Safety or relief valves (HS 848140); Taps, cocks, valves and similar appliances for pipes (excluding pressure-reducing valves, valves for oleohydraulic or pneumatic transmissions, check (nonreturn) valves and safety or relief valves) (HS 848180)
Proyecto de Primera Revisión del Reglamento Técnico Ecuatoriano RTE INEN 235 (1R) "Válvulas de seguridad" (Draft first revision (1R) of Ecuadorian Technical Regulation RTE INEN No. 235 "Safety valves") (10 pages, in Spanish)
The notified Ecuadorian Technical Regulation establishes the requirements to be met by safety valves, prior to the marketing of domestic and imported products, with the aim of protecting human safety and preventing deceptive practices.
It applies to the following products:
Safety valves, whether or not pilot operated;
It does not apply to: Deaerating and pressure-regulating valves used with liquid petroleum gas (LPG) and other inflammable compressed gases.