6
SP_us.book Page 30 Wednesday, May 30, 2012 1:30 AM
6
40S (40 gpm)
H
H
[m]
[ft]
1800
500
1600
1400
400
1200
1000
300
800
200
600
400
100
200
0
0
P2
P2
[kW]
[hp]
0.6
0.4
0.4
0.2
0.2
0.0
0.0
30
-66DS (20 hp)
-58DS (20 hp)
-50DS (20 hp)
-44DS (15 hp)
-37DS (15 hp)
-30 (10 hp)
-25 (7.5 hp)
-21 (7.5 hp)
-15 (5 hp)
-12 (5 hp)
-9 (3 hp)
-7 (2 hp)
-5 (1.5 hp)
-3 (1 hp)
0
10
20
0
2
4
0
10
20
30
40
6
8
10
Eff
P2
30
40
SP
40S
60 Hz, SF 1.15
ISO 9906 Annex A
50
60
Q [US GPM]
Q [m³/h]
12
Eff
[%]
60
40
20
0
50
Q [US GPM]
SP