{"id":80163,"date":"2024-10-17T18:41:36","date_gmt":"2024-10-17T18:41:36","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-1458-2005\/"},"modified":"2024-10-24T19:42:39","modified_gmt":"2024-10-24T19:42:39","slug":"ieee-1458-2005","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-1458-2005\/","title":{"rendered":"IEEE 1458 2005"},"content":{"rendered":"

New IEEE Standard – Active. A recommended procedure for the selection, application, and determination of the remaining life in molder case circuit breaker 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\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEEE Recommended Practice for the Selection, Field Testing, and Life Expectancy of Molded Case Circuit Breakers for Industria <\/td>\n<\/tr>\n
3<\/td>\nTitle Page <\/td>\n<\/tr>\n
5<\/td>\nIntroduction
Notice to users
Participants <\/td>\n<\/tr>\n
7<\/td>\nCONTENTS <\/td>\n<\/tr>\n
9<\/td>\n1. Overview
1.1 Scope
1.2 Purpose
2. Normative references <\/td>\n<\/tr>\n
10<\/td>\n3. Molded case circuit breaker basics
3.1 Molded case circuit breaker basics
3.2 Circuit breakers in general <\/td>\n<\/tr>\n
11<\/td>\n3.3 Circuit breaker standards <\/td>\n<\/tr>\n
12<\/td>\n3.4 Contacts open and close
3.5 Means to open and close contacts
3.5.1 Opening and closing contacts
3.5.2 Over-toggle <\/td>\n<\/tr>\n
13<\/td>\n3.5.3 Two-step stored energy
3.5.4 Electromagnetic assistance
3.6 Means to extinguish an arc
3.6.1 Current zero and arc extinguishing
3.6.2 Voltage and arc extinguishing <\/td>\n<\/tr>\n
14<\/td>\n3.6.3 Arc extinguishing methods
3.6.4 Arc extinguisher (chute) <\/td>\n<\/tr>\n
15<\/td>\n3.7 Means to respond to overcurrents\/commands
3.7.1 Trip units <\/td>\n<\/tr>\n
16<\/td>\n3.8 Method for enclosing circuit breaker components
3.8.1 Molded insulating material type <\/td>\n<\/tr>\n
17<\/td>\n3.9 Method for mounting circuit breaker
3.9.1 Fixed mounted <\/td>\n<\/tr>\n
18<\/td>\n3.9.2 Removable
3.9.3 Drawout <\/td>\n<\/tr>\n
19<\/td>\n3.10 Molded case circuit breaker components
3.10.1 Molded case (frame) <\/td>\n<\/tr>\n
20<\/td>\n3.11 Thermal conditions <\/td>\n<\/tr>\n
21<\/td>\n3.12 Short-circuit conditions <\/td>\n<\/tr>\n
22<\/td>\n3.13 Ground fault conditions
3.14 Types of trip units
3.14.1 Electromechanical trip unit <\/td>\n<\/tr>\n
25<\/td>\n3.14.2 Electronic trip units <\/td>\n<\/tr>\n
26<\/td>\n3.15 Circuit breaker selectivity <\/td>\n<\/tr>\n
27<\/td>\n3.15.1 Instantaneous pickup
3.15.2 Long-time pickup and delay
3.15.3 Short-time pickup and delay
3.15.4 Ground fault pickup and delay <\/td>\n<\/tr>\n
28<\/td>\n3.15.5 Special calibrations and applications
4. Molded case circuit breaker safety considerations
5. Selection of molded case circuit breakers <\/td>\n<\/tr>\n
29<\/td>\n5.1 Standard rated molded case circuit breakers <\/td>\n<\/tr>\n
30<\/td>\n5.2 100-Percent rated molded case circuit breakers
5.3 Voltage rating election <\/td>\n<\/tr>\n
31<\/td>\n5.4 Current ratings <\/td>\n<\/tr>\n
32<\/td>\n5.5 Current rating selection
5.6 Selection of circuit breaker current rating <\/td>\n<\/tr>\n
34<\/td>\n5.7 Interrupting rating
6. Estimated available fault current at transformer secondary <\/td>\n<\/tr>\n
36<\/td>\n7. Simplified method to calculate available fault current at transformer secondary <\/td>\n<\/tr>\n
37<\/td>\n7.1 METHOD 1: Simple approximation <\/td>\n<\/tr>\n
39<\/td>\n7.2 METHOD 2: Accounting for cable between transformer and molded case circuit breaker <\/td>\n<\/tr>\n
43<\/td>\n8. Procedures for field testing and determining the remaining life of molded case circuit breakers <\/td>\n<\/tr>\n
46<\/td>\n8.1 Rated current hold in test <\/td>\n<\/tr>\n
47<\/td>\n8.2 Exposed face and lug temperature check
8.3 Mechanical operation tests <\/td>\n<\/tr>\n
48<\/td>\n8.4 Insulation resistance test
8.5 Individual pole resistance test (millivolt drop) <\/td>\n<\/tr>\n
49<\/td>\n8.6 Inverse-time overcurrent trip test <\/td>\n<\/tr>\n
53<\/td>\n8.7 Instantaneous overcurrent trip test <\/td>\n<\/tr>\n
54<\/td>\n8.8 Accessory devices <\/td>\n<\/tr>\n
55<\/td>\nAnnex A (informative)\u2014Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEEE Recommended Practice for the Selection, Field Testing, and Life Expectancy of Molded Case Circuit Breakers for Industrial Applications<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2005<\/td>\n55<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":80164,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-80163","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\/80163","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\/80164"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=80163"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=80163"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=80163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}