What is IEC 61643-11?

International Standard IEC 61643-11 has been prepared by subcommittee 37A: Low-voltage surges protective devices, of IEC technical committee 37: Surge arresters. This first edition of IEC 61643-11 cancels and replaces the second edition of IEC 61643-1 published in 2005. This edition constitutes a technical revision.

What is the IEC 61439 standard for switchgear?

All low-voltage switchgear and controlgear assemblies in the European Economic Area are required to comply with the IEC 61439 standard. The standard describes the design verification for controlgear assemblies and the responsibilities of the manufacturer and switchboard manufacturer.

What does en 61643 mean for surge protection?

This part of EN 61643 is applicable to devices for surge protection against indirect and direct effects of lightning or other transient overvoltages. These devices are called Surge Protective Devices (SPD).

What is iaiec 61439?

IEC 61439 defines which points the manufacturer and the user of a switchgear and controlgear assembly have to define. The switchgear and controlgear assembly is viewed as a so-called black box, whose interfaces to the environment are defined in 4 areas.