1210   Current (vs. power) ramp rate

Created: 29 Jan 2014

Status: Future Improvement

Part: Part 90-7 (2013; Edition 1, DER power converters)

Links:

Page: 79

Clause: 8.4.2.1

Paragraph: Table 19

Category: Issue for edition 2 of this part

Issue

DRCT defines WGra as a power ramp rate, specified in percent of WMax, but new regulations (e.g. California Rule 21 revision) are defining ramp rates in terms of maximum current.

Proposal

Define an optional IGra that can be set instead of WGra.

Discussion Created Status
Closed 29 Nov 22 Future Improvement
Section 8 (data model) of this TR will be removed from the TR Ed 2.
The data model is described in IEC 61850-7-420 Ed2 		31 Aug 22 Approval (Future Improvement)
Decision at WG17 meeting Frankfurt a. Main:
Several DOs proposed by Frances Cleveland shall be added to the WG17 UML model --> DO DRCT.AGra added.
Will be included in coming CD 1 of IEC 61850-7-420 Ed. 2. 		10 Jul 15 Ballot Period

 

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