IEEE C37.21 : 2005
IEEE C37.21 : 2005
CONTROL SWITCHBOARDS
Institute of Electrical & Electronics Engineers
CONTROL SWITCHBOARDS
Institute of Electrical & Electronics Engineers
1. Overview
2. Normative references
3. Definitions
4. Usual service conditions
5. Ratings
6. Tests
7. Construction
Annex A (informative) - Bibliography
Annex B (informative) - General application guide
Annex C (informative) - Handling, storage, and
installation guide
Defines ratings, construction, and testing of dead-front control switchboards containing, but not limited to, devices such as switches, control devices, instrumentation, metering, monitoring, protective and auxiliary relays, and regulating devices and accessories.
Document Type | Standard |
Status | Current |
Publisher | Institute of Electrical & Electronics Engineers |