50 persons Sewage Treater

Certificate: CCS, GL, BV certificate, etc.
Delivery Time: 15 days
Place of Origin: China
Packing Details: Export standard packaging.

50-Persons Marine Sewage Treater System | IMO MEPC 159(55) Compliant

Compact & Efficient Wastewater Solution for Mid-Size Vessels

Our WCMBR-50(U) 50 persons marine sewage treater plant provides reliable wastewater processing that meets strict IMO MEPC 159(55) standards. This complete treatment system effectively handles black water (toilet waste) and gray water from vessels up to 50 persons capacity.

Key Features & Benefits

✔ Certified Performance – Complies with IMO MEPC 159(55) effluent standards
✔ Complete Treatment System – Includes biological treatment + MBR filtration + UV disinfection
✔ Flexible Installation – Suitable for both inspected and uninspected vessels
✔ Durable Construction – Q235-A steel main body with 0.021MPa test pressure
✔ Global Certifications – Available with ABS, BV, DNV, LR, CCS, USCG and other class approvals

Technical Specifications

System Capacity & Performance

  • Rated Capacity: 50 persons

  • Daily Flow: 3,780 liters/day

  • Effluent Quality:
    ✅ BOD5 ≤ 25 mg/L
    ✅ TSS ≤ 35 mg/L
    ✅ Coliforms ≤ 100 MPN/100mL
    ✅ COD ≤ 125 mg/L
    ✅ pH 6-8.5 | Residual Chlorine < 0.5 mg/L

Operating Conditions

  • Temperature Range: 0°C to +50°C

  • Humidity: ≤90% RH

  • Power Supply: AC380V/50Hz/3φ

  • Compressed Air Requirement: 0.1-0.3MPa, 0.2m³/h

System Components

Component Model Qty Material/Notes
Main Body 1 Q235-A steel
Cutting Pump 50CPW0.5-10B 1
Air Pump CYBW-20 1
Discharge Pump CLH40-32-2(Z)A 1
Dosing Pump DL7-5 1
MBR Membrane 6040W 1
UV Sterilizer JX-0.5UV 1
Control Panel 1
Monitoring Equipment Multiple Flowmeters, level switches, pressure gauges

Certifications & Approvals

  • IMO MEPC 159(55) compliant

  • Available with major class certificates:
    ✅ ABS ✅ BV ✅ DNV ✅ LR ✅ CCS ✅ USCG ✅ RINA ✅ NK

The description/sizes may be different with goods, please check with us when order.

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