McQuay ALR 110F User Manual

26 ALR 110F – 150F Product Manual ALR2-3
Figure 9, ALR 110F through 150F, Typical Field Wiring Diagram
UNIT MAIN
TOC OMP RESSOR(S)
2 7
2
8
NB
C HILLERC ONTROL
1 20V
24 V
T2
TIMECLOCK
CONTACT
AUTO
A
M
B
I
E
N
T
THERMOSTAT
B I4
B I1
2
4
V
A
C
O
F
F
ON
1 7
1 8
4
C
H
I
L
L
E
R
F
L
O
W
SWITCHCONTACT
THEMOSTAT TC2.
WH
S 1
B K
1
2
WH
1 6
AND FAN MOTORS.
STANDARD FUSED
CONTROL CIRCUIT
TRANSFORMER
3 PHASE
P OWER
SUP PLY
OPTIONAL
DISCONNECT
TERM INAL BLOC K
F 1
540
13 F2
C OOLER HEATER
COOLER HEATER
SEPARTE 115V
POWERFORCOOLER
HEATER (SEE NOTE A)
SEE NOTE A
54 5
N OTE A :
IT MA Y B E DESIRAB LE TO HA V E T HE UN IT
C OOLER HE AT ER ON A S EPA RA TE DISC ONNECT
S WITCH FROM T HE M A IN UN IT P OWERSUPPLY
S O TH AT T HE U NIT M A Y B E S HUT DOWN WITH
O UT DE FE AT IN G TH E FRE EZE P ROTECTION
P ROV IDED B Y THE CO OLE R H EA TER.TOA C -
C OMP LIS H T HIS, REM OV E WIRE S 540 A ND545
A NDFIELD WIRE TE RM IN ALS 13 A ND 16 T O A
S EPARATE 11 5V P OWER SO URC E.
L
E
G
E
N
D
F
I
E
L
D
C
O
N
N
E
C
T
I
O
N
T
E
R
M
I
N
A
L
FAC TORY WIRING
F IE LD WIRING
5
C
H
I
L
L
E
R
C
O
N
T
R
O
L
(
C
I
R
C
U
I
T
1
)
CHILLERCONTROL
(
C
I
R
C
U
I
T
2
)

McQuay ALR 110F Specifications

General

Brand	McQuay
Model	ALR 110F
Category	Chiller
Language	English