1. Sludge water recycling unit UFOX 10
Wallace & Tiernan - Dec. 2006
Sludge water recycling unit UFOX 10

2. UFOX 10: Ultrafiltration und Oxidation
Recycling of sand filter backwash water in swimming pools
NEW

3. Ultrafiltration System UFOX 10
with double virus barrier

4. Recycled filter backwash water according to DIN 19645 standard
Type 1
Used for refilling water into the pool water process
Type 2
Used as cleaning water or toilet water
Type 3
Waste water treated to feed directly in receiving water canal
W&T - UFOX
high installation costs
minor savings
high installation work
official permission required

5. Different Levels of Membrane Filtration
Wallace & Tiernan UFOX 10

6. Design of the Ultrafiltration Module
type Multibore®
pressure module IN/OUT
bore size 0,01 µm
membrane module
membrane elements

7. DIN 19645 Standard Main requirements for recycling water type 1
Multi virus barrier or daily test of integrity
Virus barrier with more then 7 log removal capability
Maximum 80% of the refill water from recycled water type 1
New limits for the permeate (filtrate) chlorate < 5 mg/l bromate < 0,2 mg/l
Minimum of 0,3 mg/l chlorine in the recycled water (permeate)
24 hour operation time for the ultra-filtration modules
Only non corrosive material have to be used

8. Typical swimming pool process with UFOX 10
Treatment levels:
Level 1: Prefiltration
Level 2: Flocculation & Adsorption
Level 3: Ultrafiltration
Level 4: Oxidation
Level 5: Disinfection

9. UFOX 10 design with double virus barrier

10. Technical Data Treatment capacity 10 m³ / day (24 hours)
Double virus barrier > 7 Log removal according to DIN 19645
Additional oxidation with Inline- Electrolyse cell
Fully Automatic Operation
Special Wallace & Tiernan control electronic (no PLC)
RS 485 Interface for ChemWeb-Server or OPC Server Data Access
Auto- Adaptation for UF-backwash cycle time
Daily Integrity test of the Ultrafiltration membranes
Compact design (dimensions 1,2 m x 1,8 m x 0,8 m)
Power consumption approx. 1,5 kWh / m³ filtrat (ca. 15 Cent / m³)

11. Cost Saving Potential - UFOX 10
Cost Saving Potential approx ,- € / Year

12. UFOX 10 Advantages
Considerable reduction in operating costs, fresh water, waste water & energy
Short amortisation time
Fully automated operation with daily function and integrity tests
Dual virus barrier with more than 7-log stages acc. to DIN 19645
Continuous monitoring of the filtrate quality by measuring the Redox (ORP) voltage
Self-optimising backwash intervals
Compact, space saving design

13. Requirements for UFOX Operation
Sludge water tank available
Possibility for withdrawal of sludge water
Drain possibility for UFOX System
Optional: Pressure supply with approx. 6 – 8 bar (90 – 110 PSI) (pressure regulator integrated in UFOX 10)
Voltage free contact from sand filter backwash unit (sand filter backwash operation is in process)
Voltage free contact from splash water tank (max. level)
Usable with more then 12 m³ of filter backwash water (sludge water) per day

14. Backwash water recycling for swimming pools
UFOX 10
Part No. AAD (incl. air compressor) ,- € (list price C2)
AAD5749 (for external air supply) ,- € (list price C2)

15. UFOX 10 - Only one EWO Pool- Module

16. Additional possibilities to save costs with EWO Pool- Modules

17. EWO Pool: More Cost Saving Possibilities
Energy- and Water Optimization with:
UFOX
ECON Pool
DEPOLOX Pool
Barrier M