IEEE C37.21a:2020
Current
Current
The latest, up-to-date edition.
IEEE Standard for Control Switchboards--Amendment 1: Control and Secondary Circuits and Devices, and All Wiring
Amendment of
Published date
01-07-2020
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| Committee |
Switchgear
|
| DocumentType |
Amendment
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Current
|
Align the wiring requirements of this standard with; IEEE C37.20.1, IEEE C37.20.2, IEEE C37.20.3, and IEEE C37.20.9.
Summarise
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