First rainwater treatment with internal oil skimmer separator

Supply Specifications

Supply and installation of Batch First-Flush System with Internal Oil Separator mod. RAINDIS_ _____________ Useful volume F.F. + Oil separator __._ m³.
Sizing:
- ITALY NATIONAL REFERENCE Legislative Decree 152/06 (5 mm/sqm) up to surfaces of ____ sqm;
- Region EMILIA ROMAGNA D.G.R. 286/05 and 1860/06
Cf*=100 (low) up to surfaces of ____ sqm
Cf*=200 (medium) up to surfaces of ____ sqm
Cf*=300 (high) up to surfaces of ____ sqm;
- Region ABRUZZO L.R. 31/10 (4 mm/sqm) up to surfaces of ____ sqm.
The system consists of:

• No. _ First-Flush Tank / Tanks mod. VACM__________ dimensions ___x___xh___ cm (cover excluded);
• Inlet Clapet check valve DN___ mod. VALVCLAPETDN___ made of AISI 304 stainless steel installed in the tank (alternatively, Float check valve DN___ mod. VALVGALINOX___ made of AISI 304 stainless steel);
• Integrated automatic first-flush water disposal system code KITPP1P complete with No. 1 Submersible electric pump mod. GQS50-8 400V 0.55kW 1.6A with relative PVC piping, Management and control electrical panel with PLC logic directly programmable from the attached touchscreen display, Level sensors installed in the tank, External rain sensor, and Visual/acoustic alarm;
• Internal R.C. baffle wall for the creation of the oil separation compartment;
• Class I Internal Static Oil Separator compliant with UNI EN 858 standard, NS ___ l/s, complete with automatic closure device featuring float shutter and removable coalescence filter made of polyester-based expanded polyurethane with a defined and uniform pore structure having a porosity of 10 ppi (pores per inch) complete with removable basket, all made of AISI 304 stainless steel.

Prefabricated elements specifications:
- Produced in DECLARED SERIES and with UNI EN ISO 9001 and ISO 45001 management systems;
- Compressive strength class C45/55 (RCK >55 N/mm²);
- Exposure classes XC4, XS3-XD3, XF1, XA2;
- GREESMIX5® steel fibers (where structurally provided);
- IDROCONCRETE 1200® integral system (where required);
- Certificate of conformity for Prefabricated elements made of CE-certified materials and recycled content according to the Minimum Environmental Criteria (CAM) requirements;
- Chemical Resistance and Reaction to Fire certifications issued by an external body in accordance with UNI EN standards;
- Reinforced with vertical R.C. pillars and horizontal stainless steel struts where provided;
- Treated with Elastocolor protective anti-crack elastomeric coating on external concrete walls featuring high permanent elasticity and high chemical resistance.

Treatment Guarantee:
Legislative Decree 152/06 Part Three, Annex 5, Table 3 "Discharge into Surface Water", provided that the qualitative and dimensional inflow values entering the treatment itself are respected and guaranteed, limited to total suspended solids and total hydrocarbons parameters.

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First rainwater System with internal oil skimmer separator Dimensions