Components and installation
21.11.2015
17 / 76
Z20469
Copyright
2013 by: WATERKOTTE GmbH. Subject to changes.
4.4
Hydraulical equipment
4.4.1
Domestic water heating technology
Heat exchanger made in high vacuum solder technology that works for indirect
water heating up to 60°C.
4.4.2
Domestic hot water tank (not DS 5018)
In system-specific design, Inhalt 204 Liter, test pressure 12 bar. tank made of
stainless steel, insulated with Neopor RG, (heat loss < 80 W at 60 °C). Connec-
tions for cold and hot water in the rear. An automatic legionella protection circuit
ensures hygienic quality of drinking water.
Note: Accessories as fittings, additions and security group and expansion vessel
are not included. They are optionally available.
4.4.3
Heat transfer medium
The unit may only operate with heat transfer media approved by Waterkotte.
These are Water-Glycol-mixes:
25 Vol. % Waterkotte-Ethylen-Glycol or
33 Vol. % Waterkotte-Propylen-Glycol
4.4.4
Use of passive Cooling
The heat source circulation and the heat use circulation are connected hydraulical-
ly. Therefore, both systems run with the same heat transfer medium.
