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DBS3.0/35T – 3.0HP – 35ST. 3PH Borewell Submersible Pumps

Duroflo Pumps, synonymous with durability, presents Borewell Submersible Pumps in 100mm and 150mm diameters. From ensuring optimal irrigation in agriculture to reliable domestic water supply, seamless operation in high-rise buildings, and robust performance in commercial sectors, Duroflo pumps embody precision and reliability. Elevate your water pumping experience with Duroflo – A Synonym for Durability.

MATERIAL OF CONSTRUCTION

MOTOR

SHAFT SEALNitrile butyl rubber
ROTOR SHAFTSS 410 / 431
STATOR SHELLSS 441 / SS 304
JOURNAL BUSHESCarbon
SNAP RINGSS 316
THRUST ASSEMBLYSS 420 & Graphite Carbon
DIAPHRAGMHigh Nitrile butyl rubber
MOTOR BASECast iron

PUMP

SUCTION HOUSINGCast iron
IMPELLERNoryl / Delrin
DIFFUSER CHAMBERSS 304 / Cast Iron / Noryl
CHECK VALVE HOUSINGCast iron
CHECK VALVEDelrin
OUTER SHELLSS 441 / SS 304
PUMP SHAFTSS 304 / SS 410 / SS 431
COUNTER THRUST PADSS 304 / Hylem
INTERMEDIATE BEARING (SLEEVE / BUSH)SS 304 / NBR / LTB 4 /
Teflon Carbon / Gunmetal with rubber
COUPLINGSS 304 / 410

TECHINCAL SPECIFICATIONS

POWER RANGE2.2 kW - 5.5 kW (3 HP - 7.5 HP)
SPEED2850 RPM
VERSIONSingle phase 220-240V; Three phase 380-415V, 50Hz, A.C. Supply
MAXIMUM TOTAL HEAD568 Metre
MAXIMUM FLOW RATE7 LPS (25.20 m3/hr)
MAXIMUM OUTER DIAMETER98 mm
THRUST LOAD0.37kW - 0.75kW - 650 lbs; 1.1kW - 1.5kW - 1000 lbs; 2.2kW - 7.5kW - 1500 lbs
MINIMUM COOLING FLOW ALONG THE MOTOR0.15 m/sec
TYPE OF DUTYS1 (Continuous)
METHOD OF STARTINGCapacitor Start Capacitor Run(CSCR) / Direct Online(D.O.L)
MAXIMUM STARTS PER HOUR20 times
NOMINAL OUTLET SIZE32, 40, 50 & 65 mm