Technical Data; Performance Data; Connection Sizes - oventrop Regudis W-HTU Einbau- Und Betriebsanleitung Für Fachpersonal

4 Technical data

4.1 Performance data

Size:
Max. operating pressure p
Max. operating temperature t
(Heating water – supply)
Min. cold water pressure:
Min. differential pressure
Supply:
Draw off temperature t
draw off
Min. flow temperature:
Connections:
Max. draw off capacity
(potable water hot)
Draw off capacity at dT 35K: 26 KW
Fluid primary side:
Fluid secondary side:
Fluid: Non-aggressive fluids (e.g. water and suitable
water and glycol mixtures according to VDI 2035). Not
suitable for steam, oily and aggressive fluids.
4.2 Materials
Plate heat exchanger
Pipes
Valves and fittings
Seals
Base plate
4.3 Connections
In the station
To the connections
Spacers for heat meter
14
DN 20
: 10 bar (PN 10)
s
: 90 °C
s
2.5 bar
300 mbar
: 45-60 °C
t + 15K
draw off:
3
G ⁄ collar nut,
4
flat sealing
8 l/min
Heating water
Potable water
Stainless steel 1.4401/
brazed copper or nickel
Stainless steel
1.4404 / 1.4401
Brass / brass resistant
to dezincification
EPDM / PTFE
Steel, galvanised
3
G ⁄ flat sealing –
4
spanner size 30/32
G 3 ⁄ flat sealing –
4
spanner size 30
3
G ⁄ x 110 mm –
4
spanner size 24
4.4 Dimensions
Illustr. 4.1 Dimensions

4.5 Connection sizes

Illustr. 4.2 Connection sizes
Potable water dwelling
A – Hot water
Supply
C – Cold water supply
D – Heating system supply
E – Heating system return
Heating circuit dwelling
F – Heating circuit supply
G – Heating circuit return