45
Solar Three-way Valve
Cable (Optional)
External Control Cable
(Optional)
Tank Sensor Cable
(Optional)
Tank OLP Cable (Optional)
Detail A
Solar Pump Station Cable
(Optional)
Three-way Valve Cable
(Optional)
Two-way Valve Cable
(Optional)
(*Cooling model only)
Earth wire must be longer
than other cables for safety
reasons.
Room Thermostat Cable
(Optional)
Booster Heater Cord
(Optional)
11.3.4.1 Wire Stripping and Connecting Requirement
-30 -10 0 10 20 30-20
16000
14000
12000
10000
8000
˚C
6000
4000
2000
0
Graph 5.1: Tank sensor characteristic
Tank Sensor Resistance Vs Temperature
Resistance (kΩ)
Wire stripping
5mm or
more
(gap between
wires)
No loose strand
when insert
Indoor/outdoor
connecting
terminal board
10 ± 1mm
ACCEPT PROHIBITED
Conductor
over insert
Conductor not
fully insert
Conductor
fully insert
PROHIBITED
17
18
Diagram 5.2: External Controller connecting
diagram
External Controller
Terminal
Switch (ON/OFF)
Remove this
jumper if External
Controller
(Optional) is
connected to the
indoor unit
11.3.4.2 Connecting Requirement
For model WH-S**09*3E8
The equipment’s power supply 1 complies with IEC/EN 61000-3-2.
The equipment’s power supply 2 complies with IEC/EN 61000-3-2.
For model WH-S**09/12/14/16*9E8
The equipment’s power supply 1 complies with IEC/EN 61000-3-2.
The equipment’s power supply 2 complies with IEC/EN 61000-3-2.
The equipment’s power supply 2 shall be connected to a suitable supply network, with the following maximum
permissible system impedance Z
max
at the interface of the point: 0.449 Ω. Please liaise with supply authority to
ensure that power supply 2 is connected to a supply of the impedance or less.