McQuay AC20C / MAC020C - Page 7

English
MODEL : 4AC / AC 40 / 50/ 60 C
PART NO : 50 13 4 076741
v
LIVE
COM2
COM1
BOILER
W_PUMP
OUT_FAN2
4WV2
A_FREEZE
ALM_OUT
ALM_IN
4WV1
OUT_FAN1
AUX-H
12V
F02
F01
LP2
LP1
HP2
HP1
CO2
CO1
FLOW
PO
ALM
DE2
DE1
C/H
ON/OFF
WI
CN6
WO OA
CD1CD2 DF1 DF2
N
CA
B
OF 1
CAP
CA
B
OF 2
CAP
COMP DISCHARGE SENSOR (1)
OUTDOOR AIR TEMP SENSOR
LEAVING WATER SENSOR
ENTERING WATER SENSOR
S
380-415/3pH/50Hz
RTB1 T N
12V 12V 12V N1 N1 N1 N1 1
ON
OFF
COOL
HEAT
2 O/F C/H
4WV
HTR
AL
IN
AL
OUT
LP HP
FL
H
T
R
OF OUT
OF IN
TB3
TB2
L
N
C
OF 1
L
N
42 41
C
OF 2
U
V
W
E
COMP.
U
V
W
E
PUMP
FUSE
10A
5B
4B 1A
2A
SWITCH
31
81
71
NRST
PHASE
PROTECTOR
32
COMP PUMP
98
95
96
C O/L
98
95
96
P O/L