ITU-T K.12
Characteristics of gas discharge tubes for the protection of telecommunications installations
Organization: | ITU-T |
Publication Date: | 1 May 2010 |
Status: | active |
Page Count: | 28 |
scope:
This Recommendation:
a) gives the characteristics of gas discharge tubes used in accordance with [b-ITU-T K.11] and [b-ITU-T K.46] for the protection of exchange and outdoor equipment, subscriber or customer equipment and telecommunication lines against overvoltages;
b) deals with gas discharge tubes having two or three electrodes;
c) does not deal with mountings and their effect on tube characteristics (see [ITU-T K.65]); characteristics apply to gas discharge tubes as a component, mounted only in the ways described for the tests;
d) does not deal with mechanical dimensions;
e) does not deal with quality assurance requirements;
f) does not deal with gas discharge tubes which are connected to electrical power systems.
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