Revidiran
specifies the requirements for the inspection and routine testing of control valves manufactured in conformity with the other parts of IEC 60534.is applicable to valves with pressure ratings not exceeding Class 2500. The requirements for actuators apply only to pneumatic actuators.
POVUČEN
IEC 60534-4:1999 ED2
POVUČEN
IEC 60534-4:2006 ED3
99.60
Povlačenje stupilo na snagu
16. 12. 2021.
OBJAVLJEN
IEC 60534-4:2021 ED4