15
Installation
Hydraulics
Circulation pumps
Pump head diagram
THISION S PLUS 13
THISION S PLUS 19
THISION S PLUS 24
The GRUNDFOS UPM3 25-75
ciculation pump, which is installed
at the factory for the boiler, operates
continuously and adapts its pump
speedtoheatrequirements(ΔT).
A low pump setting is only permitted,
when a hydraulic switch or system
separation has been installed.
Notesonownoisesseenextpage.
8
0,25 0,5 0,75 1 1,25 1,5 1,75 2 2,25 2,5 2,75 3
[m]
[m
3
/h]
45%
40%
35%
30%
25%
50%
55%
60%
65%
70%
75%
80%
85%
90%
8
0,25 0,5 0,75 1 1,25 1,5 1,75 2 2,25 2,5 2,75 3
[m]
[m
3
/h]
45%
40%
35%
30%
25%
50%
55%
60%
65%
70%
75%
80%
85%
90%
8
0,25 0,5 0,75 1 1,25 1,5 1,75 2 2,25 2,5 2,75 3
[m]
[m
3
/h]
45%
40%
35%
30%
25%
50%
55%
60%
65%
70%
75%
80%
85%
90%
Pump head diagram
THISION S PLUS 34
THISION S PLUS 24 Combi
THISION S PLUS 34 Combi
Pump head diagram
THISION S PLUS 35L*
THISION S PLUS 46*
THISION S PLUS 54*
* Note:
This boiler has to be connected to a
low velocity header and secondary
circuit pump.