ITU-T Work Programme

[2017-2020] : [SG5] : [Q2/5]

[Declared patent(s)] - [Publication]

Work item:

K.77

Subject/title:

Characteristics of metal oxide varistors for the protection of telecommunication installations

Status:

Approved on 2019-07-14

Approval process:

AAP

Type of work item:

Recommendation

Version:

Rev.

Equivalent number:

Timing:

Liaison:

Supporting members:

Summary:

Recommendation ITU-T K.77 gives the basic requirements to be met by metal oxide varistors (MOVs) for the protection of power circuits and signal circuits of telecommunication installations from surges. The purpose of this Recommendation is to provide technical guidelines for purchasers and manufacturers of MOVs to ensure their satisfactory operation in the applications for which they are intended. This Recommendation is intended to be used for the harmonization of existing or future specifications issued by MOV manufactures, telecommunication equipment manufactures, administrations or network operators.

Comment:

Reference(s):

[SG5-TD980

]

Historic references:

Contact(s):

Michael J MAYTUM, Editor

ITU-T A.5 justification(s):

[Submit new A.5 justification

]
See guidelines for creating & submitting ITU-T A.5 justifications

First registration in the WP: 2019-05-30 15:03:46

Last update: 2019-08-02 14:59:09

Committed to connecting the world

ITU-T work programme

[2017-2020] : [SG5] : [Q2/5]

[Declared patent(s)] - [Publication]