OM Centrif Micro ΙΙ-5 11
Figure 2, Field Wiring Diagram
80
C4
H
A
O
C3
H
A
O
79
78
77
74
73
54
CF
86
EF
86
1
2
1
2
6
(115V) (24V)
25
55
70
H
A
O
H
A
O
C2
C1
CP2
CP1
24(5)
23
3
4
3
4
76
75
PE
85
86
81
A
82(NO)
83(NC)
POWER
GND
U
GND
LESS
THAN
30V
OR
24VAC
BOX TERMINALS
* COOLING
TOWER
FOURTH
STAGE
STARTER
* COOLING
TOWER
THIRD
STAGE
STARTER
* COOLING
TOWER
SECONDH
STAGE
STARTER
* COOLING
TOWER
FIRST
STAGE
STARTER
COOLING TOWER
BYPASS VALVE
COOLING TOWER VFD
ALARM RELAY
(NOTE 4)
COMPRESSOR CONTROL
BOX TERMINALS
CTB1
-LOAD-
COMPRESSOR
MOTOR
STARTER
(NOTE 1)
115 VAC
STARTER LOAD SIDE TERMINBALS
VFD
STARTER LOAD SIDE TERMINBALS
WYE-DELTA
STARTER LOAD SIDE TERMINBALS
SOLID STATE
STARTER LOAD SIDE TERMINBALS
MEDIUM AND HIGH VOLTAGE
COMPRESSOR TERMINALS
COMPRESSOR TERMINALS
COMPRESSOR TERMINALS
COMPRESSOR TERMINALS
NOTE 12
- FOR DC VOLTAGE AND 4-20 MA
CONNECTIONS (SEE NOTE 3)
- FOR DETAILS OF CONTROL REFER
TO UNIT CONTROL SCHEMATIC
330342101
- COMPRESSOR CONTROL
SCHEMATIC 330342201
- LEGEND: 330343001
* FIELD SUPPLIED ITEM
* NOTE 7
* NOTE 10
* NOTE 10
* NOTE 10
* NOTE 10
330387901-0A
COMMON
NEUTRAL
POWER
NOTE: See notes on previous page.