{"id":111204,"date":"2024-10-18T16:07:31","date_gmt":"2024-10-18T16:07:31","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-c37-30-1971\/"},"modified":"2024-10-24T22:00:41","modified_gmt":"2024-10-24T22:00:41","slug":"ieee-c37-30-1971","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-c37-30-1971\/","title":{"rendered":"IEEE C37.30 1971"},"content":{"rendered":"

New IEEE Standard – Inactive – Superseded. Superseded. Required ratings and constructional requirements for switches above 1000 V are described.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
7<\/td>\n1 Scope
2 Service Conditions
2.1 Usual Service Conditions
2.2 Unusual Service Conditions
2.3 Other Conditions Affecting Design and Application <\/td>\n<\/tr>\n
8<\/td>\n3 Definitions
Table 1 Altitude Correction Factors <\/td>\n<\/tr>\n
14<\/td>\n4 Ratings
4.1 Rating
4.2 RatedVoltage
4.3 Rated Maximum Voltage
4.4 RatedFrequency
4.5 Rated Continuous Current
Table 2 Switch Ratings <\/td>\n<\/tr>\n
15<\/td>\n4.6 Rated Short-Time Current
4.7 Load Current Interrupting Rating
4.8 Ratings for Switching Shunt Capacitance Loads <\/td>\n<\/tr>\n
16<\/td>\nTable 3 Temperature Limitations for Air Switches <\/td>\n<\/tr>\n
17<\/td>\n4.9 Magnetizing Current Interrupting Rating
4.10 Operating Life Expectancy <\/td>\n<\/tr>\n
18<\/td>\n4.1 1 Rated Withstand Voltage
4.12 Observable Temperature Rise
4.13 Limits of Observable Temperature Rise
4.14 Rated Making Current
4.15 Rated Closing Time
5 Testprocedure
6 NameplateMarkings
6.1 Air Switches <\/td>\n<\/tr>\n
19<\/td>\n6.2 Interrupter Switches
6.3 Fault Initiating Switch
Revision of American National Standards Referred to in This Document <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

American National Standard Definitions and Requirements for High-Voltage Air Switches, Insulators, and Bus Supports<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n1971<\/td>\n20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":111205,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-111204","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\/111204","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\/111205"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=111204"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=111204"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=111204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}