6
892
500
347.6
427.6
326.9
68.7
58.9
284.7
166
161
151
147.5
53
61.7
1
5
4
326
Attached Accessories
No. Accessories part Qty. No. Accessories part Qty.
1
Installation plate
1
4
Installation plate
1
2
Drain elbow
1
5
Screw
3
3
Packing
1
6
Reducing Adapter
(For WH-SDC** Only)
1
Optional Accessories
No. Accessories part Qty.
7
Remote Controller Case
1
8
Network Adaptor (CZ-TAW1B) and
Extension Cable (CZ-TAW1-CBL)
1
9
Optional PCB (CZ-NS5P)
1
Field Supply Accessories (Optional)
No. Part Model Specifi cation Maker
i
2-way valve kit
*Cooling model
Electromotoric Actuator SFA21/18 AC230V Siemens
2-port Valve VVI46/25 - Siemens
ii
3-way valve kit
Electromotoric Actuator SFA21/18 AC230V Siemens
3-port Valve VVI46/25 - Siemens
iii
Room thermostat
Wired PAW-A2W-RTWIRED
AC230V -
Wireless PAW-A2W-RTWIRELESS
iv Mixing valve - 167032 AC230V Caleffi
v
Pump
- Yonos 25/6 AC230V Wilo
vi Buffer tank sensor - PAW-A2W-TSBU - -
vii
Outdoor sensor
- PAW-A2W-TSOD - -
viii
Zone water sensor
- PAW-A2W-TSHC - -
ix
Zone room sensor
- PAW-A2W-TSRT - -
x
Solar sensor
- PAW-A2W-TSSO - -
It is recommended to purchase the fi eld supply accessories listed in above table.
Pipe Position Diagram
FRONT VIEW
BOTTOM VIEW
SIDE VIEW
a
b
c
d
f
e
Letter Pipe Description
Connection Size
WH-SDC** WH-SXC**
a
Water inlet
R 1¼" R 1¼"
b
Water outlet R 1¼" R 1¼"
c
Refrigerant gas 7/8-14UNF 3/4-16UNF
d
Refrigerant liquid 7/16-20UNF 7/16-20UNF
e
Drain water hole - -
f
Pressure relief valve drainage
3/8" 3/8"
Main Components Diagram
1
Cabinet front plate
2
Cabinet side plate (2 pieces)
3
Remote controller
4
PCB
5-1
Single Phase RCCB/ELCB (Main Power)
5-2
Single Phase RCCB/ELCB (Backup Heater)
6
Control board cover
7
Control board
8
Flow sensor
9
Air purge valve
0
Backup heater
a
Overload protector (2 pieces)
b
Expansion vessel
c
Pressure relief valve
d
Water pressure sensor
e
Magnetic water fi lter set
f
Water pump
g
Left Decoration Panel
h
Right Decoration Panel
i
Network Adaptor Holder
1
2
3
g
h
4
7
i
5-1
5-2
6
f
e
d
8
9
a
0
b
c
Dimension Diagram
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