IEEE C37.21-1985
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
IEEE Standard for Control Switchboards
Available format(s)
PDF
Superseded date
28-05-2017
Language(s)
English
Published date
29-03-1988
| Committee |
Switchgear
|
| DocumentType |
Standard
|
| Pages |
25
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Superseded
|
| SupersededBy |
Important note : All end users must be registered with an Account prior to user licenses being assigned.Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.