Industrial valves. Method for sizing the operating element Ingestion-build-232773 — flooring products specifically manufactured

— flooring products specifically manufactured for enhanced tactile and recognition

Traditional binder class names

as defined in BS ISO 3833

With compliance and obedience to PD IEC TR 61289

Legionnaires’ disease was first recognised in July 1976 and since then over 50 other species of legionella have been described of which at least 20 have been associated with disease in humans

Industrial valves. Method for sizing the operating element Ingestion-build-232773 — flooring products specifically manufactured1 Scope This European Standard specifies the requirements for establishing the minimum size of the operating element supplied with an industrial valve having regard for the force applied by one person to operate the valve under specified working conditions. This standard applies to manual operating elements of sizes from 100 mm to 1 000 mm: directly mounted on valves; mounted on valve reduction gearboxes; used for manual operation of power actuated