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PAGE 42 —MQP20P STANDBY GENERATOR • OPERATION AND PARTS MANUAL — REV. #1 (11/28/11)
GENERATOR WIRING DIAGRAM (SINGLE PHASE)
D+
B+
ALTERNATOR
WHT/BLU
10AWGRED/GRN
STARTER
SOLENOID
WHT
10AWGORG
6AWGRED
6AWGRED
6AWGRED
PLUG
BLK
GRN
WHT
CONNECTTO
120VAC,60Hz
POWER
500W
JACKETWATERHEATER
WHT/RED
VOLTAGEREGULATOR
BASLERSE350
7
6
CURRENT
TRANSFORMER
(L2)
CURRENT
TRANSFORMER
(L1)
(SPARE)
5AMP
5AMP
NOTUSED
F+
F-
EXCITERFIELD
(STATOR)
(+)
(-)
DCINPUT
MAINFIELD
(ROTOR)
SINGLEPHASE
ACOUTPUT
EXCITERARMATURE
(ROTOR)
ROTATING RECTIFIER
SINGLE-PHASE
FULLBRIDGE
(+)
(-)
DC
INPUT
MAINARMATURE
(STATOR)
T4
L1
T2
T3
T4
L2
NEU.
120 VAC
120 VAC
SINGLEPHASE,240VAC
60HzOUTPUT
3 4
L2
L1
NOTUSED
CONNECTTOLOAD VIA
CAMLOKASSEMBLY
100AMP3-POLE
CIRCUITBREAKER
#4AWGWHITE
STAGEANDLIGHTING
CABLE(NEUTRAL)
#4AWGGREEN
STAGEANDLIGHTING
CABLE(GROUND)
#10AWGGREENCONNECT
TOGENERATORSADDLE
BOXGROUND(BOND)POINT
5AMPSLOWBLOW
BLK
RED
T1 T2
T3
L2
L1 NEUTRAL
CONNECTIONSTUD
TERMINALBLOCK
VOLT
COARSE
STAB
U/F
USE#4AWGBLACKSTAGEANDLIGHTINGCABLE(L1)
NOTES:
1
2
1
2
USE#4AWGREDSTAGEANDLIGHTINGCABLE(L2)
3
3
USEJUMPERTOSELECTFOR60HzOPERATION
WHT/BRN
BRN/WHT
GREEN
RED/BLK
RED/BLU
RED/YEL
GRY/RED
GRY/WHT
GRY/GRN
GREY
WHT/BLU
WHT/RED
YEL/BRN
REMOTE
VOLTAGEADJ.
REMOTE
VOLTAGEADJ.
FUSE
EXITER
FIELD
INPUT
3.5AMP
BATTERYCHARGER
+12VOLT
BATTERY
ENGINEGROUND
POINT(E1)
CONNECTTO
120VAC,60Hz
POWER
BLK
GRN
WHT
PLUG
1/0BLK
10AWGBLK
10AWGRED
STARTER
MOTOR
1/0RED
(B)
(S)
CHASSISGND
GENERATOR
SADDLE BOX
CIRCUIT BREAKER BOX
PROGRAMMABLE
OUTPUT#1
GLOWPLUG
PROGRAMMABLE
OUTPUT#2
UNUSED
PROGRAMMABLE
OUTPUT#3
UNUSED
29
30
MP2
MAGNETIC
PICKUP
MP1
SH2-WHT
SH2-BLK
SH3-BLK
SH3-RED
GAC5500
GOVERNOR
CONTROLLER
WHT/RED
WHT
BLU/BRN
BLU/BRN
SH1-SHD
SH1-BLK
SH1-WHT
THOMPSONTECHNOLOGY
MEC20CONTROLLER
RED/GRY
WHT/RED
RED/GRY
WHT/BLU
RUN
RUN
CRANK
CRANK
19
18
23
24
TWISTEDPAIR
SH1-SHD
RED/GRY
WHT/GRY
31
32
34
35
PROGRAMMABLE
OUTPUT#4
UNUSED
COMMONFAIL
21
22
25
26
BATT+
B+
YEL/BLU
BLU/ORG
GRN/BLU
BLU
YEL/WHT
YEL/RED
YEL/ORG
YEL
RED/GRY
RED/GRY
WHT/GRN
WHT
PUR/WHT
38
B-
B-
BATT-
GND.
ENGINETEMPSEND
OILPRESS.SEND
GRY/RED
WHT
WHT
37
3
2
INPUT#3
LOWFUELWARNING
INPUT#2
RUPTUREBASINGWARNING
INPUT#1
LOWCOOLANTLEVEL
1
PURPLE
WHT/BLK
BLK/GRY
BLK/ORGWHT
LOWCOOLANT
RELAY
13 14
BLK/PINK
5
9
WHT
19
21
22
9
10
20
BLK/ORG
WHT/BRN
BRN/WHT
GREEN
RED/BLK
RED/BLU
RED/YEL
GRY/RED
GRY/WHT
GRY/GRN
GREY
BLK/WHT
BLK/YEL
CTCOM
CTL3+
CTL2+
CTL1+
GENL1
GENL2
GENL3
GENNEU.
IN
IB
IC
IA
VA
VB
VC
VN
REMOTESTART
REMOTESTART
16
17
TB1
B+
B-
GND.
J2
J17
J1
CAT5ETHERNET
J6
8
REMOTE ST ART CONT ACTS
CLOSE TO ST AR T IN AUTO
LOW COOLANT
LEVEL SENSOR
OPENWHENWET
CLOSEDWHENDRY
BLUE
RED
WHT/RED
BLACK
(E1)
(E1)
(E1)
G
G
(E1)
23
24
25
26
30
29
28
27
31
32
CASEGROUNDED
GLOWPLUG
ELEMENTS
GLOWPLUG
RELAY
LOWFUELSWITCH
OILPRESSURESENDER
COOLANTTEMPERATURE
SWITCH
RUPTUREDBASINSWITCH
11
12
13
14
15
10AMP
1
2
3
SH1-BLK
SH1-SHD
SH1-WHT
TWISTEDPAIR
BLU/BRN
WHT/GRY
6AWGBLU
(E1)
6AWGRED
126
FLYWHEEL
GEARTEETH
MAGNETIC
PICK-UP
BRN/BLU
BRN/BLU
WOODWARD
GOVERNOR
ACTUATOR
ENGINEGROUND
POINT(E1)
17
6
5
4
16
WHT/BLU
WHT/RED
WHT
7
3AMPDIODE
47OHM,5W
TB1
G 10
10AWGRED/GRN
FREQUENCYADJUST
POTENTIOMETER
5KOHM10TURN
YEL/BRN
35
18
33
34
36
37
38
39
40
THOMPSONMEC20
EXPANSIONMODULE
TB1
VOLTAGEFINEADJUST
POTENTIOMETER
2KOHM10TURN
(SPARE)
WHT/GRN
14AWGRED/GRY
(R1)
BRN/WHT
1
2
3
WHT/BRN
cw
3
2
1
CONTROL BOX
GREEN
RED/BLK
RED/BLU
RED/YEL
GRY/RED
GRY/WHT
GRY/GRN
GREY
PUR/WHT
PURPLE
WHT/BLK
BLK/GRY
BLU/BRN
(E1)
CUSTOMERCONNECTIONS
CONNECTDIRECTLYTOEXPANSION
MODULETERMINALS
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
A1
B1
C1
D1
E1
F1
G1
H1
100:5
100:5