NEMA DC 20:1992(R2022)
Current
The latest, up-to-date edition.
Residential Controls—Class 2 Transformers
Hardcopy , PDF
English
24-06-2022
This Standards Publication covers Class 2 transformers intended primarily for use in 30 volts rms maximum low-voltage residential control circuits. It includes definitions, electrical ratings, performance standards, mounting dimensions, and marking requirements.
DocumentType |
Standard
|
Pages |
16
|
PublisherName |
National Electrical Manufacturers Association
|
Status |
Current
|
Supersedes |
NFPA 70 : 2020 | National Electrical Code (NEC) Softbound |
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