11
6. Installation Instruction
6.1 WH-TD20E3E5 WH-TD30E3E5-1
Dimension (mm)
Model
Capacity
(Litre)
Height Diameter
WH-TD20E3E5 198 1150 580
WH-TD30E3E5-1 287 1600
580
Main components
1. Hot water outlet – 19.05 mm (3/4"BSP)
2. Electrical box lid
3. Sensor socket – 12.70 mm (1/2"BSP)
4. Flow inlet – 19.05 mm (3/4"BSP)
5. Return outlet – 19.05 mm (3/4"BSP)
6. Cold water inlet – 19.05 mm (3/4"BSP)
7. Threaded Sensor hole for solar station connection
– 12.70 mm (1/2"BSP)
8. Anode connector – 19.05 mm (3/4"BSP)
Accessory parts
A. 3-way valve
B. Sensor
C. Installation manual
D. Safety valve
E. Adjustable legs × 3
F. Anode bar
Diameter
Height
Detail of Electric Box
Reset button
Safetycut-out
Thermostat
Electric element
5/4"BSP
Remove this jumper
when connecting
the Tank Unit to a
PanasonicAir-to-Water
Heatpump Indoor Unit
(except S*H model)
8
1
2
3
4
7
5
6
6.1.1
Piping and Wiring Installation
Panasonic
Heating
B side
A B
A side
3-way valve
Hot water connection
Anode bar insert
30
0 mm or mo
re
Drain connection water
discharge (3/4"BSP)
Connection (1/2"BSP)
Water supply valve
(
fi
eld supply)
Tee Joint
(field supply)
Obstacle
600
mm o
r mo
re
to fro
nt
Safety valve
7
4
3
1
2
6
5
