{"id":111254,"date":"2024-10-18T16:08:17","date_gmt":"2024-10-18T16:08:17","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c57-12-21\/"},"modified":"2024-10-24T22:00:50","modified_gmt":"2024-10-24T22:00:50","slug":"ieee-c57-12-21","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c57-12-21\/","title":{"rendered":"IEEE C57.12.21"},"content":{"rendered":"
New IEEE Standard – Withdrawn Draft. This IEEE Standards product is part of the C57 Family on Power Distribution and Regulating Transformers.<\/p>\n
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
1<\/td>\n | Title Page <\/td>\n<\/tr>\n | ||||||
5<\/td>\n | CONTENTS <\/td>\n<\/tr>\n | ||||||
6<\/td>\n | Introduction Participants <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 1. Scope 2. References 2.1 General <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 3. Ratings 3.1 Kilovolt-ampere ratings 3.2 Voltage ratings and tap ratings 4. Basic lightning impulse insulation levels and dielectric test levels <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 5. Tests 5.1 General 5.2 Dielectic tests 6. Construction 6.1 General <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 6.2 Bushings and terminals <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 6.3 High-voltage and low-voltage compartments 6.4 Instruction nameplate 6.5 Oil preservation 6.6 Tanks <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 7. Storage and Installation 7.1 Storage 7.2 Installation 8. Other requirements that may be specified for some applications <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Standard for Transformers–Pad-Mounted, Campartmental-Type, Self-Cooled, Single-Phase Distribution Transformers With High-Voltage Bushings: High Voltage (34 500 GrdY\/19 920 V and Below) and Low Voltage (240\/120 V, 167 kVA and Smaller)<\/b><\/p>\n |