2 .10 Heating circulation pump
speed settings
fi gure 28 - Hydraulic pressures and fl ow rates available
0
1
2
3
4
5
6
7
8
mCE
1 mbar = 10 mmCE = 100 Pa
m /h
3
1
1,5
2
0,5
0
0
0,5
1
1,5
2
m
3
/h
1
3
55
77
88
0
1
2
3
4
5
6
7
8
mCE
1 mbar = 10 mmCE = 100 Pa
m /h
3
1
1,5
2
0,5
0
0
0,5
1
1,5
2
m
3
/h
1
3
55
77
88
Variable pressure
The circulator varies the manometric height
according to the fl owrate.
Recommended for a system equipped with
radiators
(particularly any system with
thermostatic valves).
Constant pressure
The circulation pump maintains the
manometric height constant whatever the
fl ow rate.
Recommended for a system with constant
pressure drop like
a fl oor heating system
fi gure 29 - Operation signals the HP circulator
LED Off:
The pump does not work, no electrical power.
Green LED on:
The pump works normally
Green LED blink:
Venting operating mode (10 minutes).
Green/Red LED blink:
Operating error with automatic reboot.
Red LED blink:
Operating error.
Installation and operating manual "1572 - EN"
Heat pump air/water split 2 services alféa excellia duo
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