Glanded Pumps - THERMO-ECO-ENGINEERING úvod

Standard Pumps
Twin-head pumps (Heating, Air-conditioning, Cooling and Industry)
Pump curves Wilo-CronoTwin-DL
Wilo-CronoTwin-DL 125 / 250-11 / 4 – 125 / 270-15 / 4
Rotational speed 1450 rpm – individual operation Rotational speed 1450 rpm – parallel operation
H [m]
28
24
20
16
12
8
4
0
0 40 80 120 160
2
0
200 Q [m³/h]
0
P2 [kW]
10 20 30 40 50
24
16
8
0
0 40 80 120 160 200 Q [m³/h]
ηp [%]
60
Ø 272
40
20
DL 125/270-11/4
0
0 40 80 120 160 200 Q [m³/h]
Wilo-CronoTwin-DL 125 / 300-18.5 / 4 – 125 / 340-30 / 4
Rotational speed 1450 rpm – individual operation Rotational speed 1450 rpm – parallel operation
H[m]
P [%] P 2 [kW]
50
45
40
35
30
25
20
15
10
5
Q min
DL 125/320-18,5/4
DL 125/300-18,5/4
Wilo Catalogue A2 – Glanded pumps
Wilo-CronoTwin-DL 125/270 -
Wilo-CronoTwin-DL 125/250
DL 125/270-15/4
DL 125/250-11/4
Ø 272
NPSH [m]
Q [l/s]
Ø 272
Ø 248
Wilo-CronoTwin-DL 125/340 -
Wilo-CronoTwin-DL 125/300
DL 125/340-30/4
DL 125/320-22/4
Ø335
0
0 50 100 150 200 250 300
0
[m
0 10 20 30 40 50 60 70 80 90
3 /h]
[l/s]
Q
35
30
25
20
Ø312
Ø335
15
10
5
Ø296
0
0
80
50 100 150 200 250 300 [m
60
40
20
Ø335
3 /h]
0
0 50 100 150 200 250 300 [m3 /h]
4
NPSH [m]
6
4
2
H [m]
28
24
20
16
12
8
4
0
0 40 80 120 160 200 240 280 320 360
0 10 20 30 40 50 60 70 80 90 100 110 Q [l/s]
P2 [kW]
Ø 272
24
16
Ø 248
8
0
0
ηp [%]
40 80 120 160 200 240 280 320 360
H[m]
P [%] P 2 [kW]
60
40
20
50
45
40
35
30
25
20
15
10
5
Wilo-CronoTwin-DL 125/270 -
Wilo-CronoTwin-DL 125/250
+
DL 125/270-15/4
DL 125/250-11/4
0
0 40 80 120 160 200 240 280 320 360
Ø 272
NPSH [m]
8
6
4
2
0
Q [m³/h]
Q [m³/h]
Ø 272
Q [m³/h]
0
0 100 200 300 400 500 600
60
50
40
30
20
10
Q min
Wilo-CronoTwin-DL 125/340 -
Wilo-CronoTwin-DL 125/300
+
DL 125/320-22/4
DL 125/300-18,5/4
0
0
80
60
100 200 300 400 500 600
Ø335
40
20
0
0 100 200 300 400 500 600
Q
DL 125/340-30/4
15
10
5
0
[m3 /h]
0 20 40 60 80 100 120 140 160 180 [l/s]
Ø312
Ø296
Ø335
Ø335
NPSH [m]
[m 3 /h]
[m 3 /h]
131
Standard pumps