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summary
C57.12.20-2017 - IEEE Standard for Overhead-Type Distribution Transformers 500 kVA and Smaller; High Voltage, 34 500 V and Below; Low Voltage, 7970/13 800Y V and Below
description
Standard number: C57.12.20-2017. Status: Superseded. DOI: 10.1109/IEEESTD.2017.8125612
Details
Publisher
IEEE
File size
5.26 MB
Pages
52
Format
PDF
Publication date
2017-12-01