Construction Features; Overall Dimensions; Electrical Diagram - Ariston NUOS 200 EXT Instructions D'utilisation

2.2 Construction features

Refer to Fig. 1

2.3 Overall dimensions

Refer to Fig. 2

2.4 Electrical diagram

Refer to Fig. 3
Heat pump water heater – GENERAL INFORMATION
1 hermetic rotary compressor
2 electrolytic condenser for compressor
3 safety pressure switch
4 fan
thermostatic expansion valve
5
6 condenser
evaporator
7
8 electronic control panel
condensate drainage pipe
9
10 electric heating element
titanium impressed current anode
11
12 functional and safety NTC sensor
13 hot gas defrost valve (only on EXT models)
14 outlet water NTC temperature sensor
15 disposable magnesium anode
16 feet with adjustable height
A Inlet cold water 3/4" pipe
B Outlet hot water 3/4" pipe
C Condensate drainage connection
D Solar circuit 3/4" inlet pipe (SOL version only)
E Solar circuit 3/4" outlet pipe (SOL version only)
SYMBOL
A Power supply
B Batteries
C Interface board
D Electric heating element
E NTC sensor for heating element zone
F Impressed current anode
G Water tank earth connection
H Serial connection board
I Mainboard
L Operation condenser
M Compressor
N Fan
O Hot gas valve
D Safety pressure switch
Q NTC sensor for hot water pipe zone
R NTC sensor for evaporator and inlet air
EDF HCHP signal (EDP) - cable not supplied with the product
DESCRIPTION
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