Description
This part of IEC 61557 specifies the requirements applicable to measuring equipment for testing the phase sequence in three-phase distribution systems. Indication of the phase sequence can be mechanical, visual and/or audible.
This document does not apply to additional measurements for other quantities. It does not apply to monitoring relays.
NOTE Common three-phase distribution systems are depicted in IEC 610101: 2010, Annex I and
IEC 61010-1:2010/AMD1:2016, Annex I.
Product Details
- Edition:
- 3.1
- Published:
- 08/01/2023
- ISBN(s):
- 9782832274538
- Number of Pages:
- 66
- File Size:
- 1 file , 1.8 MB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus