5. Wiring Diagram
15
THERMA V Monobloc
Product Data
■ Field Wiring
For Hydro Unit type
Note
1. Voltage supplied to the unit terminals should be within the minimum and maximum range.
2. Maximum allowable voltage unbalance between phase is 2%.
3. All installation sites must be equipped with an earth leakage circuit breaker (ELCB).
No. Name No. Name
1 Hydro unit 10 DHW tank *
2 Outdoor unit 11 Power supply DHW boost heater *
3 Communication cable 12 DHW tank kit *
4 Heating water pipes 13 Circuit breaker for DHW boost heater *
5 Remote controller 14 DHW boost heater *
6 Power supply outdoor unit
* Optional
ELCB : Earth-leakage circuit breaker
CB : Circuit breaker
7 Power supply indoor unit
8 Power supply backup heater *
9Backup heater *
Out
Water
Water In
ji
lsji
ji
ji
ji
Switch box
Y
Z
[
]
^
_
XX
X[
XW
\
X
XZ
`
XY
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