7" Bore-well Submersible Pumps

Features

  • Pumps in Mixed Flow Option only
  • Motor Size is limited to 150 mm
  • Maximum Outer Diameter is 161 mm
  • All Motors Water Filled; in Three Phase Application
  • Motor Power ranges from 5.00 HP through 35.00 HP
  • Motors of capacity 5.00 HP through 7.50 HP are with DOL Start
  • Motors of capacity 10.00 HP through 35.00 HP are with Star-Delta Start
  • Coupling is over key-way Arrangement
  • Thrust Bearing is made up of Carbon

Nomenclature

E.g.,

A7S

TUR

1500

MF

500

03

Stages

Hydraulic

Pump Details
MF = Mixed Flow

Motor Power
2000 denotes 20.00 HP
0750 denotes 7.50 HP
1750 denotes 17.50 HP, etc.

Motor Type
TUR = Turbo, ECO = Eco
REG = Standard, WVR = WVR
EWV = WVR Eco

General Prefix
Denoting Water-filled
6” 3Ø Motor for 7" Pump

MOC

Part

Material

Grade

Reference Std

Shaft

Chrome Steel

AISI 410

ASTM A 276

Shaft*

Chrome Steel

AISI 431

ASTM A 276

Impeller

Chrome Steel

AISI 410

ASTM A 276

Bowl

Cast Iron

FG 200

IS: 210

NRV Body

Cast Iron

FG 200

IS: 210

Bushes

Bronze

LTB 4

IS: 318

Rotor

Copper

 

 

* For Motors over 12.50 HP Power Rating

Motors

OD

Connection

Rated Power

Rated

Current

Operating

Voltage

in mm

in kW

in HP

in Amperes

in Volts

142

DOL*

3.70

5.00

10.00

250-440

142

DOL*

4.50

6.00

12.00

250-440

142

DOL*

5.50

7.50

14.50

250-440

142

S/D

7.50

10.00

19.50

250-440

142

S/D

9.30

12.50

25.00

250-440

142

S/D

11.00

15.00

29.00

250-440

142

S/D

13.00

17.50

34.00

250-440

142

S/D

15.00

20.00

39.00

250-440

142

S/D

18.50

25.00

47.00

250-440

142

S/D

22.00

30.00

58.00

250-440

142

S/D

26.00

35.00

67.00

250-440

The above data are against ‘Turbo’ & ‘Standard’ Motors only

Pumps

Hydraulic Name

Hydraulic

Discharge
at BEP

Head/ Stage
at BEP

NRV Size

Max. No.
Of Stages

LPM

M

mm

7MF250

Mixed

750

11.30

100

12

7MF300

Mixed

800

13.30

100

10

7MF400

Mixed

1020

12.50

100

6

7MF500

Mixed

1200

10.00

100

7

7MF600

Mixed

1140

15.00

100

5

7MF700

Mixed

1200

16.00

100

5