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Overfill prevention devices
APPLICATION
It's a Safety Device in according with Directives ATEX 2014/34/EU, ISO EN 13616-1, Technical Norm
Fire Prevention 41/256 31/10/2019, d.P.R. 10/520 19/03/1955 and subsequent amendments.
Valve is used to prevent any possible overfill during charging hazardous or dangerous fluids.
- Application: petrochemical, food, pharmaceutical & more.
- Valve opens and closes automatically.
- No residual
liquid in pipe
- The operator cannot leave the pump during the refuelling process.
ATTENTION
* Flow and Turbolence should modify initial and final closure level by ±20%.
The best performances allowed by the new regulation:
- Max operational temperature 60°C.
- Max operational pressure 8 bar for pressure filling.
- Loading process needs operator supervisor.
CHEMICAL SUITABILITY
- Standard model is for traditional fuel without additives.
-"PTFE" coated model is for special fuel, non-aggresive solvents or chemical
products.
-"SS" model is for aggressive solvents, acids or bases.
DIMENSIONS
PRODUCT
THREAD A
THREAD B
HEIGHT BODY
INITIAL CLOSURE LEVEL*
FINAL CLOSURE LEVEL*
MIN FLOW l/min (230 mbar)
MAX FLOW l/min (8 bar)
Product Certification, Declaration of Conformity, User Manual and Testing on: www.ridart.it/support
The Data and Images are not binding. We reserve the right to make changes without notice. Pressure & Flow Tolerances ±20%.
at the end of loading process.
442S-80 AL
VERTICAL
3"F BSPP
3"F BSPP
215
180>50 mm below the valve top
30 mm below the valve top
30 tested (60 norm requested)
1000 tested (900 norm requested)
PART
CODE
BODY
SCREWS
POPPET
SEALS
FLOATING
SUPPORT
SPRING
RIDART s.r.l.
via Adua, 17 - 21045 Gazzada Schianno (VA) ITALY P.IVA/C.F. IT 01454770122
www.ridart.it
442S AL
442S PTFE
442S-80 AL
442S-80 PTFE
ALUMINIUM
AL + PTFE COATING
TEFLON® + CARBON
PE HD + Cr SPUTTERING
info@ridart.it
+39 0332 463301
Mod. 442S
II 1G c IIB T6
442S SS
442S-80 SS
STAINLESS STEEL
STAINLESS STEEL
STAINLESS STEEL
STAINLESS STEEL
STAINLESS STEEL
STAINLESS STEEL
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Table of Contents
Summary of Contents for Ridart 442S
- Page 1 Adua, 17 - 21045 Gazzada Schianno (VA) ITALY P.IVA/C.F. IT 01454770122 www.ridart.it info@ridart.it +39 0332 463301 Product Certification, Declaration of Conformity, User Manual and Testing on: www.ridart.it/support The Data and Images are not binding. We reserve the right to make changes without notice. Pressure & Flow Tolerances ±20%.
- Page 2 - For correct installation follow the Directives and product User Manual. - For custom application or maintenance write to: quality@ridart.it. - Declaration of Conformity and User Manuals are available on: www.ridart.it/support. Before proceeding with installation be sure that valve model is in compliance with local/national laws which regulate this specific device in relation to tank capacity requirements, normally 90%.
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