Operating Guidelines; Types Of Wastewater That Can Be Treated - PREMIER TECH REWATEC DiUV Owner's Manual

Capacity of the Rewatec UV disinfection unit
Number of bedrooms
1
2
3
4
5
6
Other buildings ruled by Q-2, r.22
2.

OPERATING GUIDELINES

2.1

TYPES OF WASTEWATER THAT CAN BE TREATED

Using a secondary or advanced secondary treatment system
Domestic wastewater (for example, wastewater from an onsite installation).
Using the Rewatec UV disinfection unit (DiUV)
Domestic wastewater coming from an advanced secondary treatment system certified in accordance with the
NQ 3680-910 standard for an advanced secondary level (Class III). To be installed in Québec at a flow rate below 3,240 L/d,
the treatment chain consisting of an advanced secondary treatment and the Rewatec DiUV must be certified in
accordance with the NQ 3680-910 standard.
Water supply source quality analysis
Premier Tech recommends conducting a drinking water test. Drinking water should respect the following levels:
For the self-cleaning
Rewatec UV disinfection unit (DiUV)
Hardness < 500 mg/L
Drinking water filtration system
Unless it is a water softener, backwash from a home drinking water filtration system must never enter a wastewater system
equipped with the Rewatec UV disinfection unit.
Water softener
Premier Tech recommends the following actions for homes with water softener systems.
• Start with a water test:
1) Have your drinking water analyzed by an accredited laboratory.
2) Have a drinking water treatment professional design your system based on the results of these analyses.
3) Ensure the system you install complies with NSF/ANSI standard 44.
2 Q-2, r.22 is applicable only in Quebec.
6
Total daily flow (litres)
540
1,080
1,260
1,440
1,800
2,160
3,240
2
Rewatec UV disinfection unit (DiUV) | Owner's manual
For the classic
Rewatec UV disinfection unit (DiUV)
Water quality and minerals
Iron
Hardness
Manganese
Tannins
Number of UV disinfection
unit required
1
Level
< 0.3 ppm (0.3 mg/L)
< 7 gpg (120 mg/L)
< 0.05 ppm (0.05 mg/L)
< 0.1 ppm (0.1 mg/L)