{"id":80531,"date":"2024-10-17T18:45:14","date_gmt":"2024-10-17T18:45:14","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c37-101-1994\/"},"modified":"2024-10-24T19:43:50","modified_gmt":"2024-10-24T19:43:50","slug":"ieee-c37-101-1994","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c37-101-1994\/","title":{"rendered":"IEEE C37.101 1994"},"content":{"rendered":"

Revision Standard – Inactive – Superseded. Superseded by IEEE Std C37.101-2006 This IEEE Standards product is part of the C37 family on Switchgear, Substations and Protective Relays. Guidance in the application of relays and relaying schemes for protection against stator ground faults on high-impedance grounded generators is provided.<\/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\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nTitle Page <\/td>\n<\/tr>\n
3<\/td>\nIntroduction <\/td>\n<\/tr>\n
4<\/td>\nParticipants <\/td>\n<\/tr>\n
6<\/td>\nCONTENTS <\/td>\n<\/tr>\n
8<\/td>\n1. Overview
1.1 Scope
1.2 Description of the guide <\/td>\n<\/tr>\n
9<\/td>\n2. References
3. Summary of protection schemes <\/td>\n<\/tr>\n
11<\/td>\n4. Generator connections <\/td>\n<\/tr>\n
13<\/td>\n5. Grounding methods
5.1 Method I: High-resistance grounded (distribution-transformer grounded) <\/td>\n<\/tr>\n
14<\/td>\n5.2 Method II: High-resistance grounded (neutral-resistor grounded)
5.3 Method III: Low-resistance grounded (neutral-resistor grounded)
5.4 Method IV: Low-inductance grounded (neutral-reactor grounded)
5.5 Method V: Resonant grounded (ground-fault neutralizer grounded {GFN]) <\/td>\n<\/tr>\n
15<\/td>\n5.6 Method VI: High-resistance grounded (grounding-transformer grounded)
5.7 Method VII: Medium-resistance grounded (grounding-transformer grounded)
5.8 Method VIII: Ungrounded
6. Protective schemes <\/td>\n<\/tr>\n
16<\/td>\n6.1 Scheme 1: Ground overvoltage\u2014Complete shutdown <\/td>\n<\/tr>\n
18<\/td>\n6.2 Scheme 2: Ground overvoltage\u2014Permissive shutdown <\/td>\n<\/tr>\n
19<\/td>\n6.3 Scheme 3: Ground overvoltage\u2014Alarm and time-delay shutdown
6.4 Scheme 4: Ground overvoltage\u2014Alarm <\/td>\n<\/tr>\n
20<\/td>\n6.5 Scheme 5: Start-up ground overvoltage\u2014Complete shutdown <\/td>\n<\/tr>\n
21<\/td>\n6.6 Scheme 6: Ground-fault neutralizer overvoltage\u2014Alarm and time-delay orderly shutdown <\/td>\n<\/tr>\n
23<\/td>\n6.7 Scheme 7: Wye-broken-delta voltage transformer (vt) ground overvoltage\u2014Complete shutdown <\/td>\n<\/tr>\n
24<\/td>\n6.8 Scheme 8S: Start-up wye-broken-delta vt, ground overvoltage\u2014Complete shutdown
6.9 Scheme 9: Secondary-connected current transformer (ct), time-delay ground overcurrent\u2014Complete shutdown <\/td>\n<\/tr>\n
25<\/td>\n6.10 Scheme 10: Primary connected ct, time-delay ground overcurrent\u2014Complete shutdown <\/td>\n<\/tr>\n
26<\/td>\n6.11 Scheme 11: Instantaneous ground overcurrent\u2014Alarm and\/or complete shutdown <\/td>\n<\/tr>\n
27<\/td>\n6.12 Scheme 12: Generator leads ground overcurrent\u2014Complete shutdown <\/td>\n<\/tr>\n
28<\/td>\n6.13 Scheme 13: Three-wire generator leads window ct instantaneous ground overcurrent\u2014Complete shutdown <\/td>\n<\/tr>\n
29<\/td>\n6.14 Scheme 14: Four-wire generator leads window current transformer instantaneous ground overcurrent\u2014Complete shutdown
6.15 Scheme 15: Generator percentage differential\u2014Complete shutdown <\/td>\n<\/tr>\n
30<\/td>\n6.16 Scheme 16: Generator ground differential using product type relay <\/td>\n<\/tr>\n
31<\/td>\n6.17 Scheme 17: Delta-connected generator, generator percentage differential\u2014Complete shutdown
6.18 Scheme 18: Ground-fault relays for the complete protection of the generator stator winding <\/td>\n<\/tr>\n
36<\/td>\n6.19 Scheme 19: Alternate stator winding protection using high-impedance differential relays <\/td>\n<\/tr>\n
37<\/td>\n6.20 Scheme 20: Generator neutral overcurrent protection for the case of accidental solid neutral grounding <\/td>\n<\/tr>\n
40<\/td>\n7. Protective device function numbers <\/td>\n<\/tr>\n
42<\/td>\nAnnex A\u2014Ground protection example for a high-resistance grounded generator <\/td>\n<\/tr>\n
54<\/td>\nAnnex B\u2014Ground protection example to determine the percent coverage of a high-impedance differential relay <\/td>\n<\/tr>\n
57<\/td>\nAnnex C\u2014Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Guide for Generator Ground Protection<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n1994<\/td>\n59<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":80532,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-80531","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\/80531","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\/80532"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=80531"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=80531"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=80531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}