Beretta HYDRONIC UNIT Series Instructions For Installation, Use And Maintenance Manual page 29

For highefficiency heat pumps
Table of Contents

Advertisement

HYDRONIC UNIT
A
Unit
B
Control panel
S1
OFF (open contact) - ON (closed contact)
S2
Cooling (closed contact)/Heating(open contact)
S3
Normal (open contact)/Eco (closed contact)
1
3-way valve (only N-10 for spring models)
2
Auxiliary heat source required for DHW / Dehumidifi cation
3
Additional water circulator / Water pipe trace heaters
4
External heat source / Defrosting
5
Alarm / Signal that Ambient Temperature has been Reached
6
Maximum frequency reduction
7
Domestic water requested
8
External alarm input
9
External temperature sensor (NTC 3k @25°C)
Remote control
A
N
N
18
1
C
W
G
Y
13
14
15
6
7
B
single-phase / Einphasig
L N
10
30
4-6-8-12
L
N
A
Gerät
B
Bedientafel
S1
OFF (offener Kontakt) - ON (geschlossener Kontakt)
S2
Kühlbetrieb (geschlossener Kontakt)/Heizbetrieb (offener Kontakt)
S3
Normalbetrieb (offener Kontakt)/Öko-Modus (geschlossener Kontakt)
1
3-Wege-Ventil (nur N-10 bei Modellen mit Feder)
2
Anforderung Hilfswärmequelle für BWW /Entfeuchtung
3
Zusätzliche Wasserumlaufpumpe / Begleitheizung Wasserleitungen
4
Externe Wärmequelle / Abtauen
5
Alarm / Anzeige Raumtemperatur erreicht
6
Verringerung der Höchstfrequenz
7
Brauchwasseranforderung
8
Externer Alarmeingang
9
Außentemperaturfühler (NTC 3k @25°C)
10
11
12
4
5
16
4
2
5
3
7
6
3
2
1
8
S3
10
40
15
L
N
L
N
9
8
21
23
24
12 T - 15 T
L1 L2 L3 N
29
S1
S2

Advertisement

Table of Contents
loading

Table of Contents