Datasheet summary
TRH-4014
Engineering summary from PDF text extraction for TRH-4014. Verify every value with the OEM datasheet.
Summary
Product identification
These are ROPUR Membranes 4 x 14 INCH Tape Wrap Brackish Elements.
- Models: TR70-4014-HF, TRH-4014
- Membrane Type: Crosslinked Aromatic Polyamide, Negative Charge
- Element Configuration: Spiral Wound, Tape Wrap
Performance Specification
Models:
- TR70-4014-F: Normal Flux
- TR70-4014-HF: High Flow
- TRH-4014: Low Pressure, High Flow
| Parameter | TR70-4014-F | TR70-4014-HF | TRH-4014 |
|---|---|---|---|
| Salt Rejection avg. | 99.4 % | 99.4 % | 99.0 % |
| Product Flow Rate | 2’200 l/d (580 gpd) | 2900 l/d (765 gpd) | 2400 l/d (635 gpd) |
| Test conditions | A | A | B |
Test Conditions:
| Parameter | A | B |
|---|---|---|
| Temperature | 25 °C | 25 °C |
| Feed Solution, Concentration | 1500 ppm NaCl | 500 ppm NaCl |
| Feed Pressure | 15 bar | 7.5 bar |
| Brine : Permeate ratio | 5 : 1 | 5 : 1 |
| Feed pH | 6.5 - 7.5 | 6.5 - 7.5 |
Notes on performance:
- Average value for 100 elements after 1 hour operation.
- Product Flow Rate +/- 15%.
- Salt Rejection minimum 98 %.
- Minimum Performance data are for any single element.
Operating limits
- Recommended Operating Pressure: < 15.0 kg/cm² (216 psi)
- Maximum Operating Pressure: 20 kg/cm² (288 psi)
- Recommended Operating Temperature: < 35 °C (95 °F)
- Maximum Operating Temperature: 35 °C (95 °F)
- pH Range, Continuous Operation: 3 - 11 (Both feed and brine water must meet this range.)
- pH Range, Chemical Cleaning: 3 - 11
Feed water
- Feedwater Turbidity (SDI₁₅): < 5
- Feedwater Chlorine Concentration: 0 ppm
- pH Range, Continuous Operation: 3 - 11
Product water
- Minimum Salt Rejection: 98 %
Mechanical / hydraulic
- Nominal Dimensions:
- Diameter: 4'' inch (101 mm)
- Length: 14'' (355 mm)
- For detailed dimensions and diagrams, refer to the official PDF.
- Feed Flow Rate per Vessel: < 2’200 l/h (10 gpm)
- Brine Flow Rate per Vessel: > 600 l/h (2.6 gpm)
- Brine/Permeate Flow Ratio: 5 : 1
- Pressure Drop (per Element): 0.5 kg/cm² (7 psi)
- Pressure Drop (per Vessel): 1.0 kg/cm² (14 psi)
- Elements must be cleaned when pressure drop increases to 1.5 times of the initial value.
Disclaimer: This summary is based solely on the provided text extract. It may not include all figures, footnotes, or the latest revisions found in the complete OEM PDF datasheet. For contractual data, always refer to the specific OEM PDF revision used on the project.
Official datasheet (PDF)
Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.