A uniform method by which the thermal endurance of electrical insulation systems for dry-type specialty and general- purpose transformers can be compared is established. These insulation systems are intended for use in the types of transformers described in NEMA ST 1-1988 and NEMA ST 20-1992.
- Sponsor Committee
- PE/TR - Transformers
Learn More - Status
- Superseded Standard
- Superseded by
- 259-1999
- Superseding
- 259-1974
- Board Approval
- 1994-09-22
- History
-
- ANSI Approved:
- 1995-03-21
- Published:
- 1994-12-01
Working Group Details
- Society
- IEEE Power and Energy Society
Learn More - Sponsor Committee
- PE/TR - Transformers
Learn More
No Active Projects
No Active Standards
No Superseded Standards
No Inactive-Withdrawn Standards
No Inactive-Reserved Standards