Goulds 5GB Technical Manual page 12

Residential and Commercial Water
25GB PERFORMANCE CURVES
METERS PSI FEET
MODEL: GB
250
RPM: 3500
BASED ON ZERO INLET PRESSURE
CURVE NO. CN0433R01
500
150
200
25GB30 – 14 STAGE
400
150
100
25GB20 – 10 STAGE
300
25GB15 – 9 STAGE
100
25GB10 – 7 STAGE
200
50
25GB07 – 5 STAGE
50
100
0 0 0
0
0 1
METERS PSI FEET
MODEL: GB
250
RPM: 2900
BASED ON ZERO INLET PRESSURE
CURVE NO. CN0561R01
500
150
25GB30 – 21 STAGE
200
400
150
100
25GB20 – 14 STAGE
300
100
25GB15 – 10 STAGE
200
25GB10 – 7 STAGE
50
25GB07 – 5 STAGE
50
100
0 0 0
0
0
PAGE 12
Goulds Water Technology
RECOMMENDED RANGE
5 10 15
2 3 4
RECOMMENDED RANGE
5 10 15
1 2 3
8 – 33 GPM
NPSHR – FEET
20 25 30
5 6 7
CAPACITY
8 – 28 GPM
20 25
4 5 6
CAPACITY
25
20
15
10
5
0
35 40 U.S. GPM
8 9 M /Hr.
3
15
NPSHR – FEET
10
5
0
30 35 U.S. GPM
7 8 M /Hr.
3