Unit installation

48 ACZ / AGZ-BM IOMM ACZ/AGZ-3
Figure 24, AGZ-BM, Typical Field Wiring Diagram
DWG. 330423101 REV.0A
TB2
IF REMOTE STOP
CONTROL IS USED,
REMOVE LEAD 585
FROM TERM. 52
TO 72.
585
52
72
A
UTO
ON
OFF
MANUAL
REMOTE STOP SWITCH
(BY OTHERS)
TIME
CLOCK
43
83
BELL
12
A
LARM BELL
RELAY
COM NO
A
LARM BELL OPTION
54
74
A
UTO
ON
OFF
MANUAL
ICE MODE SWITCH
(BY OTHERS)
44
61
NOR. OPEN PUMP AUX.
CONTACTS (OPTIONAL)
CHW FLOW SWITCH
---MANDATORY–-
(BY OTHERS)
68
69
4-20MA FOR
EVAP. WATER RESET
(BY OTHERS)
-
+
71
70
4-20MA FOR
DEMAND LIMIT
(BY OTHERS)
-
+
GND
TO COMPRESSOR(S)
AND FAN MOTORS
DISCONNECT
(BY OTHERS)
3 PHASE
POWER
GND LUG
UNIT MAIN
TERMINAL BLOCK
FUSED CONTROL
CIRCUIT TRANSFORMER
120 VAC
120VAC
CONTROL POWER
TB1
TB1-20
1
DISCONNECT
(BY OTHERS)
N
FIELD SUPPLIED
OPTION
10A
FUSE
(BY OTHERS)
2
CONTROL
CIRCUIT
FUSE
35
33
CHW PUMP RELAY
(BY OTHERS)
120 VAC 1.0 AMP MAX
N
120 VAC
120 VAC
34
32
GND
CONTROLLER
ALARM BELL RELAY
FACTORY SUPPLIED ALARM
FIELD WIRED
ALARM BELL
OPTION
91
93
LIQUID LINE #1 SOLENOID
24 VAC 1.5 AMP MAX
N
24 VAC
92
93
LIQUID LINE #2 SOLENOID
24 VAC 1.5 AMP MAX
N
24 VAC
LESS EVAPORATOR ONLY
NOTE: ALL FIELD WIRING TO BE
INSTALLED AS NEC CLASS 1
WIRING SYSTEM WITH CONDUCTOR
RATED 600 VOLTS