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3” Water Lubricated Submersible Motor

V3 Water lubricated Submersible Pumpset

Waterman W3 Series submersible motors are Water Lubricated, designed for installation in 3" diameter or larger water wells. These motors operate in Capacitor Start Capacitor Run (CSCR) & Capacitor Start Run (CSR) system and can be easily rewound and repaired.

Waterman W3 Series Submersible motors are robust rewindable and pre-filled with clean water mixed with anti-corrosion fluid. The stator winding is of Poly wrap double coated copper winding wires. It features water lubricated radial and thrust bearings. Dynamically balanced rotor of these Waterman W3 Series submersible motors maintain uniform clearance to give better efficiency and increase the life cycle of the water lubricated bush. Specially designed high performance thrust bearings are used to withstand high axial thrust loads.

Pressure equalizing rubber diaphragm is provided to guard against pressure and volume variations due to thermal expansion of water inside the motor. Motor is sealed by "O" rings, shaft seals and sand guards to prevent leakage of motor lubricant and ingress of well water, sand and fiber particles in to the motor. Mounting dimension of motors are in accordance with "NEMA" standard.

  • Product Specification
  • Product Application
  • Cross Sectional View
  • Exploaded View

Product Specification And Material Of Consutruction:

  • Motor Body: Ss304
  • Stator Stamping: Electrical Grade Silicon Steel
  • Thrust Bearing: Ss420 Segment With Carbon Plate
  • Rotor Shaft: Ss420
  • Bush: Gm Ltb4
  • Seal: Nitrile Rubber
  • Winding Wire: Polywrap Double Coated Copper Wire
  • Upper & Lower Bearing Housing: CI Fg 200 With Ced Coating
  • Rewindable Pre-Filled Motor
  • Degree Of Protection: Ip 68
  • Max Water Temperature: 35° C
  • Nos. Of Start Per Hour: Max 20 At Regular Intervals
  • Voltage Variation: +6% / -10% At Rated Voltage
  • Motor Cable Length: 3.0 Meters (3 Core)
  • Mounting: Nema Standards Vertical
  • Single Phase Motor: Capacitor Start Capacitor Run (Cscr)
  • Power Range:
    • Single Phase: 0.37 Kw – 1.10 Kw
    • Ac Single Phase Operating Voltage Band: 180-240 V, 50Hz
  • Speed: 2800 Rpm
  • Residential Purpose
  • Fountains
  • Pressure Boosting Units
Model kW HP Motor Length (mm)
W3SP0005H5CI 0.37 0.5 430
W3SP0007H5CI 0.55 0.75 445
W3SP0010H5CI 0.75 1 485
W3SP0015H5CI 1.10 1.5 575

NOTE: W3-3" MOTOR, SP-SINGLE PHASE, CI-CAST IRON

Sr. No. Part Description MOC Qty.
1 Motor Base Plate SS 304 1
2 Diaphragm Nitrile Rubber 1
3 Motor Rocker SS 410 AS PER IS:1570 (V) 1
4 Motor Base CI FG 200 AS PER IS:210 1
5 Rotor Circlip Spring Steel EN42-J 1
6 Revolving Plate Key SS 410 AS PER IS:1570 (V) 1
7 Stud (M6) SS 304 3
8 Nut (M6) SS 304 3
9 Flat Washer (M6) SS 304 3
10 O'Ring Nitrile Rubber 5
11 Thrust Bearing SS 420 H/T 1
12 Revolving Plate CI FG 260 + Carbon 1
13 Counter Thrust Ring PVC 1
14 Stator Collar MS 2
15 Stator Circlip Spring Steel EN42-J 2
16 Lower Flange MS with CED Coating 1
17 Winding Cap PVC 2
18 Lower Housing CI FG 200 AS PER IS:210 1
19 Bearing Bush GM-LTB-4 4
20 Balancing Ring CI FG 200 AS PER IS:210 1
21 Stator Stamping 50SP660 1
22 Copper Rod Electro Grade Copper 14
23 Rotor Stamping 50SP660 1
24 Stator Tube SS 304 1
25 Copper Ring Electro Grade Copper 8
26 End Lamination MS 2
27 Rotor Shaft SS 420 H/T 1
28 Upper Housing CI FG 200 AS PER IS:210 1
29 Upper Flange MS with CED Coating 1
30 Oil Seal Nitrile Rubber 2
31 Grommet Nitrile Rubber 1
32 Cable Clip SS 410 AS PER IS:1570 (V) 1
33 Screw (M5) SS 304 2
34 Oil Seal Cover SS 410 AS PER IS:1570 (V) 1
35 Sand Guard Nitrile Rubber 1
36 Allen Bolt (M6) SS 304 4
37* Stud (M8) SS 304 3
38* Drain Plug (5/16" BSW) Brass 3
39* Grub Screw (M5) SS 304 1
40* Wooden Stick Wooden 18
41* Winding Wire Copper + Polywrap --
42* Cable -- 3 Meter

Note: "Items Not Shown In Drawing

Sr. No. Part Description MOC Qty.
1 Screw With Washer (M5) SS 304 3
2 Motor Base Plate SS 304 1
3 Diaphragm Nitrile Rubber 1
4 Nut (M6) SS 304 3
5 Flat Washer (M6) SS 304 3
6 O'Ring Nitrile Rubber 5
7 Stud (M6) SS 304 3
8 Motor Rocker (M10) SS 410 AS PER IS:1570 (V) 1
9 Motor Base CI FG 200 AS PER IS:210 1
10 Thrust Bearing SS 420 1
11 Revolving Plate CI FG 260 + Carbon 1
12 Counter Thrust Ring PVC 1
13 Rotor Circlip Spring Steel EN42-J 1
14 Revolving Plate Key SS 410 AS PER IS:1570 (V) 1
15 Lower Housing CI FG 200 AS PER IS:210 1
16 Bearing Bush GM-LTB-4 4
17 Stator Circlip Spring Steel EN42-J 2
18 Lower Flange MS with CED Coating 1
19 Stator Collar MS 2
20 Stator Tube SS 304 1
21 Rotor Shaft SS 420 H/T 1
22 Balancing Ring CI FG 200 AS PER IS:210 1
23 Copper Ring Electro Grade Copper 8
24 Rotor Stamping 50SP660 1
25 Upper Flange MS with CED Coating 1
26 Upper Housing CI FG 200 AS PER IS:210 1
27 Oil Seal Nitrile Rubber 2
28 Oil Seal Cover SS 410 AS PER IS:1570 (V) 1
29 Sand Guard Nitrile Rubber 1
30 Grommet Nitrile Rubber 1
31 Cable Clip SS 410 AS PER IS:1570 (V) 1
32 Screw (M5) SS 304 2
33 Drain Plug (5/16" BSW) Brass 3
34 Allen Bolt (M6) SS 304 2
35 Stud (M8) SS 304 3
36* Copper Rod Electro Grade Copper 14
37* Stator Stamping 50SP660 1
38* Winding Cap PVC 2
39* Cable -- 3 Meter
40* Coupling Key SS 410 AS PER IS:1570 (V) 1
41* Wooden Stick Wooden 18
42* Grub Screw (M5) SS 304 1
43* Winding Wire Copper + Polywrap --

Note: "Items Not Shown In Drawing