{"id":444051,"date":"2024-10-20T08:35:49","date_gmt":"2024-10-20T08:35:49","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c57-13-1-2006\/"},"modified":"2024-10-26T16:02:27","modified_gmt":"2024-10-26T16:02:27","slug":"ieee-c57-13-1-2006","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c57-13-1-2006\/","title":{"rendered":"IEEE C57.13.1-2006"},"content":{"rendered":"

Revision Standard – Superseded. This guide describes field test methods that assure that current transformers are connected properly, are of marked ratio and polarity, and are in a condition to perform as designed both initially and after having been in service for a period of time.<\/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\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Guide for Field Testing of Relaying Current Transformers <\/td>\n<\/tr>\n
3<\/td>\nTitle page <\/td>\n<\/tr>\n
6<\/td>\nIntroduction
Notice to users <\/td>\n<\/tr>\n
7<\/td>\nParticipants <\/td>\n<\/tr>\n
9<\/td>\nCONTENTS <\/td>\n<\/tr>\n
11<\/td>\n1. Overview
1.1 Scope
1.2 Purpose <\/td>\n<\/tr>\n
12<\/td>\n2. Normative references
3. Definitions
4. Consideration of American National Standards Institute (ANSI) accuracy classes <\/td>\n<\/tr>\n
13<\/td>\n5. Precautions in field testing CTs
5.1 Demagnetizing CTs
5.2 Greater primary winding turns <\/td>\n<\/tr>\n
14<\/td>\n6. Types of test and measurements
6.1 Ratio test
6.2 Polarity test
6.3 Insulation resistance test
6.4 Resistance measurement
6.5 Excitation test
6.6 Admittance test <\/td>\n<\/tr>\n
15<\/td>\n6.7 Burden test
7. AC sources for primary current injection tests
8. Ratio tests
8.1 Voltage method <\/td>\n<\/tr>\n
16<\/td>\n8.2 Out-of-service current method <\/td>\n<\/tr>\n
17<\/td>\n8.3 In-service current manual method
8.4 In-service current automated method
9. Polarity
9.1 DC voltage test <\/td>\n<\/tr>\n
18<\/td>\n9.2 AC voltage test–oscilloscope <\/td>\n<\/tr>\n
19<\/td>\n9.3 Current method
9.4 Phase angle method
9.4.1 With voltmeter <\/td>\n<\/tr>\n
20<\/td>\n9.4.2 With phase angle meter
9.4.3 With other instruments <\/td>\n<\/tr>\n
21<\/td>\n10. Insulation resistance tests <\/td>\n<\/tr>\n
22<\/td>\n11. Winding and lead resistance (internal resistance)
12. Excitation test <\/td>\n<\/tr>\n
23<\/td>\n13. Admittance test <\/td>\n<\/tr>\n
24<\/td>\n14. Burden tests
15. Burden measurements <\/td>\n<\/tr>\n
25<\/td>\n16. Specialized situations
16.1 CT in a closed-delta transformer connection
16.2 Generator CTs
16.3 Inter-core coupling check <\/td>\n<\/tr>\n
27<\/td>\nAnnex A (informative) Wiring integrity, test switches, and test equipment <\/td>\n<\/tr>\n
30<\/td>\nAnnex B (informative) Excitation voltage measurement considerations <\/td>\n<\/tr>\n
34<\/td>\nAnnex C (informative) Optical current sensor systems <\/td>\n<\/tr>\n
39<\/td>\nAnnex D (informative) Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Guide for Field Testing of Relaying Current Transformers<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2006<\/td>\n39<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":444057,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-444051","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\/444051","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\/444057"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=444051"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=444051"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=444051"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}