Water Connection; Regulations For Water Connection - Rational iCombi Pro Original Installation Instructions

8 | Water connection

8 Water connection
8.1

Regulations for water connection

Malfunction due to falling below the minimum conductivity value
Make sure that the minimum conductivity of the water is 50 μS/cm [32
ppm TDS].
The device complies with current regulations (SVGW, KIWA, WRAS).
Observe the country-specific standards and regulations for connection to the
drinking water network, including for hygiene requirements.
Water pipe
Use a separate tap for each device on-site.
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The water pipe used must at least meet the requirements of IEC 61770,
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EN 61770, EN 13618 or equivalent quality.
Do not use used water hoses.
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A water hose as per EN 61770 is available from the manufacturer under
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item number 2067.0709. The materials used for this water pipe comply
with the KTW, WRAS and FDA regulations. An adapter on the water hose
is required for USA and Canada.
Drinking water protection
Drinking water protection in accordance with EN 1717 requirements is re-
quired for connection to the drinking water network.
For device size XS GN from the iCombi Classic series, drinking water pro-
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tection for material class 3 as per EN 1717 must be installed in the inlet
pipe of the water tap for connection to the drinking water network, e.g. a
CA system separator as per EN 14367. The CA system separator is in-
cluded in the scope of delivery in the Netherlands, Switzerland and Japan.
For other countries in Europe, the CA system separator is available under
item number 50.01.820.
All other devices comply with the requirements for drinking water protec-
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tion as per EN 1717 when delivered.
Water pressure
The water pressure (flow pressure) in the supply line is 1.5 – 6 bar (21 –
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87 psi).
A water pressure of 3 bar (43 psi) is recommended.
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Required flow rate per device
Device size
Max. flow rate [l/min]
Max. flow rate [gal/
min]
60 / 84
XS 6 half
size
5 12
1.32 3.17
80.06.083_iCombi Pro-iCombi Classic_IM_V01_en-US
NOTE
6 full 10 half 10 full
size size size
12 12 12
3.17 3.17 3.17
20 half 20 full
size size
12 12
3.17 3.17