ITU-T K.12
SERIES K: PROTECTION AGAINST INTERFERENCE ITU-T K.12 Characteristics of Gas Discharge Tubes for the Protection of Telecommunications Installations ITU-T K.12 defines the basic characteristics to be met by gas discharge tubes for the protection of exchange and outdoor equipment, subscriber or customer equipment and telecommunication lines from surges. It is intended to be used for the harmonization of existing or future specifications issued by gas discharge tube manufacturers, telecommunication equipment manufacturers, administrations or network operators. Preview Standard
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