ANSI/AMCA 520-09

This standard establishes an industry standard for minimum rating and testing of actuators used on fire/smoke dampers. Requirements cover torque or force rating, long term holding, operational life, elevated temperature performance, periodic maintenance, production, and sound testing for both pneumatic and electric operators.

This product replaces:ANSI/AMCA 520-04 - Laboratory Methods for Testing Actuators
This product is included inAMCA Full Set - Laboratory Methods for Testing Actuators