Water Connection; Regulations For Water Connection; Connecting The Water Inlet - Rational iVario 2-XS Original Installation Instructions

8 | Water connection

8 Water connection
8.1

Regulations for water connection

Connection to soft water
When connecting the device to soft water, ensure that the water has a
residual hardness of at least 4 °dH. A soft water connection is not required.
Water pipe
Use a separate tap for each device on-site.
n
Do not use used water hoses.
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The water pipe used must at least meet the requirements of NSF51 or
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equivalent quality.
A water hose in accordance with NSF51 is included with the device. The
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materials used for this water pipe comply with the KTW, DVGW W270,
FDA regulations.
Drinking water protection
Observe the country-specific standards and regulations for the drinking water
network, including hygiene requirements (e.g. International Plumbing Code
(IPC) regulations).
Water pressure
The water pressure (flow pressure) in the supply line is 1,5 bar to 6 bar [22
n
psi to 87 psi].
A water pressure of 3 bar [43 psi] is recommended.
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Water temperature
Cold water max: 30 °C [86 °F]
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8.2

Connecting the water inlet

a
The water hose fulfills the hygiene requirements for drinking water hoses
in your country.
a
Line for shared cold water connection: 3/4 Inch
a
The water hardness is at least 4°dH.
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NOTE
80.06.415_iVario2-XS-iVarioPro2-S_IM_en_US