| Publication CODE |
Title |
| IEC 60947-6-1:2021 (2021-03) |
LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 6-1: MULTIPLE FUNCTION EQUIPMENT - TRANSFER SWITCHING EQUIPMENT |
| |
| Price Excl. VAT |
Total number of pages, tables and drawings |
|
366.00 €
|
121. |
Description
IEC 60947-6-1:2021 applies to transfer switching equipment (TSE), to be used in power systems for ensuring the continuity of the supply and allowing the energy management of the installation, by transferring a load between power supply sources, the rated voltage of which does not exceed 1 000 V AC or 1 500 V DC.
This third edition cancels and replaces the second edition published in 2005, and its Amendment 1:2013. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
' clarification of scope and object;
' clarification of terms and definitions;
' removal of unnecessary definitions;
' modification of characteristics;
' modification of utilization categories definitions;
' introduction of new markings requirements;
' addition of new requirements for clearances and creepage distances;
' addition of new requirements and tests for mechanical and electrical interlocks;
' clarification of transfer sequences;
' modification of requirements for rated short-time withstand currents;
' modification of new requirements for electromagnetic compatibility;
' clarification of performance requirements for CB type TSE, in alignment with requirements stated in IEC 60947-2;
' addition of new test sequence V: Critical load current performance of equipment with DC ratings.
|
| Class |
C990
(IEC PUBLICATIONS IEC PUBLICATIONS)
|
| Committee |
TC 121/SC 121A
Low-voltage switchgear and controlgear
|
| Responsible |
Ir DELENS Marc
|
| BEC Approval |
2021-03-16 |
| ICS-Code (International Standards Classification) |
29.120.40
, 29.130.20
|
| NBN Status |
New |
|
| IEC publication date |
2021-03-16 |
| IEC stability date |
2022-12-31 |
| IEC file modification date |
2021-03-16 |
| IEC last modification date |
2021-03-16 |
|
