Page 36
Appendix
U
W
L N
1 2
L
N
R
ED
BL
U
Y/
G
K2
CN13
HEAT
CN18
EMV
CN66
RY
CN11
FOUR
OT
(RED)
P14L
P13L
CN30
CN42
CN15
EEV
AT
(WHT)
4V
K2
ACL
ACN
L
N
reactor
EEV
5
GND
COMP
U V W
U
W
V
RED BLK WHT
FM
V
FILTER
L
BL
U
BR
N
N
IT
(BLU)
SUT
(GRN)
CT
(YEL)
Magetic ring
t
50
K
ET
(GRY)
DCFAN
CN97
L
N
P
N
CN99
PL
t
5K
t
5K
t
5K
t
5K
t
5K
SUT
:
Suction temperature
OT
:
Outlet water temperature
4V
:
4 way valve
AT
:
Ambient temperature
COMP
:
Compressor
CT
:
Coil temperature
FM
:
Fan motor
IT
:
Inlet water temperature
LP
:
Low pressure protection
FS
:
Flow switch
HP
:
High pressure protection
ET
:
Exhaust temperature
EEV
:
Electronic expansion valve
K2
:
Realy of pump
EP
:
Exhaust protection
FS
LP
485B1
485A1
12V
GND
GND
485A1
485B1
RS485-
2(CC)
RS485
HP
H
P
EP
EP
/OHP
H
P
EP
GRN
220-240V~/50Hz
TO POWER
SUPPLY
MODE
CN10
3 4
Remote
ON/OFF
R
ED
W
H
T
BL
K
3
48
5A
+
48
5B
-
G
N
D
6 7
5
TO PUMP
<10A
4
YE
L
485
B-
R
ED
12
V
BL
K GN
D
Controller
WIFI
YE
L
485
B-
R
ED
1
2V
W
H
T
48
5A
+
BL
K GN
D
W
H
T
485
A+
OHP: Over-Heat Protection (20kW)
Figure 16: Wiring Diagram - UltraTemp 16kW, 20kW & 24kW HXi models
Wiring Diagrams Continued
Summary of Contents for ULTRATEMP HXi
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