EWS-Series Dimensions

w w w . e v a k - p u m p s . c o m

SERIES 50HZEWS

316 Stainless Steel SubmersibleVortex Sewage Pump

Dimensions (mm)Type A A1 A2 A3 B B1 B2 H H1 H2 H3

50EWS-5.05

50EWS-5.10

50(80)EWS-5.20

50(80)EWS-5.30S(T)

80(100)EWS-5.50

80(100)EWS-5.75

» Note1 : S: Single Phase ; T: Three Phase» Note2 : Automatic models are available in single-phase versions(0.5~3HP).» Note3 : Q.D.C. (Quick Discharge Connection) is available for all models.

228

228

390

390

466

466

75

75

103

103

100

100

120

120

235

235

274

274

NA

NA

154

154

177

177

150

150

208

208

210

210

70

70

104

104

95

95

80

80

104

104

115

115

425

455

532

572(552)

633

673

297

327

400

440(420)

468

508

117

117

150

150

160

160

138

138

152

152

225

225

50EWS-5.05~10 50(80)EWS-5.20~30

Vol.P

IEW

S-18061K

EVAK PUMP TECHNOLOGY CORP.No. 551, Zhongshan Rd., Qingshui Dist., Taichung City 436, Taiwan.TEL: +886-4-26233556 Fax: +886-4-26235559

A1 A2

A

B1

B2

B

AE

H0301

H2

H1

H

H3

C.W.L.

L.W.L.

A3A1

A2

A

B1

B2

BH

2

H1

H

H3

C.W.L.

L.W.L.

80(100)EWS-5.50~5.75

H

H2

H1

H3

C.W.L.

L.W.L.

A1 A3

B

B1

B2

AA2

Specifications

Motor

Part

Pump

Part

Frequency

Pole

Type

Protection

Protector

Bearing

Mechanical seal

Impeller

0~40˚C (32~104˚F)

10M

50Hz

2 Pole

Dry Type

0.5~1HP:Class B

2~7.5HP:Class F

IP 68

Auto-cut

Ball Type

Dual. Mechanical Seal

Semi-Open

Liquid Temperature

Submersible depth

Insulation

Parts and Material ListPart

H07RN-F/SJTOW/STOWNylon 6(0.5-1HP) ; SUS 316 (2-7.5HP)SUS 316FC 20SUS 316SUS 316FC 20(0.5-1HP) ; SUS 316(2-7.5HP)Upper : CA / CELower : SIC / SICSUS 316VitonSUS 316SUS 316KLIXONNTNNTN

CableHandleMotor CoverBracketMotor Housing + StatorShaft with RotorOil ChamberDouble Mech.Seal

Seal HousingOil SealImpellerPump CasingProtectorUpper BearingLower Bearing

12345678

910111213

15-115-2

No Material

Al l technical informat ion is subject to change without not ice.

EWSSERIES 50HZ316 Stainless Steel Submersible Vortex Sewage Pump

Feature/ Vortex Impeller / Non-clogging/ Minimized abrasive wear/ Large impeller clearance/ Maintenance free/ Double Mech. Seal in Si. Ca/ Loss wax 316 Stainless Steel

Application/ Medium concentration wastewater/ Heavy duty

www.evak-pumps.com

Data Chart

Vortex Impeller 316 Stainless Steel

EWS with SQS

HP kW inch

Output Discharge Dimensions(mm)

0.51

0.370.75

2”2”

mm H H1

5050

445475

322352

EWS with SQM

HP kW inch

Output Discharge Dimensions(mm)

235

7.5

1.52.23.75.5

2”(3”)2”(3”)3”(4”)3”(4”)

mm H H1

50(80)50(80)

80(100)80(100)

660S:710;T:690

769809

534S:574;T:554

604644

50EWS-5.05~10

50(80)EWS-5.20~30

80(100)EWS-5.50~75

Mech. Seal (EKK) Bearing (NTN) SQS(0.5HP~1HP) SQM(2HP~7.5HP)SUS 304 / SUS 316 SUS 304 / SUS 316

1

6

15-2

13

8

11

5

4

9

12

2

15-1

10

3

7

EWS-Series with SQS / SQM

8170

150

75 243 71415

HH

114

226

.5

228

30

80

C.W.L.

L.W.L.

21.5

13

110

60.5

12180

InstallationDimensions

ex. : 50EWS-5.05~10

104

104

6156

250

150

70

L.W.L.

C.W.L.

208

104 455610

134

253

H1

H

285 181

18 18

180

24 88

121

10.515

0

181InstallationDimensions

ex. : 50(80)EWS-5.20~30

» 50EWS-5.05~10 : Flange Type» 50(80)EWS-5.20~30 : Elbow Type» 80(100)EWS-5.50~75 : Elbow Type

Performance Curve

0200 400 600 800 1000 1200

30

25

20

15

10

5

2412 36 48 60 720

50Hz 2850rpm

Q(L/M)

Q(M³/H)

H(M)

50EWS-5.05

50EWS-5.10

50(80)EWS-5.20

50(80)EWS-5.30

80(100)EWS-5.50

80(100)EWS-5.75

3ø-kg

Weight(W/O Cable)

1ø-kgHP kW Headm

Cap.LPM

Headm

Cap.LPMInch

Type Output Discharge F.L.A. Rated Maximum Free Passage

mm1ø230V

3ø400V

50EWS-5.05

50EWS-5.10

50(80)EWS-5.20

50(80)EWS-5.30

80(100)EWS-5.50

80(100)EWS-5.75

0.5

1

2

3

5

7.5

0.37

0.75

1.5

2.2

3.7

5.5

2”

2”

2”(3”)

2”(3”)

3”(4”)

3”(4”)

5.4

9

12

14.7

13

18

200

250

375

360

500

595

9.5

14

19

21.5

22

27

360

470

630

700

1000

1110

35

35

45

45

45

45

13

15.4

31.2

32.8

-

-

Q.D.C.

SQS-50

SQS-50

SQM-80

SQM-80

SQM-100

SQM-100

1.4A

2.5A

4.5A

5.7A

7.2A

10.8A

3.5A

6A

10A

12.6A

-

-

12.4

15.7

29.7

31.3

48

53.8