250 LPH Reverse Osmosis (RO) Plant

Application: Drinking / Institutional / Commercial Use

Standard: IS 10500:2012 (Drinking Water Specification)

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Raw Water Assumption (Typical)

(Based on bore well / municipal water source)

Parameter Value

TDS 800 – 1500 mg/l

Hardness 300 – 500 mg/l

Turbidity 2 – 5 NTU

Iron 0.2 – 0.5 mg/l

pH 6.5 – 8.5

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RO Process Flow Chart

Raw Water Tank

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Raw Water Pump

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Sand Filter (Turbidity Removal)

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Activated Carbon Filter (Odour, Chlorine Removal)

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Micron Filter (5µ/1µ Cartridge)

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High Pressure Pump

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RO Membrane (4040 – 2 Nos.)

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Product Water Tank (Treated Water)

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UV System (Optional – Disinfection)

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Equipment List – 250 LPH RO Plant

No. Equipment Name Qty & Specs

1. Raw Water Pump 0.5 HP – SS/CI body

2. Sand Filter Unit FRP Vessel 10×54 – MPV Manual

3. Activated Carbon Filter FRP Vessel 10×54 – IV600 Carbon

4. Micron Cartridge Filter 20″ Housing + 5µ Cartridge

5. High Pressure Pump 1.0 HP SS – CNP / CRI

6. RO Membrane 2 × 4040 (Dow / CSM / LG)

7. Membrane Housing 2 × 4040 FRP / SS

8. Pressure Gauge & Flow Meter SS Body – Glycerin filled

9. Product & Reject Flow Rotameter 0–250 LPH / 0–150 LPH

10. UV System (Optional) 2 GPM SS Body – for final disinfection

11. Electrical Control Panel Semi-auto / auto (as required)

12. SS Frame Skid Powder coated / SS

13. Antiscalant Dosing System 6 LPH Dosing Pump + 100 L Tank

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Recovery & Reject

Flow Type Percentage

Treated Water (Permeate) 60–70%

Rejected Water (Brine) 30–40%

Example: For 250 LPH input, 150–175 LPH product water is recovered.

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Treated Water Quality (IS 10500:2012)

Parameter After RO Output IS Limit

TDS < 100 mg/l < 500 mg/l

Hardness < 50 mg/l < 200 mg/l

Turbidity < 1 NTU < 5