A-IV
451903.66.18 · FD 9501
www.dimplex.
com.au
Appendix
HPWH 300 - HPWH 300HE
2.3 Hydraulic integration diagram
2.4 Legend
1
Shutoff valve
2
Pressure reducing valve
3
Test valve
4
Return flow inhibitor
5
Pressure gauge connecting stubs
6
Drain valve
7
Safety temperature pressure valve (PTR valve)
There must be no shut-off device between the cylinder and the
safety valve (PTR valve). The bleeding line/drain line of the valve
must not be blocked
8
Circulation pump
9
Outlet
*
No connections for second heat generator required (i.e. no heating
water flow and no heating water return flow) for hot-water heat
pumps without internal heat exchanger
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ATTENTION!
The PTR discharge pipe is to be installed in a continuously
downward direction in a frost free environment.
The discharge pipe shall not be blocked.
A pressure reducing valve set at 500 kPa must be fitted to
the cold water inlet.
Содержание HPWH 300
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Страница 17: ...A VI 451903 66 18 FD 9501 www dimplex com au Appendix HPWH 300 HPWH 300HE 3 Circuit Diagrams 3 1 Last Load...
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