Technical Specifications - CALEFFI SATK Serie Manuel D'installation

Mechanical wall-mounted heat interface unit with zone valve
and SATK series DHW mixer
INSTRUCTIONS FOR INSTALLATION, COMMISSIONING AND MAINTENANCE

Technical specifications

Materials
Frame:
Exchanger:
Connection pipes:
Components:
Performance
Medium:
Maximum medium temperature:
Max. working pressure:
Nominal DHW exchanger capacity:
DHW circuit flow rate:
Heat interface units connection:
primary circuit:
heating circuit:
DHW circuit:
Contents of pack:
- HIU
- Instructions
- Mounting bolts
- 230 V thermo-electric head for zone valve
List of components
galvanised steel
brazed stainless steel
copper
brass EN 12165 CW617N
water, max. 30 % glycol
85 °C
- primary circuit: PN 10 bar
- domestic circuit: PN 10 bar
40 kW
min 1,8 ± 0,3 l/min
max 18 l/min
3/4"
3/4"
3/4"
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.
11 – DCW strainer
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.
Dimensions
B C
A D
3/4" 222.5 149 27.5
Primary circuit flow
Primary circuit return
Domestic hot water outlet
Domestic cold water inlet
EN
SATK16315
E F G H
Mass (kg)
116 157.5 94 70
Primary circuit flow
Primary circuit return
Domestic hot water outlet
Domestic cold water inlet
Heating circuit flow
Heating circuit return
10