24	PROGRAMMABLE
35	CONTACT #3
36

22

21PROGRAMMABLE CONTACT #4

20

MN2408 Operation 4-21