Example NRA 2250 04 (Storage tank with one pump working and one in reserve)
DESCRIPTION OF COMPONENTS
3
KEY
1 Air exchange coils
2 Pump unit (only for versions
with accumulation, or in
pump-only versions)
3 Water filter
4
Expansion tanks (only for
versions with accumulation,
or pump-only versions)
5 Accumulation
6 Safety valve
7 Manual drain valve
8 Charging unit
9 Plate evaporator
10 Flow switch 1 per circuit
11 Electric box closing
panels
12 Fan
13 Fan unit
14 Scroll type compressors
15 Compressor area for
soundproofing
5