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Home Fire Fighting Fire Pumps Horizontal Split Case Horizontal Split Case
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Horizontal Split Case

FEATURES

– In line Pump
– Double Suction
– Low NPSH
– Low axial load on the shaft
– Double Volute
– Improved efficiency (Overall higher efficiency)
– Low radial load on the shaft
– Low axial and radial loads extends wear ring, seal and bearing life, minimize vibration and provides quit operation
– Easy service bearing and packing gland can be changed without removing the top casing half
– UL File No. EX16089

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Categories: Fire Fighting, Fire Pumps, Horizontal Split Case
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Description

Description

NES Split Case Pump is a single stage, non-self-priming, centrifugal volute pump with radial suction and discharge port. This pump has a horizontal pump shaft with the impeller placed in the middle of the shaft and with self contained combination bearing housing and seal chamber on both sides of the impeller. Without disturbing the motor or pipe-work, the split case construction enables the pump casing to be dismantled in the horizontal plane along the drive shaft. Removal and dismantling of the internal pump parts e.g. bearings, wear rings, impeller and shaft seal can then take place.

PERFORMANCE RANGE

– Capacity  From 300 GPM up to 3000 GPM
– Head  From 50 MTR up to 205 MTR

MATERIALS OF CONSTRUCTION

– Shaft  AISI 4340/AISI 4140
– Casing  Ductile Iron
– Impeller  Bronze
– Shaft Seal  Packing Gland Immersion Graphite Rope

HSC SELECTION CHART

Model Rated Capacity (GPM) Size (In) UL Listed Pressure (psi) FM Approved Pressure (PSI) Approx Speed (RPM)
BSP-125-270 300 5×3 117-159 2950
BSP-125-270 400 5×3 115 – 157 2950
BSP-150-310 400 6×4 138 – 226 2950
BSP-125-270 450 5×3 114 – 155 2950
BSP-125-270 500 5×3 112 – 154 2950
BSP200-290 500 8×5 165 – 228 3550
BSP-150-310 500 6×4 129 – 222 137 – 225 2950
BSP150-370 500 6×4 261 – 293 2950
BSP150-370 500 6×4 235 – 264 2800
BSP150-370 500 6×4 202 – 226 2600
BSP 6X4X10HF 500 6×4 91-126 2950
BSP 6X4X10HF 500 6×4 130-178 3500
BSP200-290 750 8×5 161 – 229 3550
BSP-150-310 750 6×4 125 – 223 132-225 2950
BSP150-370 750 6×4 254 – 285 2950
BSP150-370 750 6×4 228 – 256 2800
BSP150-370 750 6×4 195 – 219 2600
BSP200-365 750 8×5 214 – 262 2950
BSP200-365 750 8×5 193 – 236 2800
BSP200-365 750 8×5 165 – 203 2600
BSP 6X4X10HF 750 6×4 85-121 2950
BSP 6X4X10HF 750 6×4 123-174 3500
BSP200-290 1000 8×5 155 – 222 3550
BSP-150-310 1000 6×4 117 – 218 128-222 2950
BSP-200-290 1000 8×5 155 – 194 140-172 2950
BSP150-370 1000 6×4 245 – 277 2950
BSP150-370 1000 6×4 219 – 248 2800
BSP150-370 1000 6×4 186 – 212 2600
BSP200-365 1000 8×5 210 – 259 2950
BSP200-365 1000 8×5 188 – 233 2800
BSP200-365 1000 8×5 161 – 199 2600
BSP 6X4X10HF 1000 6×4 76-112 2950
BSP 6X4X10HF 1000 6×4 114-166 3500
BSP 10X8X21HF 1000 10×8 87-149 1500
BSP 10X8X21HF 1000 10×8 113-203 1750
BSP 10X8X29MF 1000 10×8 174-222 1750
BSP200-290 1250 8×5 148 – 217 3550
BSP-200-290 1250 8×5 147 – 191 136-169 2950
BSP200-365 1250 8×5 205 – 254 2950
BSP200-365 1250 8×5 183 – 227 2800
BSP200-365 1250 8×5 156 – 194 2600
BSP 10X8X21HF 1250 10×8 86-149 1500
BSP 10X8X21HF 1250 10×8 111-202 1750
BSP 10X8X29MF 1250 10×8 171-218 1750
BSP-200-290 1500 8×5 138 – 184 132-165 2950
BSP200-365 1500 8×5 198 – 248 2950
BSP200-365 1500 8×5 177 – 221 2950
BSP200-365 1500 8×5 150 – 188 2950
BSP 10X8X21HF 1500 10×8 84-148 1500
BSP 10X8X21HF 1500 10×8 110-202 1750
BSP 10X8X29MF 1500 10×8 167-214 1750
BSP 10X8X21HF 2000 10×8 78-144 1500
BSP 10X8X21HF 2000 10×8 105-200 1750
BSP 10X8X29MF 2000 10×8 122-209 1450
BSP 10X8X29MF 2000 10×8 160-207 1750
BSP 10X8X29MF 2500 10×8 114-198 1450
BSP 10X8X29MF 2500 10×8 151-196 1750
BSP 10X8X29MF 3000 10×8 136-188 1450
BSP 10X8X29MF 3000 10×8 140-185 1750

CHARACTERISTICS

Casing – (Ductile Iron) – Upper and Lower half bolted and dowelled to provide perfect alignment. Upper half casing can be removed for inspection, without disturbing bearings or alignment.

Shaft Sleeve – (Stainless Steel) – Protect the shaft against corrosion and wear, extends through gland for maximum shaft protection.

Impeller – (Bronze) – Enclosed, double suction, Cast in one-piece and balance to minimize the thrust and to ensure longer bearing life. Locked in position by shaft sleeve.

Sealing Housing – (Ductile Iron) – Designed to accept packing with lantern ring. Internally drilled liquid passage in upper-half casing provides lubrication to the packing area.

Shaft – (Steel) – Large – diameter, precision-machined, high strength steel shaft for maximum strength with minimum shaft deflection.

Bearing – (SKF) – High speed capability and low friction bearing.

Wear Ring – (Bronze) – A sacrificial component installed to inhibit fluid from re-circulating back to suction from the discharge.

Lantern Ring – (Stainless Steel) – A perforated hollow ring that receives relatively cool, clean liquid. Distribute uniformly around the shaft to provide lubrication and cooling.

Packing Gland – (Immersion Graphite) – flexibility allows the shaft to run freely as well as leak proof.

Stuffing Box (Gland) – (Bronze) – to press the packing gland into the seal area through bolts.

Plug – (Stainless Steel).

Bearing Housing – (Cast Iron).

Sealing Flush Line – (Stainless Steel) – Line from discharge of the pump and recirculated through the pressure regulating valve into the gland.

Water Slinger – (Oil Resistant Rubber).

Pump Coupling (ASTM No.35).

pump

SPLIT CASE – DIMENSION TABLE (MM)

MODEL A B C Cs E F G H L M N P Ø j K
BSP-125-270 300 300 315 140 270 70 140 82 410 320 336 443 35 10x10x78
BSP-150-310 330 330 355 170 345 80 200 91.5 470 320 345 345 35 10x10x85
BSP-150-370 370 370 355 170 345 70 200 80 470 320 344 443 35 10x10x78
BSP-200-290 370 370 400 200 310 80 225 110 530 390 366 517 45 14x14x108
BSP-200-365 370 370 400 200 350 80 225 110 530 390 366 517 45 14x14x108
BSP 6X4X10HF 330 330 355 170 270 70 200 110 470 320 300 410 40 10x10x85
BSP 10X8X21HF 600 500 560 300 472 70 350 185 770 480 475 610 70 18x18x149
BSP 10X8X29MF 682 609 600 300 555 100 440 140 980 600 520 710 70 18x18x138

FLANGE – DIMENSION TABLE (MM)

Model Suction Discharge
ID (Pump Casing Range) OD No. of Holes Bolt Hole DI A BCD ID (Pump Casing Range) OD No. of Holes Bolt Hole DI A BCD
BSP 125-270 125 280 8 22 235 80 210 8 22 168
BSP 150-310 150 320 8 22 270 100 255 8 22 200
BSP 150-370 150 320 8 22 270 100 255 8 22 200
BSP 200-290 200 380 12 26 330 125 280 8 22 235
BSP 200-365 200 380 12 26 330 125 280 8 22 235
BSP 6X4X10HF 150 320 12 22 270 100 250 8 22 200
BSP 10X8X21HF 250 445 16 28 387 200 380 12 25 330
BSP 10X8X29MF 250 445 16 28 387 200 380 12 25 330
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  • Lahore Office: +92-336-481-5555
  • Balochistan Regional Office: 081-2450777
  • inquiry@nespk.com
  • waqar@nespk.com
  • Head Office: Plaza 71-B, 3rd Floor, Broadway Commercial DHA V-III, Lahore
  • Balochistan Regional Office: Office # 10, 3rd floor, Iqbal center Quetta

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      • Fire Detection & Alarm System
        • Addressable FDAS
        • Addressable FDAS (ADX series)
      • Fire Pumps
        • Accessories
          • Miscellaneous
      • Fire Protection System
      • Fire Protection Valves
  • About us
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