{"id":397335,"date":"2024-10-20T04:29:42","date_gmt":"2024-10-20T04:29:42","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c57-12-40-2011\/"},"modified":"2024-10-26T08:17:22","modified_gmt":"2024-10-26T08:17:22","slug":"ieee-c57-12-40-2011","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c57-12-40-2011\/","title":{"rendered":"IEEE C57.12.40-2011"},"content":{"rendered":"

Revision Standard – Superseded. This standard is intended for use as a basis for establishing the performance, interchangeability, and safety of the equipment covered and to assist in the proper selection of such equipment.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Std C57.12.40-2011 Front Cover
\n <\/td>\n<\/tr>\n
3<\/td>\nTitle page
\n <\/td>\n<\/tr>\n
6<\/td>\nIntroduction
\n
Notice to users
\n
Laws and regulations
\n
Copyrights
\n
Updating of IEEE documents
\n
Errata
\n <\/td>\n<\/tr>\n
7<\/td>\nInterpretations
\n
Patents
\n <\/td>\n<\/tr>\n
8<\/td>\nParticipants
\n <\/td>\n<\/tr>\n
10<\/td>\nContents
\n <\/td>\n<\/tr>\n
11<\/td>\nImportant notice
\n
1. Overview
1.1 Scope
1.2 Purpose <\/td>\n<\/tr>\n
12<\/td>\n2. Normative references
3. Transformer performance requirements
3.1 Kilovolt-ampere ratings <\/td>\n<\/tr>\n
13<\/td>\n3.2 Voltage rating and tap ratings
3.3 Angular displacement
3.4 Basic lightning impulse insulation levels (BILs) <\/td>\n<\/tr>\n
14<\/td>\n3.5 Percent impedance
3.6 Audible sound levels
4. Tests
5. Construction
5.1 General <\/td>\n<\/tr>\n
15<\/td>\n5.2 Corrosion resistance
5.3 Tank <\/td>\n<\/tr>\n
16<\/td>\n5.4 Cooling panels
5.5 Primary switch chamber <\/td>\n<\/tr>\n
18<\/td>\n5.6 Secondary network protector throat
5.7 Accessory equipment for transformer tanks <\/td>\n<\/tr>\n
20<\/td>\n5.8 Dimensions <\/td>\n<\/tr>\n
21<\/td>\n6. Primary disconnect and grounding switch
6.1 General
6.2 Network switch electrical performance requirements <\/td>\n<\/tr>\n
25<\/td>\n7. Bushings
7.1 Primary cable entrance <\/td>\n<\/tr>\n
26<\/td>\n7.2 Other primary bushings
7.3 Secondary bushings <\/td>\n<\/tr>\n
27<\/td>\n7.4 Terminal markings
8. Neutral termination
8.1 Primary neutral
8.2 Secondary neutral <\/td>\n<\/tr>\n
28<\/td>\n9. Nameplate
10. Connections of transformer for shipment by manufacturer <\/td>\n<\/tr>\n
34<\/td>\nAnnex A (informative)
\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Standard for Network, Three-Phase Transformers, 2500 kVA and Smaller; High Voltage, 34 500 GrdY\/19 920 and Below; Low Voltage, 600 V and Below; Subway and Vault Types (Liquid Immersed)<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2011<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":397341,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-397335","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ieee","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/397335","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/397341"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=397335"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=397335"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=397335"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}