Glanded Pumps - THERMO-ECO-ENGINEERING úvod

Standard Pumps
Twin-head pumps (Heating, Air-conditioning, Cooling and Industry)
Pump curves Wilo-VeroTwin-DPL
Wilo-VeroTwin-DPL 65 / 145-5.5 / 2 – 65 / 155-7.5 / 2
Rotational speed 2900 rpm – individual operation Rotational speed 2900 rpm – parallel operation
H [m]
28
24
20
16
12
8
4
0
P2 [kW]
4 8 12 16 20 24
0
0
ηp [%]
Qmin
Wilo-VeroTwin-DPL 65/155-
Wilo-VeroTwin-DPL 65/145
DPL 65/155-7,5/2
0
0 20 40 60 80
6
4
2
60
40
20
0
0
DPL 65/155-5,5/2
DPL 65/145-5,5/2
20 40 60 80
20 40 60 80
Ø 140
Wilo-VeroTwin-DPL 65 / 165-5.5 / 2 – 65 / 175-7.5 / 2
NPSH [m]
Q [m³/h]
Ø 126
Q [l/s]
Ø 140
Q [m³/h]
Ø 140
Q [m³/h]
10
8
6
4
2
0
Rotational speed 2900 rpm – individual operation Rotational speed 2900 rpm – parallel operation
H [m]
36
32
28
24
20
16
12
8
4
Qmin
0 4 8 12 16 20 Q [l/s]
P2 [kW]
Ø 152
6
4
2
Ø 134
0
0
ηp [%]
60
20 40 60
Wilo-VeroTwin-DPL 65/175-
Wilo-VeroTwin-DPL 65/165
DPL 65/175-7,5/2
0
0 20 40 60
40
20
DPL 65/175-5,5/2
DPL 65/165-5,5/2
0
0 20 40 60
Ø 152
Ø 152
NPSH [m]
Q [m³/h]
Q [m³/h]
Q [m³/h]
8
4
0
116 Subject to change without prior notice 09 / 2006 WILO AG
H [m]
28
24
20
16
12
8
4
Qmin
Wilo-VeroTwin-DPL 65/155-
Wilo-VeroTwin-DPL 65/145
+
DPL 65/155-7,5/2
Ø 140
0
0 20 40 60 80 100 120 140 160
0 4 8 12 16 20 24 28 32 36 40 44 48 Q [l/s]
P2 [kW]
12
10
8
6
4
2
0
0
ηp [%]
20 40 60 80 100 120 140
Ø 140
Ø 126
160 Q [m³/h]
60
40
20
H [m]
DPL 65/145-5,5/2
0
0 20 40 60 80 100 120 140 160
36
32
28
24
20
16
12
8
4
Qmin
0
0
ηp [%]
60
20 40 60 80 100 120 140
Ø 152
NPSH [m]
Q [m³/h]
Ø 140
Q [m³/h]
Wilo-VeroTwin-DPL 65/175-
Wilo-VeroTwin-DPL 65/165
+
DPL 65/175-7,5/2
0
0 20 40 60 80 100 120 140
0 4 8 12 16 20 24 28 32 36 40 44 Q [l/s]
P2 [kW]
Ø 152
12
8
Ø 134
4
40
20
DPL 65/165-5,5/2
0
0 20 40 60 80 100 120 140
NPSH [m]
Q [m³/h]
Q [m³/h]
Ø 152
Q [m³/h]
10
8
6
4
2
0
16
12
8
4
0