Art.-Nr. 908.30.62.00
Stand 11/2015
- 25 -
3.5
Calcification protection
Limescale deposits from the water increase significantly at higher temperatures (>55°C). Set
the temperature as low as possible for this reason.
Observe hygiene regulations!
In order to ensure the longest possible service life of the plate heat exchanger, the
manufacturer recommends using water softeners if the water hardness level is > 8.5°dH.
Water treatment measures to prevent scale formation (water softening)
Fresh water station
with premix function
Fresh water station
without premix function
Mass concentration of calcium
carbonate [mmol/l]
Tapping temperature
approx. 50°C
Tapping temperature
approx. 60°C
< 1.5 (equivalent to < 8.4°dH)
None
None
> 1.5 to < 2.5
(equivalent to > 8.4°dH to < 14°dH)
None
Recommended
> 2.5 (equivalent to > 14°dH)
Recommended
Required
Refer to the Maintenance section for recommendations on cleaning.
Summary of Contents for FRIWA 30
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