STS SERIES
SUBMERSIBLE TURBINE PUMPS The complete STS Series product family includes 5-inch, 6-inch, 8-inch, and 9-inch models ideal for irrigation, agricultural, industrial, commercial, or municipal water pumping applications. Each pump features premium materials of construction, including ductile iron motor brackets, ductile iron discharges, cast 304 stainless steel impellers, robust spiral cutlass rubber intermediate bowl bearings, and copper bismuth bronze discharge and motor bracket bearings.
franklinwater.com
STS SERIES FEATURES Premium castings for longer life and higher pressures* Spiral cutlass rubber intermediate bearings designed for harsh environments 416 stainless steel pump shaft ground and polished for maximum durability Investment cast stainless steel impellers for superior performance Custom bearing and shaft configurations available Abrasive-resistant hydraulic design keeps debris away from critical operating areas Dual discharge allows for flexibility between 6" and 8" drop pipe** Premium glass-lined bowls for increased efficiency and abrasive resistance** * 5", 6", and 8" applications ** 9" applications
APPLICATIONS
SPECIFICATIONS Discharge Size: 3", 4", 6" FNPT, 8" MNPT
Irrigation
Municipal
Capacity: 90 to 1450 gpm (19 to 273 m3/hr) @ BEP
Agricultural
Commercial
Total Dynamic Head: Up to 2300 ft (975 m)
Industrial
Power: 5 hp to 200 hp (3.7 kW to 150 kW)
PERFORMANCE
STS SERIES PUMP ENERGY INDEX
METERS
FEET
5" Basic Model
PEICL Number
700
2300 2200 2100 2000 1900 1800 1700 1600 1500 1400 1300 1200 1100 1000 900 800 700 600 500 400 300 200 100 0
90STS5 120STS5 150STS5 180STS5 220STS5 270STS5
0.90 0.89 0.92 0.90 0.90 0.93
6" Basic Model
PEICL Number
100STS6 150STS6 175STS6 200STS6 225STS6 275STS6 325STS6 375STS6 500STS6
0.94 0.90 0.90 0.95 0.93 0.93 0.92 0.91 0.87
650 600 550 500 450 400 350 300 250 200 150 100 50 0
5"STS
8" STS 6" STS
0
100
200
300
400
9" STS 500
600
700
800
900
1000
1100
1200
250
275
1300
1400
1500
FLOW (US GPM) 0
25
50
75
100
125
150
175
200
225
300
325
FLOW (M3/HR) 0
10
20
30
40
50
FLOW (LITERS/SEC)
60
70
80
90
STS SERIES MATERIALS
Upthrust Bolt
Upthrust Bolt Protects pump during momentary upthrust at start-up (factory set) Discharge Heavy-duty casting with threaded connection, supports grease-packed extra long top bowl bearing
Discharge Top Bowl Bearing Top Bowl
Bolting, Fasteners, Cable Guard Stainless steel for strength and corrosion resistance
Taper-Lock Collet Impeller
Intermediate Bowl Heavy-duty casting, flanged, supports intermediate bowl bearing for reliable long life
Intermediate Bowl Bearing
NOTE: Standard bowl depicted in diagram; XP bowls available for high stage count applications
Impeller Enclosed design to optimize efficiency, precision machined collet is designed to ensure locking of impeller to shaft; impeller is single-plane dynamic balanced as standard Pump Shaft Minimum 100,000 psi tensile for maximum strength and corrosion resistance, ground and polished for a smooth bearing surface
Intermediate Bowl
Stand Collar Motor Bracket Bearing Cable Guard
Motor Bracket Heavy-duty casting precision machined to ensure positive motor alignment, contoured for smooth flow entrance, supports standard stainless steel sand collar
Motor Bracket
Suction Screen Stainless steel design is non-collapsible and corrosion-resistant
Suction Screen
Motor Coupling Stainless steel motor coupling with O-ring to prevent sediment entry
Motor Coupling
Part Name Discharge Bracket Top Bowl Intermediate Bowl Bearings, Disch. and Suction Impeller Pump Shaft Suction Bracket Bowl Bearing Sand Collar Suction Screen Cable Guard Shaft Coupling Upthrust Bolt Taper Lock Bolting NOTE: Bowl bearing and shaft options available; refer to catalog for available options * 9" models
Common Material Name Ductile Iron Ductile Iron Ductile Iron/Cast Iron* Bronze 304 Stainless Steel 416 Stainless Steel Ductile Iron Rubber 300 Stainless Steel 302 Stainless Steel 300 Stainless Steel 416 Stainless Steel 300 Stainless Steel 416 Stainless Steel 300 Stainless Steel
Material Specification No. ASTM A536 65-45-12 ASTM A536 65-45-12 ASTM A49 C1 30B ASTM 8584 C89835 ASTM A743/A743M CF8 ASTM A582 S41600 ASTM A536 65-45-12 Rubber ASTM A666 ASTM A240 S30200 ASTM A666 ASTM A582 S41600 ASTM A666 ASTM A582 S41600 ASTM A666
franklinwater.com
Mi2013 02-20