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Hengsheng Industrial & Trading Co., Ltd.
Umex (Ningbo) Imp. & Exp. Co., Ltd.
Factory: Building 1, United Industrial Park, Shangfan, Hengxi, Yinzhou, Ningbo, China
Office: RM1610/1619, Huahong Fifth Avenue, No.719 Zhongxing Road, Ningbo, China
Tel: 0086-0574-87262189
        0086-0574-87328803
Fax: 0086-0574-88107190 87328810
E-mail:sales03@unipompe.com
Website: www.unipompe.com
    Home > Products > Garden pump > Submersible Pump

4" (4STCM) ENCAPSULATED SUBMERSIBLE MOTOR


APPLICATIONS:

8These motors are built for dependable operation in 4” diameter or larger water wells.

BASIC FEATURES:

8Corrosion-resistant stainless steel exterior.
8Stainless steel splined shaft.
8Hermetically-sealed windings.
8Stator-shield resin system.
8Filter check valve.
8Water lubrication.
8Thrust bearing.
8Pressure-equalizing diaphragm.
8Sand fighting slinger.
8Built-in lightning arrestors (single-phase)
8New lead assembly.
8Control boxes available for single-phase motors
8Industry standard NEMA mounting dimensions

SPECIAL FEATURES:


8Flow inducer sleeve not required in water up to 86 °F (30 °C) for motors through 2 hp
8Duty rating continuous at 0.25 ft/sec flow past motor

Materials:

8Motor Casing: 303 SS
8Bottom Casings: 303 SS Over Painted Cast  Iron
8Stator Shell: 301 SS
8Shaft Extension: 17-4 SS.
8Fasteners: 300 Series SS.
8Seal Cover: Acetal.
8Seal: Nitrile Rubber Lip.
8Diaphragm: Nitrile Rubber  .
8Diaphragm Cup: 316 SS
8Diaphragm Spring : 316SS.
8Diaphragm Cover : Gray Iron
8Slinger: Nitrile Rubber 
8Lead Wire (or Cable) : XLPE 
8Lead Potting: Epoxy 
8Filter: Delrin & Polyester 

   







WARRANTY: 1 YEAR (according to our general sales conditions)

 MODEL

 Power

Un 

In 

Nn 

Efficiency 

 CosΦ

 Ka

Size 

Weight 

 1 Phase

 KW

HP 

 V

A 

r/min 

%  η

N

 mm

 kg

 4STCM-0.37

 0.37

0.5 

 230

 3.5

 2850

 53

 0.98

3000 

 Φ 94x365

 11

4STCM-0.55
0.55
0.75
230
4.7
2850
55
0.95
3000
Φ 94x405
12
4STCM-0.75
0.75
1.0
230
6.5
2850
57
0.95
3000
Φ 94x428
13
4STCM-1.1
1.1
1.5
230
8.4
2850
60
0.96
3000
Φ 94x475
15
4STCM-1.5
1.5
2.0
230
11.2
2850
65
0.96
3000
Φ 94x505
17
4STCM-2.2
2.2
3.0
230
14.8
2850
68
0.96
3000
Φ 94x540
19

3 Phase

                
 
  
4STC-0.37
0.37
0.5
380
1.6
2850
51
0.72
3000
Φ 94x355
9
4STC-0.55
0.55
0.75
380
2.1
2850
56
0.76
3000
Φ 94x360
11
4STC-0.75
0.75
1.0
380
2.3
2850
65
0.77
3000
Φ 94x390
13
4STC-1.1
1.1
1.5
380
3.1
2850
69
0.78
3000
Φ 94x425
15
4STC-1.5
1.5
2.0
380
4.1
2850
72
0.81
3000
Φ 94x465
17
4STC-2.2
2.2
3.0
380
5.9
2850
74
0.81
6500
Φ 94x535
19
4STC-3.0
3.0
4.0
380
7.9
2850
72
0.82
6500
Φ 94x605
23
4STC-4.0
4.0
5.5
380
10.2
2850
73
0.82
6500
Φ 94x695
28
4STC-5.5
5.5
7.5
380
12.9
2850
75
0.82
6500
Φ 94x800
33
4STC-7.5
7.5
10.0
380
18.5
2850
77
0.85
6500
Φ 94x905
39

8Three-phase 220/380V-50Hz (60hz), single phase 220V/60Hz, 110V/60Hz, 127V/60Hz & 110V/220V/60Hz are available on request.