IEC 61643-22:2004
Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles

Standard No.

IEC 61643-22:2004

Release Date

2004

Published By

International Electrotechnical Commission (IEC)

Status

Be replaced

Replace By

IEC 61643-22:2015

Latest

IEC 61643-22:2015

Replace

IEC 37A/157/FDIS:2004

Scope

Describes the principles for the selection, operation, location and coordination of SPDs connected to telecommunication and signalling networks with nominal system voltages up to 1 000 V r.m.s. a.c. and 1 500 V d.c. Also addresses SPDs that incorporate p

IEC 61643-22:2004 history

• 2015 IEC 61643-22:2015 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
• 2004 IEC 61643-22:2004 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles