Water Connection - Rational VarioCooking Center 112 Installation Manual

Water connection

Common information
Our units comply with NF EN 1717: 2001-05 regula-
tions, which are recognised by the SVGW and DVGW.
A soft water connection is not necessary. If regard-
less the unit shall be connected to soft water make
sure that the remaining water hardness is set to 5°e
(7°fH or 4°dH) minimum
The appliance must be connected to the facility
water supply with a supply hose that conforms to
EN 61770 resp. IEC 61770 or of similar quality.
The water supply hose must fulfil the local or stand-
ard hygiene requirements for hoses in drinking water
systems.
1
3/4"
30°C/86°F
150-300kPa
21-87 psi
1
2
3/4"
30°C/86°F
150-300kPa
21-87 psi
1
2
v08
2
- 20 -
We recommend to install an individual shut-off valve
for each appliance
We do not talk here about local specific laws.
Installers are responsible to take account of local
regulations.
Connection
(1)
(2)
Models 112
Models 211/311
Pressure & flow
Water pressure has to be in the range between
150 kPa and 600 kPa. Recommended is 300 kPa
minimum.
Nominal flow should be between: 1,8 to 2,5 m3/h
Temperature
For units without hot water connection, maximum
temperature of cold water connection should not
exceed (30°C- 86°F) max.
For units fitted with hot water connection, the tem-
perature should not exeed 60°C or 140°F. Take care
of the connection!
*Hot water connection is an option, devices are not
fitted as standard.
Cold water supply (3/4")
Quenching or Pan filling
Hot water supply* (3/4")
Pan filling only. Max 60°C
Pict. 1
Pict. 2