573 LN TRTN.Spd

Created
15 Oct 2007
Status
Ballot PeriodIn the formal ballot, gathering the final votes and comments. Any signed-in reader may comment. Show the workflow
Part
Part 7-410 (2007; Hydro Power)
Links
None
Page
Clause
7.10.13
Paragraph
Category
Issue for edition 2 of this part

Issue

Spd is explained as “Rotational speed [r/s]” but it is unclear whether this means radians per second or rotations por second

Proposal

Clarify as “[Rotations per second]”

DiscussionCreated
Ballot Period That SI unit is already included in IEC 61850-7-3, Ed 2 CD as unit 53 22 Oct 07
Triage The correct SI unit is per second (s-1) 22 Oct 07