Rational CombiMaster Plus

8 | Water connection
70 / 100 80.06.083_iCombiPro-iCombiClassic_IM_en-US
Water pressure
n
The water pressure in the supply line is 1.5–6*bar (21–87psi).
*Only Norway, Denmark, Finland and Sweden: 1.5-10bar (22–145psi)
n
A water pressure of 3bar (43psi) is recommended.
Required flow rate per unit
Unit size XS 6 half
size
6 full
size
10 half
size
10 full
size
20 half
size
20 full
size
Max. flow rate [l/min] 5 12 12 12 12 12 12
Max. flow rate [gal/
min]
1.32 3.17 3.17 3.17 3.17 3.17 3.17
8.2 Connecting the water inlet
The water inlet is located on the back or underside of the unit.
Unit size XS GN
Unit size 6 half size GN to 10 full size GN
Unit size 20 half size GN, 20 full size GN
a The on-site water supply line is flushed and vented.
a The water hose is flushed.
a Safety units, such as check valves or CA system separators are installed in
the feed line on the tap.
a Line for shared cold water connection: 3/4 inch
a Cold water temperature: max. 30°C [86°F]
a Water hardness: min. 5°dH (90ppm).