SATK20 & SATK30
13
Components - SATK30103 & SATK30105
Item Component
1
Primary isolation valve
2
Drain cock
3
Heat meter spool piece -
replaced by heat meter when fitted
4
Primary filter and heat meter probe pocket
5
Heating circuit on/off valve
7
Modulating primary control valve (DHW)
8
Plate heat exchanger (DHW)
9
DHW temperature sensor
10
DHW flow switch
11
Electronic control unit
12
Room controller (not supplied)
13
Plate heat exchanger (space heating)
14
Heating flow temperature sensor
15
Temperature control stat
16
Strainer (heating circuit)
17
Pump safety bypass and DP switch
18
Pump
19
Expansion vessel
20
Safety relief valve - 3 bar
21
Heating return temperature sensor
22
Pressure gauge
23
Filling loop isolation valve
*
24
Filling loop double check valve
*
25
Filling loop
*
*
Not shown on Components illustration
Functional characteristics - SATK30103
Heating range:
- LOW temperature setting 25 to 45˚C
- MEDIUM/HIGH temperature setting 50 to 75˚C
Set point regulation
DHW production range:
42 to 60˚C
Heat exchanger capacity
SATK30103
up to 50 kW
SATK30105
up to 75 kW
Optional functions
Domestic water cycle:
domestic water preheating function
Heating cycle at LOW temperature setting:
modulating temperature regulation
with compensated set point
under floor heating screed drying
cycle
Components - SATK30103
Components - SATK30103
ON DHW CH FAULT
RESET
1
19
11
5
13
7
15
21
20
18
10
17
16
3
4
2
14
8
22
2
ON DHW CH FAULT
RESET
1
2
1
19
11
5
13
7
15
9
21
20
18
10
17
16
3
4
2
14
8
2
1
0
3
4
bar
22
2
2