Domestic Submersible Sump Pumps

Model OPTIMA

PerformanceCurve

PerformanceTable

Domestic sump pump manufactured in stainless steel and thermo plastics with a mechanical seal. Suitable for many light dewatering applications including:- l draining wells, basements, cellars, etc. emptying of tanks & drums l general transfer of clean water.

l

Optima 0.25 kW 32 mm

MotorOutput

DischargeØ mm

PumpModel

Full LoadCurrent

230 V, 50 Hz,1 PH 1.9 A 8 µF

Capacitor 0 20 50 75 100 125 150

7.6 7.0 6.3 5.4 4.3 3.1 1.5

Capacity - lpm

Total Head - m

PowerSupply

Optima MAAutomatic pump with Float Switch

With

Mechanical

Seal

Optima MManualPump

Optima MSAutomatic pump

with Magnetic Switch

Low levelsuction “skirt”

(down to 3 mm)

(for manual model)

StainlessSteelPumps

˜ Pump casing: 304 Stainless Steel˜ Impeller: Thermo plastic (PPE + glass fibre)˜ Outer casing: 304 Stainless Steel˜ Shaft: 303 Stainless Steel˜ Motor frame: 304 Stainless Steel˜ Motor Cap: Polypropylene˜ Seal:

˜ Air filled, dry submersible, 2 pole, 50 Hz˜ Insulation class F˜ IP68 protection˜ 1 Phase - 230 Volt˜ In built overload protection

˜ Submersible pump with semi open impeller˜ Maximum liquid temperature: 50 °C˜ Maximum submergence: 5 m

˜ 5 m of cable with 3 pin plug

˜

˜ 0.25 kW ˜ Single phase, automatic or manual versions˜ Magnetic Switch version available (for clean water)

32 mm Ø discharge

Specifications

Materials

Motor Data

Supply

Range

Carbon/Ceramic Mechanical Sealin oil lubricated chamber,Upper Lip Seal

˜ Low level suction skirt (for manual model)

Accessories

8

200150Capacity - lpm

1005000

2

4

6

To

tal H

ead

- m

Optim

a

Dimensions

Sectional Drawing

Data Sheet

Optima 13-03

Specifications subject to change without notice

Model OPTIMA

Model OPTIMA

EBARA PUMPS AUSTRALIA PTY. LTD.

Units: mm unless otherwise specified

Optima MA44

1

4

26

92

11

37

13

23

2920

7

94

27

19

28

95

6

34

55

54

MSversion

55a

260

Optima MSAutomatic Pump

with Magnetic Switch

Optima MAAutomatic Pump with Float Switch

Optima MManualPump

Weight: 4.4 kg Weight: 4.6 kg Weight: 4.2 kg

R135

Minimum sumpdimensions

for MS pumps.

ON

OFF

17

0

10

0

200 x 230

Discharge32 mm F

(1¼”)

1

4

Casing

Casing cover

Impeller

1

1

7 1

11

Motor cover

Lower bearing

1

113

Mechanicalseal

Shaft with rotor

27 1

20

119

1

26 1

28

Outer casing

Strainer

Float switch

Lip seal

Float switch

Shaft sleeve

Oil

O-Ring

1

29 1

1

1

1

1

1

1

1

1

1

40 ml

PP

Glass reinforced PPE

304 Stainless Steel

H05W-F

304 Stainless Steel

304 Stainless Steel

304 Stainless Steel

303 Stainless Steel

303 Stainless Steel

Ceramic coated 303 S/Steel

(for MA version only)

(for MS version only)

Esso MARCOL 152

NBR

Sealed Ball Bearing

-

Sealed Ball Bearing

NBR

NBR

NBR

NBR

NBR

Carbon/Ceramic/NBR

Rubber

Polypropylene

Rubber

Rubber

Rubber

Rubber

Rubber

Description Material

[#]

# - refers to pump side of shaft material

34

37

44

54

55a

55

92

94

95

260

Upper bearing

Submersiblepower cable

Impeller nut

6 1

23 Capacitor

O-Ring

O-Ring

O-Ring

O-Ring

1

No. Qty.

Ø 167 Ø 167 Ø 167

10mm

StrainerHoles2

31273

14.5

Minimum sump dimensionsfor automatic pumps.

ON

OFF

30

5

110

400 x 400219