Veolia Rackless Module System | ZeeWeed | ZW700B RMS

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Description

Rackless module system – ZeeWeed pressurized ultrafiltration (UF)

Description and Use

As a pioneer of membrane technology, Veolia leverages decades of research, development, and operational experience to offer one of the most
advanced ultrafiltration technology in the market. The ZeeWeed ZW700B RMS line of products contains our SevenBore* fiber technology with an inside-out flow orientation. The SevenBore fiber is regarded as a leading polyethersulfone (PES) product on the market.
Customers of pressurized UF systems want cost-effective, worry-free solutions that meet their specific needs for the lifetime of their plant. Veolia’s engineers have developed a revolutionary solution that meets all these needs.

General Properties

• UF membrane – for optimal removal of particulates, bacteria and viruses
• PES membrane fibers with 7 bores – provides high mechanical strength (>10x that of single fibers) and chemical resistance
• Inside-Out filtration – eliminates air scouring step and additional related equipment

Specifications

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Specifications

Manufacturer Veolia
Series ZeeWeed Ultrafiltration
Model Number ZW700B 10072/UF8/7B/RMS/0.9/85
Description Typical Process Conditions

Maximum temperature: 40°C (104°F)
Maximum pressure: 5 bar (72.5 psi)
Typical Trans Membrane Pressure (TMP) operation: <1.0 bar (14.5 psi)
TMP maximum: 2.5 bar (36 psi)
Backwash/forward flush maximum: 250 l/m2h (150 gfd)
pH range during operation: 2 to 11

Product Specifications Element Data
Material: Modified PES
Type: SevenBore
Material housing: PVC
Module Surface Area: 85 m² (914.9 ft²)
Feed connection OD: 6” Victaulic
Permeate connection OD: 6” Victaulic
Reject connection OD: 6” Victaulic
Housing OD: 250 mm (10 inch)
Weight: 54 kg (119 lbs)
Diameter bores ID: 0.9 mm (0.04 inch)
Diameter fiber OD: 3.6 mm (0.14 inch)

Cleaning
Cleaning pH range: 1.0-13.0
Disinfecting Chemicals:
Hypochlorite (NaOCl) 50 to 200 ppm
Hydrogen peroxide 100 to 200 ppm

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