Viessmann PYROMAT ECO - Page 24

Wilo Stratos Para 25/1-7
■ Very economical HE pump (compliant with Energy Label A)
Operating mode: Constant differential pressure
40
0
10
20
30
0
100
200
300
400
0
0.5 1.0 1.5 2.0 2.5
Flow rate in m³/h
Pressure drop/head mbar
kPa
50
500
60
600
3.0 3.5 4.0
70
700
Δp-C
Max.
B
A
A
Divicon R 1¼ with mixer
B
Divicon R 1¼ without mixer
Operating mode: Variable differential pressure
40
0
10
20
30
0
100
200
300
400
0
0.5 1.0 1.5 2.0 2.5
Flow rate in m³/h
Pressure drop/head mbar
kPa
50
500
60
600
3.0 3.5 4.0
70
700
Δp-V
max.
B
A
A
Divicon R 1¼ with mixer
B
Divicon R 1¼ without mixer
Grundfos Alpha 2-60
■ Very economical HE pump (compliant with Energy Label A)
■ With power consumption display
■ With Autoadapt function (automatic matching to the pipework)
■ With night setback function
D
A
B
C
E
F
G
H
K
L
M
40
0
10
20
30
0
100
200
300
400
0 0.5 1.0 1.5 2.0 2.5
Pump rate in m³/h
Pressure drop/head
mbar kPa
50500
60600
A
Divicon R ¾ with mixer
B
Divicon R 1 with mixer
C
Divicon R 1¼ with mixer
D
Divicon R ¾, R 1 and R 1¼ without mixer
E
Stage 1
F
Stage 2
G
Stage 3
H
Min. proportional pressure
K
Max. proportional pressure
L
Min. constant pressure
M
Max. constant pressure
Bypass valve
Part no. 7464 889
To hydraulically balance the heating circuit with mixer. Inserted into
the Divicon.
Installation accessories
(cont.)
24
PYROMAT ECO
4
5822 546 GB