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20l/S Clean Water Underground Submersible Pump With Star-Delta Control Panel

Minimum Order Quantity : 1 piece Price : Inquiry or E-mail, please
Packaging Details : Submersible borehole pump is packed with seaworthy export standard plywood case. Delivery Time : 7-15 working days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 5000 pieces per month
Place of Origin: China Brand Name: APK
Certification: CE;ISO;ABS Model Number: Borehole Submersible Pump

Detail Information

Head: 177m Submersible Pump Flow: 20l/s Submersible Pump
Power: 63kw Submersible Pump Voltage: 400v 50hz
Material: Stanless Steel 304 Power Supply: Electrical
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Product Description


20 l/s 220m 10 Inch Casing Water Underground Submersible Pump Specifications With Star-delta Control Panel 



Underground submersible pump model:

1. Type: 200QJH72-177-63

2. Pump diameter: 8 inch

3. Outlet diameter: 4"

4. Flow: 20l/s or 72m3/h

5. Head meters: 177m

6. Power supply: 63kw 85hp, 121.5A, 3phase 400v 50hz

7. Material: AISI 304

20l/S Clean Water Underground Submersible Pump With Star-Delta Control Panel 0

20l/s underground water submersible pump technical specifications:

1. Pump body

The pump body shall be cast in zinc-free bronze, stainless steel/AISI 316 or cast iron. The body shall be capable to withstand a hydraulic pressure, equal at least to one and a half (1.5) times the shut-off head.

2. Impellers

The impellers shall be cast in high-grade zinc-free bronze or stainless steel. In case of impellers of enclosed type, the bowls shall be equipped with wear rings of renewable type, made of zinc-free bronze and having larger bearing surface, AISI 316 or Thermoplastic Resign armored with Stainless Steel.

3. Shaft

The pump shaft shall be of stainless steel with journals sleeved with renewable, hardened stainless steel sleeves/AISI 420.

4. Bolt and Nuts

  All bolts, nuts, studs, washers, etc. shall be manufactured in stainless steel.

 The pump shall be fitted with removable shaft bearing sleeves, bearing bushes, casing wear rings and impeller wear rings. Each impeller shall be located on the shaft by identifiable distance sleeves or similar, such that re-assembly of the rotating element can be carried out without the necessity of accurate measurement. The rotating assembly shall be statically and dynamically balanced after which each part of the assembly shall be identified and marked to ensure identical re-assembly after maintenance.


5. Diffuser

Diffuser is made Thermoplastic resin

6. Bearing

Bearings shall be water lubricated and where rubber type bearings are used the bearing material shall be securely bonded to a metal housing. Rubber bearings shall only be used where there is sufficient pressure difference through the bearing to afford adequate lubrication and cooling of the bearing.

7. Stage Casing

Stage Casing is made from AISI 316

8. Motor

The submersible motor shall be of the completely enclosed type for continuous duty under water operation on 400 V 50 Hz, 3 phases AC. Motor performance shall be in accordance with the relevant section of BS 5000:Part 99. The electric motor is Rewindable. Motor Casing is AISI 316

100% of pump units are factory-tested

NO. Description Submersible Pump
1 Water source Borehole(Emnete BH)
2 Borehole Casing 10 inch
3 Pump Discharge 20 L/S
4 Pump Head 177m
5 Pump Efficiency >70%
6 Working Temperature -10-50℃


Control board

The starting System is Star Delta. There is at least three (3) thermostat for winding over temperature protection.

Control panel (to include not limited to):-

1. AC voltmeter

2. AC ammeter

3. Selection switch for both voltage and current

4. Frequency meter

5. Main switch

6. Circuit breaker

7. Voltage regulator

8. Source lamp and water level sensor


75kw control system star-Delta,please there is PE100 thermistor is incorporated.

Feature: start and stop the pump, protect the pump if overload, dry run, phase loos or short circult, with PT100 thermistor.

20l/S Clean Water Underground Submersible Pump With Star-Delta Control Panel 1

Power Cable

Flat 600/1000 volt grade and consist of conductors of high conductivity tinned copper wire, EPR insulated and with super tough rubber sheath.

Size meter Power Cable
3*75mmA2 440m flat
3*50mmA2 240m Flat
3*185 mmA2 340m flat

Round Control cable

Control Cable Size meters
4*2.5mmA2 250m
3*2.5mmA2 380m
2*1.5mmA2 1100m
1*1.5 mmA2 600m


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