CALEFFI SATK Serie Instrucciones De Instalación, Puesta En Marcha Y Mantenimiento

Wall-mounted Heat Interface Unit - HIU, SATK series
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INSTALLATION, OPERATION AND MAINTENANCE MANUAL
Technical specifications
Materials
Frame:
Exchanger:
Connection pipes:
Components:
Performances
Medium:
Maximum medium temperature:
Max. pressure: - primary circuit:
- domestic hot water circuit: PN 10 bar
DHW exchanger capacity:
Domestic hot water flow rate:
HIU connections:
Primary circuit:
Heating circuit:
DHW circuit:
Box contents:
- HIU
- instructions
- fixing screws
List of components
ç
é
è
steel plate
brazed
copper
brass EN 12165 CW617N
water, max. 30% glycol
85°C
PN 10 bar
40 kW (SATK15323 DPCV)
50 kW (SATK15324 DPCV)
65 kW (SATK15325 DPCV)
min. 1,8 ± 0,3 l/min
max. 18 l/min
3/4" M
3/4" M
3/4" M
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Function
The SATK Heat Interface Unit (HIU) independently controls the
heating and domestic hot water generation in an individual
apartment within a centralised boiler or district heating system.
Product range
HIGH temperature wall-mounted HIU instantaneous production of
DHW, mechanical regulation with 30 kPa DPCV on the flow side:
SATK15323 DPCV
SATK15324 DPCV
SATK15325 DPCV
Dimensions
E
E
F
20
B
A B
420 190
G H
157 91
(SATK15325 DPCV)
1 - DHW priority switch
2 - DPCV
3 - Manual air vent
4 - Brazed heat exchanger
5 - Mechanical modulating valve
with manual pre-set
1
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SATK1532 DPCV
DHW 40 kW
DHW 50 kW
DHW 65 kW
I
E
N
E E E
G F
B
A
C D E
48 175 3/4"M
I L M
218 130 (169) 78 (117)
Primary circuit flow
Primary circuit return
Domestic hot water outlet
Domestic cold water inlet
Heating circuit flow
Heating circuit return
78265
15
F
70
N
9