ACM-20 TDS

Summary

Product identification

• Model: AKUALYS ACM-20 (ACM)
• Revision: 91120000
• Membrane Type: Hollow Fiber UF
• Flow Direction: Outside to inside
• Membrane Material: Modified PVDF
• Nominal MWCO, Dextrane: ≤150,000 Dalton
• Nominal Pore Diameter: 30 nm

Mechanical / hydraulic

• Body and Cap Material: U-PVC
• Potting Material: Polyurethane
• Nozzles: NPT1- Victaulic
• Fiber Outside/Inside Diameter: 1.4 / 0.8 mm
• Active Surface Area: 20 m²
• Dimensions (A x B x C x D): 1000±1 mm x 60±1 mm x 75±1 mm x 140±1 mm
• Diameter: 140 mm
• Weight: 12 kg

Feed water

• Temperature: 25 °C (Max 40 °C)
• Particle Dimension: < 300 µ
• Turbidity: 50 NTU (Max 250 NTU)
• Oil and Grease: 0 % (Max 1 %)
• pH: 6-9
• TOC: < 10 mg/l (Max 30 mg/l)
• Total Suspended Solid (TSS): 50 mg/l (Max 80 mg/l)
• Chlorine: 0.4 mg/l (Instant Max. 150 mg/l)

Operating limits

• Operation Modes: Dead End/Crossflow
• Temperature: 1-40 °C
• pH: 2-11
• Filtrate Flux @25°C: 45-180 L/m²h
• Flow Capacity: 0.90-3.60 m³/h
• Feed Water Inlet Pressure @ 25°C: 2-3 bar (Instant Max. 5 bar)
• Transmembrane Pressure (TMP): 0.4-2 bar

Product water

• Filtrate Water SDI: ≤2.5
• Filtrate Water Turbidity: ≤0.2 NTU
• Produced Water Quality: <0.2 NTU

Cleaning / Disinfection

• Backwash Pressure: Max. 2.5 bar
• Air Flowrate: 1 Nm³/h
• Chemically Enhanced Backwash (CEB) Chemicals:
  • Sodium Hypochlorite (NaOCl): 1000 mg/l
  • Sodium Hydroxide (NaOH): 500 mg/l
  • Hydrochloric Acid (HCl): 1000 mg/l
  • Citric Acid: 1-2 %
• Clean-in-Place (CIP) Frequency: Current Process TMP(bar) ≥ Initial TMP(bar) + 0.9 bar
• CIP Operation Duration: 2 hours
• CIP Chemical Cleaning Solutions (depend on pollutant):
  1. 0.1 % NaOH + 0.2 % NaOCl
  2. 0.2 % HCl, 2 % Citric Acid
• Cleaning Flowrate per Module: 1-2 m³/h
• Preservative Solution: Water/glycerol/sodium metabisulfite
  • Cleaning of preservative solution: Minimum 4 hours with feed water, using at least 3.6 m³ of feed water.
• Disinfection Procedure:
  • Circulate 100 ppm sodium hypochlorite solution for 10 minutes.
  • Soak for 1 hour inside the module.
  • Drain until the filtrate line is free from chlorine.

Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the official OEM PDF. Contractual data must always match the specific OEM PDF revision used for the project.

Official datasheet (PDF)

Lenntech datasheet mirror