END-SUCTION CENTRIFUGAL
36
END-SUCTION CENTRIFUGAL PUMPS Series: IA 2 - 125 HP / 1750 & 3500 RPM Suction: 1½" - 8" NPT or flange Discharge: 1" - 6" NPT or flange APPLICATIONS 4 Booster systems 4 Water transfer 4 Chilled water system 4 High flow-rate / medium pressure VOLUTE Cast iron ASTM A-48 class 30. INTERMEDIATE COUPLING Cast iron ASTM A-48 class 30. IMPELLER 4 Cast iron ASTM A-48 class 30 4 Dynamically balanced SEAL Design: mechanical, type 01. Material: Ceramic stationary part, carbon ring seal and exclusion in the rotating part. Buna-N elastomer and stainless steel spring. SHAFT SLEEVE Stainless steel. O-RINGS Buna-N. MOTOR High quality premium efficiency TEFC or ODP electric motors, designed & developed in accordance with industry standards for industrial and commercial pumping applications. 4 1 & 3 phases, 60 Hz 4 Rated output: 2 to 125 HP 4 1750 & 3500 RPM 4 Frame sizes: 182 JM to 405 JM HARDWARE Carbon steel. PAINT Air dry enamel, water based. SPECIFICATIONS Representative images Last update: 07/21/2021 barmesa.com
Transcript of END-SUCTION CENTRIFUGAL
END-SUCTIONCENTRIFUGALPUMPSSeries: IA2 - 125 HP / 1750 & 3500 RPMSuction: 1½" - 8" NPT or flangeDischarge: 1" - 6" NPT or flange
APPLICATIONS4 Booster systems4 Water transfer4 Chilled water system4 High flow-rate / medium pressure
VOLUTECast iron ASTM A-48 class 30.
INTERMEDIATE COUPLINGCast iron ASTM A-48 class 30.
IMPELLER4 Cast iron ASTM A-48 class 304 Dynamically balanced
SEALDesign: mechanical, type 01.Material: Ceramic stationary part, carbon ring seal and exclusion in the rotating part. Buna-N elastomer and stainless steel spring.
SHAFT SLEEVEStainless steel.
O-RINGS
Buna-N.
MOTOR
High quality premium efficiency TEFC or ODP
electric motors, designed & developed in
accordance with industry standards for
i n d u s t r i a l a n d c o m m e r c i a l p u m p i n g
applications.
4 1 & 3 phases, 60 Hz
4 Rated output: 2 to 125 HP
4 1750 & 3500 RPM
4 Frame sizes: 182 JM to 405 JM
HARDWARE
Carbon steel.
PAINT
Air dry enamel, water based.
SPEC
IFIC
ATI
ON
S
Representative images
Last update: 07/21/2021
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SPEC
IFIC
ATI
ON
S
End Suction Centrifugal Close Coupled PumpsModel Size HP Phase
IA1 1½" x 1" x 7" 2 to 7.5 1 & 3
IA1½ 2" x 1½" x 9" 5 to 20 1 & 3
IA1½H 2" x 1½" x 9" 3 to 30 3
IA1½XH 2" x 1½" x 9" 3 to 30 3
IA2 2½" x 2" x 9" 2 to 30 3
IA2H 2½" x 2" x 9" 25 & 30 3
IA2EH 3" x 2" x 9" 5 to 50 3
IA2EXH 3" x 2" x 10" 7.5 to 60 3
IA2HH 3" x 2" x 10" 30 & 40 3
IA2½ 3" x 2½" x 9" 3 to 40 3
IA2½H 4" x 2½" x 9" 40 to 100 3
IA2½BJM 4" x 2½" x 13" 15 to 30 3
IA3 4" x 3" x 9" 3 to 50 3
IA3H 4" x 3" x 9" 30 to 75 3
IA3BJM 4" x 3" x 13½" 15 to 40 3
IA4 6" x 4" x 10" 5 to 125 3
IA4BJH 6" x 4" x 13" 20 to 75 3
IA6BJM 8" x 6" x 13" 30 to 75 3
For dimensions and weights please contact factory.
IMPORTANT!1. Never use this pump to handle explosive liquids.2. This pump is not approved to be used in swimming pools, recreational installations or any
application where human contact may be common.
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3600 RPM3600 RPM3600 RPM70%70%70% 75%75%75% 80%80%80%
3400 RPM3400 RPM3400 RPM
3200 RPM3200 RPM3200 RPM
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
82%82%82%83%83%83%
80%80%80%
75%75%75%
70%70%70%
82%82%82%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
200
757
30091
400
1514
600
2271
800
3028
1000
3785
150 BHP150 BHP150 BHP
130 BHP130 BHP130 BHP
110 BHP110 BHP110 BHP
90 BHP90 BHP90 BHP
70 BHP70 BHP70 BHP
50 BHP50 BHP50 BHP40 BHP40 BHP40 BHP30 BHP30 BHP30 BHP
400122
500152
1200
4543
1400
5300
ftNPSHr
620
m930
310
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 20
FEE
T20
FEE
T20
FEE
T
40 40 GPMGPM40 GPM
MODEL: IA4SIZE: 6 4 10 " x " x "RPM: VARIOUS PRESSURE MAX: 265 PSI
NPSHrNPSHrNPSHr
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
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Ø17⁷⁄₈" (100 HP)Ø17⁷⁄₈" (100 HP)Ø17⁷⁄₈" (100 HP)
Ø16¹⁵⁄₁₆" ( 75 HP )Ø16¹⁵⁄₁₆" ( 75 HP )Ø16¹⁵⁄₁₆" ( 75 HP )
Ø16" ( 60 HP )Ø16" ( 60 HP )Ø16" ( 60 HP )
Ø15¹⁄₁₆" ( 50 HP )Ø15¹⁄₁₆" ( 50 HP )Ø15¹⁄₁₆" ( 50 HP )
Ø14⁷⁄₁₆" ( 40 HP )Ø14⁷⁄₁₆" ( 40 HP )Ø14⁷⁄₁₆" ( 40 HP )
55%55%55% 60%60%60%65%65%65%
70%70%70%70%70%70%
65%65%65%
60%60%60%
100 BHP100 BHP100 BHP
75 BHP75 BHP75 BHP
60 BHP60 BHP60 BHP50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP30 BHP30 BHP30 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
20061
15046
25076
125
473
250
946
30091
350107
375
1420
500
1893
625
2366
750
2839
875
3312
1250
4732
1375
5205
400122
450137
1000
3785
1125
4259
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 30
FEE
T30
FEE
T30
FEE
T
25 GPM25 GPM25 GPM
MODEL: IA4BUSIZE: 6" x 4" x 18"RPM: 1750PRESSURE MAX: 205 PSI
ftNPSHr
620
m930
310
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
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55%55%55%60%60%60% 65%65%65%
70%70%70%
65%65%65%
2100 RPM2100 RPM2100 RPM
2000 RPM2000 RPM2000 RPM
1900 RPM1900 RPM1900 RPM
1800 RPM1800 RPM1800 RPM
1700 RPM1700 RPM1700 RPM
1600 RPM1600 RPM1600 RPM
1500 RPM1500 RPM1500 RPM
1400 RPM1400 RPM1400 RPM
NPSHrNPSHrNPSHr
180 BHP180 BHP180 BHP
160 BHP160 BHP160 BHP140 BHP140 BHP140 BHP
120 BHP120 BHP120 BHP
100 BHP100 BHP100 BHP
80 BHP80 BHP80 BHP
60 BHP60 BHP60 BHP50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP30 BHP30 BHP30 BHP
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
100
379
200
757
30091
350107
300
1136
400
1514
5015
500
1893
600
2271
700
2650
800
3028
900
3407
1000
3785
1100
4164
400122
450137
500152
550168
1300
4921
1200
4543
1400
5300
1600
6057
1500
5678
ftNPSHr
620
m
930
310
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
20 GPM20 GPM20 GPM
MODEL: IA4BUSIZE: 6" x 4" x 18"IMPELLER SIZE: 17⁷⁄₈"RPM: VARIOUSPRESSURE MAX: 205 PSI
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
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Ø10³⁄₄" (25 HP)Ø10³⁄₄" (25 HP)Ø10³⁄₄" (25 HP)
Ø11³⁄₈" (30 HP)Ø11³⁄₈" (30 HP)Ø11³⁄₈" (30 HP)
Ø12³⁄₈" (40 HP)Ø12³⁄₈" (40 HP)Ø12³⁄₈" (40 HP)
Ø10¹⁄₁₆" (20 HP)Ø10¹⁄₁₆" (20 HP)Ø10¹⁄₁₆" (20 HP)
60 %60 %60 % 65 %65 %65 % 70 %70 %70 % 75 %75 %75 %
80 %80 %80 %
75 %75 %75 %70 %70 %70 %
65 %65 %65 %
60 %60 %60 %
Ø13¹⁄₂" (60 HP)Ø13¹⁄₂" (60 HP)Ø13¹⁄₂" (60 HP)
Ø13¹⁄₄" (50 HP)Ø13¹⁄₄" (50 HP)Ø13¹⁄₄" (50 HP)
60 BHP60 BHP60 BHP
50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP
30 BHP30 BHP30 BHP
25 BHP25 BHP25 BHP20 BHP20 BHP20 BHP
15 BHP15 BHP15 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
200
757
400
1514
5015
600
2271
800
3028
1000
3785
1200
4543
1400
5300
ftNPSHr
620
m930
310
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
40 GPM40 GPM40 GPM
MODEL: IA4BJHSIZE: 6" x 4" x 13"RPM: 1800PRESSURE MAX: 165 PSI
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
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80%80%80%
2200 RPM2200 RPM2200 RPM
2400 RPM2400 RPM2400 RPM
2600 RPM2600 RPM2600 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
1600 RPM1600 RPM1600 RPM
1400 RPM1400 RPM1400 RPM65%65%65%60%60%60%
70%70%70% 75%75%75%60%60%60% 65%65%65%
160 BHP160 BHP160 BHP
140 BHP140 BHP140 BHP120 BHP120 BHP120 BHP
100 BHP100 BHP100 BHP
80 BHP80 BHP80 BHP60 BHP60 BHP60 BHP
40 BHP40 BHP40 BHP
20 BHP20 BHP20 BHP10 BHP10 BHP10 BHP
75%75%75%
70%70%70%
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
100
379
200
757
30091
350107
300
1136
400
1514
5015
500
1893
600
2271
700
2650
800
3028
900
3407
1000
3785
1100
4164
400122
450137
1200
4543
1300
4921
1400
5300
1500
5678
1600
6057
1700
6435
ftNPSHr
620
m930
310
500152 GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
20 GPM20 GPM20 GPM
MODEL: IA4BJHSIZE: 6" x 4" x 13½"IMPELLER SIZE: 13½"RPM: VARIOUS
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø13¹⁄₂" (75 HP)Ø13¹⁄₂" (75 HP)Ø13¹⁄₂" (75 HP)
Ø12³⁄₄" (60 HP)Ø12³⁄₄" (60 HP)Ø12³⁄₄" (60 HP)
Ø10⁷⁄₁₆" (30 HP)Ø10⁷⁄₁₆" (30 HP)Ø10⁷⁄₁₆" (30 HP)
Ø11⁷⁄₁₆" (40 HP)Ø11⁷⁄₁₆" (40 HP)Ø11⁷⁄₁₆" (40 HP)
Ø12³⁄₁₆" (50 HP)Ø12³⁄₁₆" (50 HP)Ø12³⁄₁₆" (50 HP)
70%70%70%
70%70%70%65%65%65%
75%75%75%
75%75%75%
80%80%80%
80%80%80%
82%82%82%83%83%83%
84%84%84%83%83%83%
82%82%82%
100 BHP100 BHP100 BHP
75 BHP75 BHP75 BHP60 BHP60 BHP60 BHP
50 BHP50 BHP50 BHP40 BHP40 BHP40 BHP30 BHP30 BHP30 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
300
1136
5015
600
2271
900
3407
3000
1135
6
1200
4543
1500
5678
1800
6414
2100
7949
2400
9085
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
60 GPM60 GPM60 GPM
MODEL: IA6BJMSIZE: 8" x 6" x 13"RPM: 1750PRESSURE MAX: 120 PSI
ftNPSHr
620
m
930
310
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
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2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2100 RPM2100 RPM2100 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
1600 RPM1600 RPM1600 RPM
1400 RPM1400 RPM1400 RPM
70%70%70% 75%75%75%80%80%80%
82%82%82%84%84%84%
84%84%84%
82%82%82%
80%80%80%75%75%75%
70%70%70%
65%65%65%
180 BPH180 BPH180 BPH
160 BPH160 BPH160 BPH
140 BPH140 BPH140 BPH
120 BPH120 BPH120 BPH
100 BPH100 BPH100 BPH
60 BPH60 BPH60 BPH80 BPH80 BPH80 BPH
40 BPH40 BPH40 BPH
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
250
946
500
1893
30091
350107
750
2839
1000
3785
5015
1250
4732
1500
5678
1750
6625
2000
7571
2250
8517
2500
9464
2750
1041
0
400122
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
50 GPM50 GPM50 GPM
MODEL: IA6BJMSIZE: 8" x 6" x 13½"IMPELLER SIZE: 13½"RPM: VARIOUS
ftNPSHr
620
m
930
310
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
1600 RPM1600 RPM1600 RPM
55%55%55% 60%60%60%65%65%65%
65%65%65%
60%60%60%
55%55%55%
66%66%66%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
5018
9
100
379
150
568
200
757
30091
250
946
350107
300
1136
350
1325
400
1514
450
1703
400122
500152
450137
550168
5015
550
2082
650
2461
750
2839
850
3218
500
1893
600
2271
700
2650
800
3028
NPSHrNPSHrNPSHr
120 BHP120 BHP120 BHP
100 BHP100 BHP100 BHP
80 BHP80 BHP80 BHP
60 BHP60 BHP60 BHP
50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP
30 BHP30 BHP30 BHP
20 BHP20 BHP20 BHP
MODEL: IA2½BJMSIZE: 4" x 2½" x 13½"IMPELLER SIZE: Ø13½"RPM: VARIOUS
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 12
.5 F
EET
12.5
FEE
T12
.5 F
EET
12.5 GPM12.5 GPM12.5 GPM
ftNPSHr
620
m
930
310
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
ftNPSHr
m
15
30
4
8
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
8020
160
40120
30
200
50
100
500
200
240
60
280
70
300
400
4010
500
600
700
800
900
1000
320
80
360
90
100
110
120
60
70
80
90
100
110
120
130
140
150
160
170
1000
1500
2000
2500
3000
3500
NPSHrNPSHrNPSHr
15 BHP15 BHP15 BHP
25 BHP25 BHP25 BHP
Ø6.94"Ø6.94"Ø6.94"
Ø7.5"Ø7.5"Ø7.5"
Ø8"Ø8"Ø8"
Ø8.75"Ø8.75"Ø8.75"
Ø9"Ø9"Ø9" 60%60%60% 65%65%65%70%70%70%
75%75%75%
80%80%80%
82%82%82%
75%75%75%
EFFICIENCY %EFFICIENCY %EFFICIENCY %
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 8
FEET
8 FE
ET8
FEET
20 GPM20 GPM20 GPM
MODEL: IA3SIZE: 4" x 3" x 9"RPM: 3500PRESSURE MAX: 230 PSI
70%70%70%
20 BHP20 BHP20 BHP 30 BHP30 BHP30 BHP
40 BHP40 BHP40 BHP
50 BHP50 BHP50 BHP
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
8020
160
40120
30
200
50
120
500
240
1000
240
60
280
70
360
1500
480
2000
4010
600
2500
720
3000
840
3500
960
4000
1080
4500
1200
320
80
360
90
100
110
120
60
70
80
90
100
110
120
130
140
150
160
170
NPSHrNPSHrNPSHr
25 BHP25 BHP25 BHP
30 BHP30 BHP30 BHP
40 BHP40 BHP40 BHP
50 BHP50 BHP50 BHP
60 BHP60 BHP60 BHP
75 BHP75 BHP75 BHPØ6.88"Ø6.88"Ø6.88"
Ø7.5"Ø7.5"Ø7.5"
Ø7.94"Ø7.94"Ø7.94"
Ø8.5"Ø8.5"Ø8.5"
Ø9"Ø9"Ø9"60%60%60% 65%65%65% 70%70%70% 75%75%75%
80%80%80%81%81%81%
80%80%80%
75%75%75%
70%70%70%
65%65%65%
60%60%60%
EFFICIENCY %EFFICIENCY %EFFICIENCY %
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 8
FEET
8 FE
ET8
FEET
24 GPM24 GPM24 GPM
MODEL: IA3HSIZE: 4" x 3" x 9"RPM: 3500PRESSURE MAX: 230 PSI
ftNPSHr
620
m
830
410
Last update: 09/01/2016
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
3000 RPM3000 RPM3000 RPM65%65%65%
NPSHrNPSHrNPSHr2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2500 RPM2500 RPM2500 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
1600 RPM1600 RPM1600 RPM
1400 RPM1400 RPM1400 RPM
70%70%70% 75%75%75%80%80%80%
82%82%82%
80%80%80%
75%75%75% 70%70%70%65%65%65%
40 BHP40 BHP40 BHP
50 BHP50 BHP50 BHP
34 BHP34 BHP34 BHP
28 BHP28 BHP28 BHP
24 BHP24 BHP24 BHP
20 BHP20 BHP20 BHP
16 BHP16 BHP16 BHP12 BHP12 BHP12 BHP
8 BHP8 BHP8 BHP4 BHP4 BHP4 BHP
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
7523
15046
12538
5018
9
100
379
22569
25076
150
568
200
757
5015
350
1325
400
1514
450
1703
500
1893
550
2082
258
10031
20061
17553
27584
250
946
300
1136
600
2271
650
2461
700
2650
750
2839
800
3028
850
3218
MODEL: IA3HSIZE: 4" x 3" x 9"IMPELLER SIZE: 9"RPM: VARIOUS
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 6.
25 F
EET
6.25
FEE
T6.
25 F
EET
12.5 GPM12.5 GPM12.5 GPM
ftNPSHr
620
m
930
310
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
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Ø12⁷⁄₁₆" (30 HP)Ø12⁷⁄₁₆" (30 HP)Ø12⁷⁄₁₆" (30 HP)
Ø13¹⁄₂" (40 HP)Ø13¹⁄₂" (40 HP)Ø13¹⁄₂" (40 HP)
Ø11¹³⁄₁₆" (25 HP)Ø11¹³⁄₁₆" (25 HP)Ø11¹³⁄₁₆" (25 HP)
Ø11¹⁄₈" (20 HP)Ø11¹⁄₈" (20 HP)Ø11¹⁄₈" (20 HP)
Ø10³⁄₁₆" (15 HP)Ø10³⁄₁₆" (15 HP)Ø10³⁄₁₆" (15 HP)
55% 55% 55% 65% 65% 65%
65% 65% 65%
70%70%70%
70%70%70%
74%74%74%
60% 60% 60%
60% 60% 60%50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP
30 BHP30 BHP30 BHP
25 BHP25 BHP25 BHP20 BHP20 BHP20 BHP
15 BHP15 BHP15 BHP
10 BHP10 BHP10 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
200
757
400
1514
5015
600
2271
800
3028
1000
3785
1200
4543
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
40 GPM40 GPM40 GPM
MODEL: IA3BJMSIZE: 4" x 3" x 13"RPM: 1750PRESSURE MAX: 165 PSI
ftNPSHr
620
m930
310
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
1600 RPM1600 RPM1600 RPM
200 BHP200 BHP200 BHP
180 BHP180 BHP180 BHP
160 BHP160 BHP160 BHP
140 BHP140 BHP140 BHP
120 BHP120 BHP120 BHP
100 BHP100 BHP100 BHP
80 BHP80 BHP80 BHP
60 BHP60 BHP60 BHP
20 BHP20 BHP20 BHP
40 BHP40 BHP40 BHP
70%70%70%
74%74%74%70%70%70%65%65%65%60%60%60%
NPSHrNPSHrNPSHr
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
20 GPM20 GPM20 GPM
MODEL: IA3BJMSIZE: 4" x 3" x 13½"IMPELLER SIZE: 13½"RPM: VARIOUS
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
100
379
200
757
30091
350107
300
1136
400
1514
500
1893
600
2271
700
2650
800
3028
900
3028
1000
3785
1100
4164
400122
450137
500152
550168
600183
1200
4543
1300
4921
1400
5300
ftNPSHr
620
m
930
310
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
Ø10⁷⁄₁₆" (125 HP)Ø10⁷⁄₁₆" (125 HP)Ø10⁷⁄₁₆" (125 HP)
Ø8³⁄₁₆" (60 HP)Ø8³⁄₁₆" (60 HP)Ø8³⁄₁₆" (60 HP)
Ø7³⁄₄" (50 HP)Ø7³⁄₄" (50 HP)Ø7³⁄₄" (50 HP)
Ø7⁵⁄₁₆" (40 HP)Ø7⁵⁄₁₆" (40 HP)Ø7⁵⁄₁₆" (40 HP)
Ø9⁵⁄₈" (100 HP)Ø9⁵⁄₈" (100 HP)Ø9⁵⁄₈" (100 HP)
Ø8³⁄₄" (75 HP)Ø8³⁄₄" (75 HP)Ø8³⁄₄" (75 HP)
75%75%75%
75%75%75%
60% 60% 60%
60% 60% 60%
65% 65% 65%
65% 65% 65%
70%70%70%
70%70%70%
80%80%80%
80%80%80%
82%82%82%
82%82%82%
85%85%85%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
250
946
30091
500
1893
750
2839
1000
3785
1500
5678
400122
500152
1250
4732
NPSHrNPSHrNPSHr
150 BHP150 BHP150 BHP
125 BHP125 BHP125 BHP
100 BHP100 BHP100 BHP
75 BHP75 BHP75 BHP
60 BHP60 BHP60 BHP50 BHP50 BHP50 BHP
40 BHP40 BHP40 BHP
30 BHP30 BHP30 BHP
ftNPSHr
620
m
930
310
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 20
FEE
T20
FEE
T20
FEE
T
50 GPM50 GPM50 GPM
MODEL: IA4SIZE: 6" x 4" x 10"RPM: 3500PRESSURE MAX: 265 PSI
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
75%75%75%
75%75%75%
70%70%70%65%65%65%
80%80%80%
80%80%80% 83%83%83%Ø10⁷⁄₁₆" (20 HP)Ø10⁷⁄₁₆" (20 HP)Ø10⁷⁄₁₆" (20 HP)
Ø9⁷⁄₈" (15 HP)Ø9⁷⁄₈" (15 HP)Ø9⁷⁄₈" (15 HP)
Ø8³⁄₄" (10 HP)Ø8³⁄₄" (10 HP)Ø8³⁄₄" (10 HP)
Ø8³⁄₁₆" (7.5 HP)Ø8³⁄₁₆" (7.5 HP)Ø8³⁄₁₆" (7.5 HP)
Ø7³⁄₄" (5 HP)Ø7³⁄₄" (5 HP)Ø7³⁄₄" (5 HP)
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
5015
7523
10031
100
379
200
757
12538
15046
300
1136
258
500
1893
600
2271
700
2650
800
3028
900
3407
400
1514
5 BHP5 BHP5 BHP
7.5 BHP7.5 BHP7.5 BHP
10 BHP10 BHP10 BHP
15 BHP15 BHP15 BHP 20 BHP20 BHP20 BHP
NPSHrNPSHrNPSHr
ftNPSHr
620
m
930
310
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 5
FEET
5 FE
ET5
FEET
20 GPM20 GPM20 GPM
MODEL: IA4SIZE: 6" x 4" x 10"RPM: 1750PRESSURE MAX: 265 PSI
Last update: 07/16/2015
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021s
barmesa.com
Ø9" (30 HP)Ø9" (30 HP)Ø9" (30 HP)
Ø8.6" (25 HP)Ø8.6" (25 HP)Ø8.6" (25 HP)
55%55%55% 60%60%60%65%65%65%
67%67%67%
65%65%65%
60%60%60% 40 BHP40 BHP40 BHP
25 BHP25 BHP25 BHP
20 BHP20 BHP20 BHP
55%55%55%
30 BHP30 BHP30 BHP
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
5018
9
100
379
150
568
200
757
3009125
094
6
350107
300
1136
350
1325
400
1514
450
1703
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
10 GPM10 GPM10 GPM
MODEL: IA2HSIZE: 2½" x 2" x 9"RPM: 3500MAX PRESSURE: 230 PSI
310
ftNPSHr
620
m
315
25
NPSHrNPSHrNPSHr
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
3400 RPM3400 RPM3400 RPM
3200 RPM3200 RPM3200 RPM
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
50%50%50% 55%55%55% 60%60%60% 65%65%65%60%60%60%
55%55%55%50%50%50% 6 BHP6 BHP6 BHP
8 BHP8 BHP8 BHP
10 BHP10 BHP10 BHP
12 BHP12 BHP12 BHP
14 BHP14 BHP14 BHP
16 BHP16 BHP16 BHP
20 BHP20 BHP20 BHP
24 BHP24 BHP24 BHP
28 BHP28 BHP28 BHP
NPSHrNPSHrNPSHr
MODEL: IA2HSIZE: 2½" x 2" x 9"IMPELLER SIZE: Ø9"RPM: VARIOUS
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
5015
10031
7523
12538
2595
5018
9
7528
4
100
379
15046
125
473
17553
150
568
175
662
200
757
225
852
20061
22569
25076
27584
30091
250
946
275
1041
300
1136
325
1230
350
1325
310
ftNPSHr
620
m
315
25
930
825
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 5
FEET
5 FE
ET5
FEET
5 GPM5 GPM5 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
50
240
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
100
2512
0
100
75
360
150
600
175
125
480
200
840
720
225
960
250
275
150
40
20060
25080
350
120400
450140
500
160
550
100
300
100
25
4
6
8
10
15
mFEET
NPSHr
20
25
30
120
140
160
180
200
220
240Ø10.39"Ø10.39"Ø10.39"
Ø9.92"Ø9.92"Ø9.92"
Ø9.02"Ø9.02"Ø9.02"
Ø9.45"Ø9.45"Ø9.45"50 HP50 HP50 HP
40 HP40 HP40 HP
30 HP30 HP30 HP
25 HP25 HP25 HP
Ø10.39"Ø10.39"Ø10.39"
60%60%60%65%65%65%
70%70%70%
65%65%65%
60%60%60%
55%55%55%50%50%50%
MODEL: IA2HHSIZE: 3" x 2"
260 PSIMAX. PRESSURE:RPM: 3600
12.5
FEE
T12
.5 F
EET
12.5
FEE
T
6.25 GPM6.25 GPM6.25 GPM
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
PERFORMANCE CURVESMETERS
FEET
MODEL: IA2EHSIZE: 2" x 3" x 10"Ø IMPELLER : VARIOUSRPM: 3500MAX. PRESSURE: 266 PSI
FEET
% EFFICIENCY
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
60% 60% 60% 65% 65% 65%
65% 65% 65%
69.5% 69.5% 69.5%
55% 55% 55%Ø10 ⁷⁄₁₆"Ø10 ⁷⁄₁₆"Ø10 ⁷⁄₁₆"
30 BHP30 BHP30 BHP
40 BHP40 BHP40 BHP
50 BHP50 BHP50 BHP
75 BHP75 BHP75 BHP
Ø10 ¹⁄₁₆" (60 HP)Ø10 ¹⁄₁₆" (60 HP)Ø10 ¹⁄₁₆" (60 HP)
9 ³⁄₈" (50 HP)9 ³⁄₈" (50 HP)9 ³⁄₈" (50 HP)
60 BHP60 BHP60 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
20061
25076
5018
9
100
379
150
568
200
757
30091
250
946
350107
300
1136
350
1325
400
1514
450
1703
400122
450137
500
1893
550
2082
500152
MODEL: IA2EXHSIZE: 3" x 2" x 10"RPM: 3500MAX PRESSURE: 230 PSI
ftNPSHr
620
m930
310GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
10 GPM10 GPM10 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
1800 RPM1800 RPM1800 RPM1800 RPM1800 RPM1800 RPM
55% 55% 55% 60% 60% 60%
60% 60% 60%
65% 65% 65%
65% 65% 65%
69.5% 69.5% 69.5%3200 RPM3200 RPM3200 RPM
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
60 BHP 60 BHP 60 BHP
50 BHP 50 BHP 50 BHP
40 BHP 40 BHP 40 BHP
30 BHP 30 BHP 30 BHP
20 BHP 20 BHP 20 BHP
16 BHP 16 BHP 16 BHP
12 BHP 12 BHP 12 BHP
8 BHP8 BHP8 BHP
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
20061
15046
25076
5018
9
100
379
150
568
200
757
30091
250
946
35010730
011
36
350
1325
400
1514
450
1703
400122
450137
500
1893
550
2082
10031
5015
ftNPSHr
620
m
310
: IA2EXHMODELSIZE: 3" x 2" x 10"
Ø10⁷⁄₁₆"IMPELLER SIZE: VARIOUSRPM:
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
10 GPM10 GPM10 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
PERFORMANCE CURVES
METERS
FEET
MODEL: IA2½SIZE: 3" X 2½"RPM: 3500MAX. WORK. PRES.: 250 PSI
IMPELLER'S DIA.
FEET
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
PERFORMANCE CURVES
METERS
FEET
MODEL: IA2½SIZE: 3" X 2½"RPM: 1750MAX. WORK. PRES.: 266 PSI
IMPELLER'S DIA.
FEET
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
70%70%70%65%65%65%60%60%60%55%55%55%50%50%50%
72%72%72%70%70%70%
65%65%65%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
7523
5015
10031
5018
9
100
379
150
568
200
757
12538
250
946
15046
300
1136
350
1325
400
1514
450
1703
17553
20061
500
1893
550
2082
22569
25076
600
2271
6 BHP6 BHP6 BHPNPSHrNPSHrNPSHr 10 BHP10 BHP10 BHP
15 BHP15 BHP15 BHP
20 BHP20 BHP20 BHP
25 BHP25 BHP25 BHP
30 BHP30 BHP30 BHP
40 BHP40 BHP40 BHP
ftNPSHr
620
m
930
310
MODEL: IA2½SIZE: 3" x 2½" x 9"IMPELLER SIZE: Ø9"RPM: VARIOUS
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 5
FEET
5 FE
ET5
FEET
10 GPM10 GPM10 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø10.197"Ø10.197"Ø10.197"
100 HP100 HP100 HP
50%50%50%
Ø9.842"Ø9.842"Ø9.842"
Ø9.055"Ø9.055"Ø9.055"
Ø8.465"Ø8.465"Ø8.465"
Ø7.875"Ø7.875"Ø7.875"
60%60%60%65%65%65%
68%68%68%70%70%70%
71%71%71%
70%70%70%
68%68%68%
65%65%65%
75 HP75 HP75 HP
60 HP60 HP60 HP
50 HP50 HP50 HP
40 HP40 HP40 HP
MODEL: IA2½HSIZE: 4" x 2½"RPM: 3500MÁX PRESIÓN: 250 PSI
10030
100
200
300
400
500
600
700
800
900
300
150
200
250
300
350
400
450
METERS FEET
40
50
60
70
80
90
100
110
120
130
140
600
900
1200
1500
1800
2100
2400
2700
3000
3300
132345
9
15mft
NPSHr
Ø10.197"Ø10.197"(259mm)(259mm)Ø10.197"(259mm)
GALLONSPER MINUTE
LITERSPER MINUTE
GRAPHICGRAPHICSCALESCALEGRAPHICSCALE 20
FEE
T20
FEE
T20
FEE
T
20 GPM20 GPM20 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø13¹⁄₂" (30 HP)Ø13¹⁄₂" (30 HP)Ø13¹⁄₂" (30 HP)
Ø12⁷⁄₁₆" (20 HP)Ø12⁷⁄₁₆" (20 HP)Ø12⁷⁄₁₆" (20 HP)
Ø13³⁄₁₆" (25 HP)Ø13³⁄₁₆" (25 HP)Ø13³⁄₁₆" (25 HP)
Ø11³⁄₈" (15 HP)Ø11³⁄₈" (15 HP)Ø11³⁄₈" (15 HP)
50%50%50% 55%55%55% 60%60%60%65%65%65%
67%67%67%65%65%65%
60%60%60%
55%55%55%
50%50%50%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
5015
10031
100
379
200
757
15046
300
1136
400
1514
20061
500
1893
600
2271
30 BHP30 BHP30 BHP25 BHP25 BHP25 BHP
20 BHP20 BHP20 BHP15 BHP15 BHP15 BHP
10 BHP10 BHP10 BHP
700
2650
800
3820
ftNPSHr
620
m
930
310
MODEL: IA2½BJMSIZE: 4" x 2½" x 13"RPM: 1750MAX PRESSURE: 165 PSI
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
20 GPM20 GPM20 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø7¹⁄₂" (7.5 HP)Ø7¹⁄₂" (7.5 HP)Ø7¹⁄₂" (7.5 HP)
Ø6¹⁵⁄₁₆" (5 HP)Ø6¹⁵⁄₁₆" (5 HP)Ø6¹⁵⁄₁₆" (5 HP)
Ø5³⁄₄" (3 HP)Ø5³⁄₄" (3 HP)Ø5³⁄₄" (3 HP)
45%45%45%50%50%50%
55%55%55%50%50%50%
45%45%45%
55%55%55%
7.5 BHP7.5 BHP7.5 BHP
5 BHP5 BHP5 BHP
3 BHP3 BHP3 BHP
58%58%58%
3.010
mftNPSHr
6.120
MODEL: IA1SIZE: 1½" x 1" x 7"RPM: 3500MAX PRESSURE: 210 PSI
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
5015
15046
25076
12.5
47
2595
37.5
142
5018
9
62.5
237
7528
4
87.5
331
100
379
30091
112.
542
6
125
473
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
2.5 GPM2.5 GPM2.5 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø9" (15 HP)Ø9" (15 HP)Ø9" (15 HP)
Ø8.00" (10 HP)Ø8.00" (10 HP)Ø8.00" (10 HP)
Ø7.125" (7½ HP)Ø7.125" (7½ HP)Ø7.125" (7½ HP)
Ø6.225" (5 HP)Ø6.225" (5 HP)Ø6.225" (5 HP)
55%55%55%43%43%43%
58%58%58%
58%58%58%
53%53%53%
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
5015
15046
25076
1557
3011
4
4517
0
6022
7
7528
4
9034
1
105
398
120
454
30091
135
511
150
568
350107
400122
165
625
15 BHP15 BHP15 BHP
10 BHP10 BHP10 BHP7.5 BHP7.5 BHP7.5 BHP
5 BHP5 BHP5 BHP3.010
mftNPSHr
6.120
MODEL: IA1½SIZE: 2" x 1½" x 9"RPM: 3500MAX PRESSURE: 250 PSI
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
3 GPM3 GPM3 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
5015
15046
25076
2595
5018
9
7528
4
100
379
125
473
150
568
175
662
200
757
30091
225
852
250
946
350107
310
mftNPSHr
620
930
MODEL: IA1½SIZE: 2" x 1½" x 9"IMPELLER SIZE: 9"RPM: VARIOUS
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
5 GPM5 GPM5 GPM
3600 RPM3600 RPM3600 RPM40%40%40%
22 BHP22 BHP22 BHP
3400 RPM3400 RPM3400 RPM
3200 RPM3200 RPM3200 RPM
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
45%45%45%50%50%50%
53%53%53%
50%50%50%
45%45%45%
40%40%40%
18 BHP18 BHP18 BHP
14 BHP14 BHP14 BHP
10 BHP10 BHP10 BHP6 BHP6 BHP6 BHP
NPSHrNPSHrNPSHr
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
Ø9.00" (25 HP)Ø9.00" (25 HP)Ø9.00" (25 HP) 45%45%45%50%50%50%
50%50%50%
45%45%45%
25 BHP25 BHP25 BHP
20 BHP20 BHP20 BHP15 BHP15 BHP15 BHP
10 BHP10 BHP10 BHP
55%55%55%
55%55%55%
58%58%58%Ø8.62" (20 HP)Ø8.62" (20 HP)Ø8.62" (20 HP)
Ø7.94" (15 HP)Ø7.94" (15 HP)Ø7.94" (15 HP)
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
2595
5018
9
7528
4
100
379
125
473
150
568
175
662
200
757
30091
225
852
250
946
350107
275
1041
400122
310
ftNPSHr
620
930
m
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
5 GPM5 GPM5 GPM
MODEL: IA1½HSIZE: 2" x 1½" x 9"RPM: 3500MAX PRESSURE: 250 PSI
NPSHrNPSHrNPSHr
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
20PS
I
60
80
100
120
140
160
180
200
40
50
30
GALLONSPER MINUTE
LITERSPER MINUTE
30 60 90 120
150
180
210
240
270
100
100
150
200
250
300
350
400
METERS FEET
40
50
60
70
80
90
100
110
120
130
140
150
200
300
400
500
600
700
800
900
1000
300
1100
450
20
10
Ø9.19"Ø9.19"Ø9.19"
Ø8.38"Ø8.38"Ø8.38"
Ø7.75"Ø7.75"Ø7.75"
Ø7.25"Ø7.25"Ø7.25"
Ø7"Ø7"Ø7"
25 BHP25 BHP25 BHP
20 BHP20 BHP20 BHP
15 BHP15 BHP15 BHP
30 BHP30 BHP30 BHP
50%50%50%54%54%54%
58%58%58%
60%60%60%
60%60%60%58%58%58%
54%54%54%
8'8'8'
10'10'10'
12'12'12' 14'14'14'
16'16'16'
% EFFICIENCY% EFFICIENCY% EFFICIENCY
NPSHr-FEETNPSHr-FEETNPSHr-FEET
MODEL: IA1½XHSIZE: 1½" x 2" x 10"IMPELLER Ø: VARIOUSRPM: 3500MAX PRESSURE: 180 PSI
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
6 GPM6 GPM6 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
5PS
I
15
20
25
30
45
50
55
60
10
15
15
GALLONSPER MINUTE
LITERSPER MINUTE
15 30 45 60 75 90 105
120
135
50
30
45
60
75
90
105
120
METERS FEET
20
25
30
35
40
45
100
150
200
250
300
350
400
450
500
150
550
135
10
5
MODEL: IA1½XHSIZE: 1½" x 2" x 10"IMPELLER Ø: VARIOUSRPM: 1750MAX PRESSURE: 50 PSI
40
35
Ø9.19"Ø9.19"Ø9.19"
Ø8.38"Ø8.38"Ø8.38"
Ø7.75"Ø7.75"Ø7.75"
Ø10.06"Ø10.06"Ø10.06"
Ø7"Ø7"Ø7"
5 BHP5 BHP5 BHP
3 BHP3 BHP3 BHP
2 BHP2 BHP2 BHP
30%30%30% 35%35%35%40%40%40%
42%42%42%45%45%45%
47%47%47%48%48%48%
5'5'5'
6'6'6'
7'7'7'
% EFFICIENCY% EFFICIENCY% EFFICIENCY
NPSHr-FEETNPSHr-FEETNPSHr-FEET
48%48%48%47%47%47%
45%45%45%42%42%42%
35%35%35%
40%40%40%
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 3
FEET
3 FE
ET3
FEET
3 GPM3 GPM3 GPM
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
2600 RPM2600 RPM2600 RPM
50% 50% 50%
30% 30% 30% 35% 35% 35%
35 BHP35 BHP35 BHP
30 BHP30 BHP30 BHP
25 BHP25 BHP25 BHP
20 BHP20 BHP20 BHP
15 BHP15 BHP15 BHP
10 BHP10 BHP10 BHP
5 BHP5 BHP5 BHP
40% 40% 40% 3200 RPM3200 RPM3200 RPM
3000 RPM3000 RPM3000 RPM
2800 RPM2800 RPM2800 RPM
2600 RPM2600 RPM2600 RPM
2400 RPM2400 RPM2400 RPM
2200 RPM2200 RPM2200 RPM
2000 RPM2000 RPM2000 RPM
1800 RPM1800 RPM1800 RPM
45% 45% 45%
45% 45% 45%
NPSHrNPSHrNPSHr
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
10031
20061
15046
25076
2595
5018
9
7528
4
100
379
125
473
150
568
175
662
200
757
30091
225
852
350107
400122
310
ftNPSHr
620
930
m
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 10
FEE
T10
FEE
T10
FEE
T
5 GPM5 GPM5 GPM
MODEL: IA1½XHSIZE: 2" x 1½" x 10"IMPELLER SIZE: Ø10¹⁄₁₆"RPM: VARIOUS
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
GALLONSPER MINUTE
LITERSPER MINUTE
METERS FEET
5015
15046
10031
20061
2595
5018
9
7528
4
100
379
125
473
150
568
175
662
200
757
25076
225
852
30091
350107
310
ftNPSHr
620
m
GRAPHICGRAPHICS C A L ES C A L EGRAPHICS C A L E 12
.5 F
EET
12.5
FEE
T12
.5 F
EET
6.25 GPM6.25 GPM6.25 GPM
250
946
275
1041
300
1136
325
1230
MODEL: IA2SIZE: 2½" x 2" x 9"RPM: 3500MAX PRESSURE: 250 PSI
50% 50% 50%
25 BHP25 BHP25 BHP
Ø9" (20 HP)Ø9" (20 HP)Ø9" (20 HP)
NPSHrNPSHrNPSHr
Ø8⁵⁄₁₆" (15 HP)Ø8⁵⁄₁₆" (15 HP)Ø8⁵⁄₁₆" (15 HP)
Ø7⁄₁₆" (10 HP)Ø7⁄₁₆" (10 HP)Ø7⁄₁₆" (10 HP)
55% 55% 55% 60% 60% 60%
65% 65% 65% 60% 60% 60%
55% 55% 55%
50% 50% 50%
20 BHP20 BHP20 BHP
15 BHP15 BHP15 BHP10 BHP10 BHP10 BHP
Testing is performed with water specific gravity of 1.0 @ 68 °F (20 °C); other fluids may vary performance.
PERFORMANCE CURVEEnd-Suction CentrifugalSeries: IA
Last update: 07/13/2021
barmesa.com
