26
6.7
B
ATHROOM
Z
ONES
6.8
C
OMBINATION
V
ALVE
To NUOS Cold Water
Connection - 22mm
NO VALVES
Cold Feed from
Mains 22mm
Balanced Cold
Supply to Taps
22mm
PRV Discharge - 15mm
NO VALVES
Pressure Relief Valve (PRV)
Pressure
Regulating Valve
@ 3.5 bar
Integral Non-return Valve
Expansion
Vessel
NO VALVES
F
IG
. 6.8
A
C
OMBINATION
V
ALVE
0.75m
r0.6m
Switches and fuse units
must be installed in Zone 3
F
IG
. 6.7
A
B
ATHROOM
Z
ONES
The NUOS appliance is rated @ IPX4.
The NUOS unit can be installed in Zone 2 and Zone 3. However, the
switch/fuse unit must be installed in Zone 3.
The combination valve can be installed in any orientation.
The pipework must be flushed prior to fitting the valve to avoid damage to
the valve.
WARNING
No valves must be fitted between the combination valve and
the NUOS.
WARNING
No valves must be fitted from the combination valve to the
expansion vessel or PRV discharge.
The NUOS can be installed in a
bathroom, however, a bathroom
would not be the most suitable
location.
Содержание NUOS FS 200
Страница 8: ...8 FIG 1 9A NUOS COMPONENTS IDENTIFICATION 1 9 NUOS COMPONENTS IDENTIFICATION ...
Страница 17: ...17 17 5 TECHNICAL DATA 5 1 DIMENSIONS FIG 5 1A DIMENSIONS ...
Страница 43: ...43 43 ...