A
C
B
D
E
F
G
H
Mass (kg)
3/4” 222.5 149
27.5 116 157.5 94
70
10
Function
The SATK16 series HIU allows independent control of heat regulation
and domestic hot water production within centralised heating systems.
Product range
SATK16315
Wall-mounted high temperature heating interface
unit, instantaneous domestic hot water production,
mechanical regulation equipped with 30 kPa differential
pressure regulating valve, zone valve and thermostatic
mixing valve.
Technical specifications
Materials
Frame:
galvanised steel
Exchanger:
brazed stainless steel
Connection pipes:
copper
Components:
brass EN 12165 CW617N
Performance
Medium:
water, max. 30% glycol
Maximum medium temperature:
85°C
Max. working pressure:
- primary circuit: PN 10 bar
- domestic circuit: PN 10 bar
Nominal DHW exchanger capacity:
40 kW
DHW circuit flow rate:
min 1,8 ± 0,3 l/min
max 18 l/min
Heat interface units connection:
primary circuit:
3/4”
heating circuit:
3/4”
DHW circuit:
3/4”
Contents of pack:
- HIU
- Instructions
- Mounting bolts
- 230 V thermo-electric head for zone valve
Mechanical wall-mounted heat interface unit with zone valve
and SATK series DHW mixer
SATK16315
INSTRUCTIONS FOR INSTALLATION, COMMISSIONING AND MAINTENANCE
Dimensions
List of components
H0005562/EN
www.caleffi.com
© Copyright 2018 Caleffi
Primary circuit flow
Primary circuit return
Domestic hot water outlet
Heating circuit flow
Heating circuit return
Domestic cold water inlet
Primary circuit flow
Primary circuit return
Domestic hot water outlet
Heating circuit flow
Heating circuit return
Domestic cold water inlet
1 − DHW priority valve
2 − Air exhausts/vents
3 − Brazed exchanger
4 − Proportional modulating valve with manual pre-set
5 − Differential pressure regulating valve (30 kPa)
6 − Connection M10 for 1 heat meter temperature probe
7 − Strainer
8 − Zone valve with pre-adjustment
9 − Thermostatic mixing valve
10 − Heat meter template L = 130 mm.
