Page 37
Appendix
R
S
T
N
R
ED
B
LK
W
H
T
B
LU
R S T N
R
N
4V
1
3
2
4
5
6
7
8
02
N
N
N
N
N
N
N
K
2
4V
N
R
1
3
2
4
5
6
7
8
01
R
R
4
1
Y
/G
COMP
U
V
W
U
V
W
K2
2
4
Driver mod ule boa rd
DCN-IN
U V W
R S
T
DCP-IN
DCN-OUT
DCP-OUT
B
A
GND
12V
CN602
GND
CN605
5V
JP601
electric reactor
R S T
R
E
D
B
LK
W
H
T
R
S
T
N
N
2
R
DC+
DC1+
DC-
DC1-
EE
V
5
CN9
3
RLY1
O
UT
2
O
UT
3
AC
-N
1
O
U
T4
O
U
T5
CN2
PC1004
CN8
4
A1
A3
A5
A7
A9
A11
t
5K
SUT
LP
Remote
ON/OFF
A4
A6
A8
A10
A12
A2
FS
t
5K
IT
t
5K
CT
ET
t
50
K
t
5K
OT
t
5K
AT
6.
8K
CN11
A13
G
ND
G
ND
G
ND
G
ND
+1
2V
0~
10
V
-O
UT
PW
M
-I
N
PW
M
-O
UT
2
A-
B-
C
-
N
-
N
C
B
A
EM
I
FI
TO POWER SUPPLY
380-415V/3N~/50Hz
CN1
FM1
ZL10
R
N
GND
485A1
12V
N
L
485B1
Y/G
WHT
BLK
CN4
YEL
1
CN13
L N
R
N
N
K2
P
Y
/G
N
TO PUM P
<10A
T
N
4
HP
H
P
OHP
H
P
O
H
P
3 4 5 6
O
H
P
3
6
3
6
K2
:
Relay of pump
SUT
:
Suction temperature
AT
:
Ambient tem perature
COMP
:
Compressor
CT
:
Coil tem perature
FM
:
Fan motor
IT
:
Inl et water temperature
LP
:
Low pressure protection
OT
:
Outlet water tem perature
FS
:
Flow switch
HP
:
High pressure protection
EEV
:
Electronic expansion val ve
4V
:
4 way valve
ET
:
Exhaust tem perature
PM
:
Phase monitor
OHP
:
Overheat protection
Y
EL
48
5B
-
B
LK
G
N
D
R
E
D
12
V
W
H
T
48
5A
+
Controller
Figure 17: Wiring Diagram - UltraTemp 28kW HXi models
Wiring Diagrams Continued
Summary of Contents for ULTRATEMP HXi
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