Industrial valves - Actuators - Part 4: Hydraulic part-turn actuators for industrial valves - Basic requirements
STANDARD published on 1.10.2025
Designation standards: ČSN EN 15714-4
Classification mark: 133096
Catalog number: 521996
Publication date standards: 1.10.2025
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
This document specifies basic requirements for hydraulic part-turn valve actuators, both double acting and single acting, used for on-off and modulating control duties.
It includes guidelines, recommendations and methods for enclosure and corrosion protection, control and testing.
It does not apply to hydraulic actuators which are integral parts of control valves and to hydraulic actuators designed for permanent immersion in fresh or sea water as well as electro-hydraulic actuators.
Other requirements, or conditions of use, different from those indicated in this document can vary upon request