International Electrotechnical Commission

EN independent manual operation
independent manual operation of a mechanical switching device  
switching action using stored energy operation where the energy originates from manual power, stored and released in one continuous operation (e.g. spring release), such that the speed and force of the operation are independent of the action of the operator

[SOURCE: IEC60050-441:1984, 441-16-16, modified]

TC/SC:82Terms     Info     Publications
Published in:IEC 62548, ed. 1.0 (2013-07) Terms     Info
Reference number:3.1.14

Copyright 2022 IEC, Geneva, Switzerland. All rights reserved