Caleffi 528 Serie Bedienungsanleitung

Gruppi di espansione per scaldacqua ad accumulo
Expansion groups for hot water storage heaters
Sicherheitsgruppe für Brauchwassererwärmer
© Copyright 2023 Caleffi
Funzione I gruppi di espansione sono dispositivi utilizzati negli impianti idrosanitari per la
protezione degli scaldacqua ad accumulo.
Function
Funktion
The expansion groups are used in domestic water systems to protect hot water storage
heaters.
Sicherheitsgruppen sind Armaturen, die in Trinkwasser erwärmungsanlagen zum Schutz des
Brauchwassererwärmer eingesetzt werden.
5280
Product range
528046
528048
528041
528056
528058
528051
Technical Materials:
specification
- Body:
- Ball isolating valve:
- Check valve:
- Expansion relief valve:
- Expansion relief valve obturator:
- Seals:
- Tundish:
Medium:
Max. working temperature:
Max. working pressure:
Expansion relief valve setting pressure:
Connections:
Discharge:
Technical Material:
specification Thickness:
of insulation
Density:
Conductivity:
Temperature range:
Fire resistence (UL94):
DN 15 / 1/2" 6 bar
DN 15 / 1/2" 8 bar
DN 15 / 1/2" 10 bar
DN 15 / 3/4" 6 bar
DN 15 / 3/4" 8 bar
DN 15 / 3/4" 10 bar
(5280) 1/2" - 3/4" (EN 10226-1) M; (5281) 3/4" - 1" (EN 10226-1) M
1
www.caleffi.com
5281
528156
DN 20 / 3/4" 6 bar
528158
DN 20 / 3/4" 8 bar
528151
DN 20 / 3/4" 10 bar
528166
DN 20 / 1" 6 bar
528168
DN 20 / 1" 8 bar
528161
DN 20 / 1" 10 bar
brass EN 12165 CW617N
brass EN 12164 CW617N
brass EN 12165 CW617N
at 10 °C: 0,037 W/(m·K)
48244.02
IT
EN
DE
528 series
POM
EPDM
EPDM
PP
water
40 °C
10 bar
6 - 8 - 10 bar
pipe Ø 40 mm
EPP
12 mm
45 kg/m
3
-5–120 °C
class HBF