UNI 9497 : 1989
Current
Current
The latest, up-to-date edition.
TECHNICAL PRESCRIPTIONS FOR ELECTRICAL SERVO CONTROLS EMPLOYED FOR VALVES WORKING
Published date
11-30-1989
It establishes the characteristics and test methods of the servo controls suitable for the operation of the control valves for heating systems, subject to mandatory approval (pursuant to Law 29 May 1982, n.308, art. 22).
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