{"id":81371,"date":"2024-10-17T18:54:04","date_gmt":"2024-10-17T18:54:04","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-487-2007\/"},"modified":"2024-10-24T19:46:33","modified_gmt":"2024-10-24T19:46:33","slug":"ieee-487-2007","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-487-2007\/","title":{"rendered":"IEEE 487 2007"},"content":{"rendered":"

Revision Standard – Active. Workable methods for protecting wire-line communication circuits entering electric supply locations are presented. This document covers: the electric supply location environment; protection apparatus; service types, reliability, service performance objective classifications, and transmission considerations; protection theory and philosophy; protection configurations; installation and inspection; and safety. Remarks: Revision of IEEE Std 487-2000<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Recommended Practice for the Protection of Wire-Line Communication Facilities Serving Electric Supply Locations <\/td>\n<\/tr>\n
3<\/td>\nTitle page <\/td>\n<\/tr>\n
6<\/td>\nIntroduction
Notice to users
Errata
Interpretations <\/td>\n<\/tr>\n
7<\/td>\nPatents
Participants <\/td>\n<\/tr>\n
9<\/td>\nCONTENTS <\/td>\n<\/tr>\n
11<\/td>\n1. Overview
1.1 Scope <\/td>\n<\/tr>\n
12<\/td>\n1.2 Purpose
2. Normative references <\/td>\n<\/tr>\n
13<\/td>\n3. Definitions, acronyms, and abbreviations
3.1 Definitions <\/td>\n<\/tr>\n
15<\/td>\n3.2 Acronyms and abbreviations <\/td>\n<\/tr>\n
16<\/td>\n4. High-voltage environment <\/td>\n<\/tr>\n
17<\/td>\n4.1 Coupling <\/td>\n<\/tr>\n
18<\/td>\n4.2 Disturbances
4.2.1 Ground potential rise <\/td>\n<\/tr>\n
27<\/td>\n4.2.2 Longitudinal induction
4.2.3 Lightning <\/td>\n<\/tr>\n
33<\/td>\n4.2.4 Switching surges
4.2.5 Other disturbances
5. Protection apparatus <\/td>\n<\/tr>\n
36<\/td>\n6. Service types, reliability, service performance objective (SPO) classifications, and transmission considerations
6.1 Service types <\/td>\n<\/tr>\n
37<\/td>\n6.2 Service performance objective classifications
6.2.1 Class A service performance objective considerations
6.2.2 Class B service performance considerations <\/td>\n<\/tr>\n
38<\/td>\n6.2.3 Class C service performance considerations
6.3 Transmission considerations <\/td>\n<\/tr>\n
39<\/td>\n7. Protection theory and philosophy
7.1 Special wire-line protection design requirements <\/td>\n<\/tr>\n
40<\/td>\n7.2 Dedicated cable <\/td>\n<\/tr>\n
42<\/td>\n7.3 Concepts and concerns
7.4 General-use telecommunication cable in the electric supply location GPR zone of influence <\/td>\n<\/tr>\n
43<\/td>\n8. Protection configurations
8.1 Ground potential rise plus induced voltage levels
8.1.1 Voltage level quantification
8.1.2 Voltage Level I <\/td>\n<\/tr>\n
44<\/td>\n8.1.3 Voltage Level II
8.1.4 Voltage Level III <\/td>\n<\/tr>\n
45<\/td>\n8.2 Basic protection system <\/td>\n<\/tr>\n
46<\/td>\n8.3 Protection configurations employing isolation devices
8.3.1 Basic isolation protection configuration <\/td>\n<\/tr>\n
47<\/td>\n8.3.2 Protection at the electric supply location
8.3.3 Protection at the central office or non-electric supply location remote location <\/td>\n<\/tr>\n
48<\/td>\n8.4 General isolation protection configuration <\/td>\n<\/tr>\n
49<\/td>\n8.4.1 Dedicated cable
8.4.2 Remote drainage
8.4.3 Local terminal
8.4.4 Composite protection system <\/td>\n<\/tr>\n
50<\/td>\n8.5 Protection configurations employing neutralizing transformers <\/td>\n<\/tr>\n
52<\/td>\n8.6 Protection configuration employing neutralizing in parallel with isolation on separate pairs <\/td>\n<\/tr>\n
53<\/td>\n8.7 Protection configuration employing neutralizing in tandem with isolation <\/td>\n<\/tr>\n
54<\/td>\n8.8 Protection configuration employing modular high dielectric and optic isolators <\/td>\n<\/tr>\n
55<\/td>\n8.9 Protection practices for electric supply locations services <\/td>\n<\/tr>\n
58<\/td>\n8.9.1 Description of protection table and protection schematic chart
8.9.2 Protection table for electric supply location services (Table 1)
8.9.3 Simplified protection schematic chart (Figure 22) <\/td>\n<\/tr>\n
59<\/td>\n8.9.4 Use of protection table and schematic chart (Table 1 and Figure 22)
8.9.5 Treatment of idle, and unassignable or spare pairs and\/or equipment <\/td>\n<\/tr>\n
60<\/td>\n9. Installation and inspection considerations
9.1 Installation considerations related to neutralizing transformers <\/td>\n<\/tr>\n
61<\/td>\n9.2 Periodic inspection <\/td>\n<\/tr>\n
63<\/td>\n10. Safety
10.1 General safety considerations
10.2 Safety considerations in equipment design <\/td>\n<\/tr>\n
64<\/td>\n10.3 Safety considerations related to installation and maintenance <\/td>\n<\/tr>\n
65<\/td>\n11. Summary <\/td>\n<\/tr>\n
66<\/td>\nAnnex A (informative) Characteristics of protection apparatus <\/td>\n<\/tr>\n
109<\/td>\nAnnex B (informative) Comparison of carbon blocks, gas tubes, and solid-state protectors <\/td>\n<\/tr>\n
112<\/td>\nAnnex C (informative) Protection of isolating, drainage, and neutralizing transformers and other apparatus by surge arresters <\/td>\n<\/tr>\n
116<\/td>\nAnnex D (informative) Transmission characteristics and SPO requirements for various communication channels <\/td>\n<\/tr>\n
118<\/td>\nAnnex E (informative) DC offset waveform development <\/td>\n<\/tr>\n
125<\/td>\nAnnex F (informative) High dielectric fiber-optic isolation systems <\/td>\n<\/tr>\n
127<\/td>\nAnnex G (informative) Theoretical verses actual field experience GPR and related ZOI profiles <\/td>\n<\/tr>\n
131<\/td>\nAnnex H (informative) Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Recommended Practice for the Protection of Wire-Line Communication Facilities Serving Electric Supply Locations<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2007<\/td>\n134<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":81372,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-81371","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\/81371","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\/81372"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=81371"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=81371"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=81371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}