{"id":1356,"date":"2020-07-09T19:35:43","date_gmt":"2020-07-09T19:35:43","guid":{"rendered":"https:\/\/www.zillionsbuyer.com\/blog\/?p=1356"},"modified":"2021-11-03T07:20:19","modified_gmt":"2021-11-03T07:20:19","slug":"what-is-rating-protection-devices-and-explain","status":"publish","type":"post","link":"https:\/\/www.zillionsbuyer.com\/blog\/what-is-rating-protection-devices-and-explain\/","title":{"rendered":"What is Rating protection devices and explain"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.zillionsbuyer.com\/product\/6797\/siemens-circuit-breaker-size-s2-for-motor-protection-52-ampere-to-741-ampere\">Rating protection devices:<\/a><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Short circuit can produce cough thermal and electromagnetic forces to destroy any protective device.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When selecting a protective device, it is very important to consider the available short circuit amperage, or SCA, which is the potential amperage at any site in the system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The SCA will be measured at the equipment terminals, the utility transformer and the distribution panel. The highest value will be the power transformer<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"888\" height=\"905\" src=\"https:\/\/www.zillionsbuyer.com\/blog\/wp-content\/uploads\/2020\/07\/What-is-Rating-protection-devices-and-explain.gif\" alt=\"\" class=\"wp-image-1357\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The conductivity of the material,\nits size and its length will reduce the SCA down the line from the transformer.\nThe correct size over current protection device can be chosen when the system&#8217;s\nSCA is known. SCAs are measured in amperes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Fuses and circuit breakers are\nassigned an amperage interrupting capacity, or AIC, which indicate the SCA that\nbe can sustained before tripping. Unless otherwise designated, fuses are rated\n10,000 AIC and circuit breakers are rated 5,000 AIC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Protection devices are rated to\nmanage both the normal maximum load and the potential short circuit amperage at\nany given part of the system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Equipment controls should have a short circuit rating that enables them to absorb current while the protective device clear the circuit. If the rating of the controller is lower, a fast-clearing fuse with a lower rating than the controller should be used<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.Zillionsbuyer.com\" data-type=\"URL\" data-id=\"https:\/\/www.Zillionsbuyer.com\" target=\"_blank\" rel=\"noreferrer noopener\">Buy all power products <\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Rating protection devices: Short circuit can produce cough thermal and electromagnetic forces to destroy any protective device. When selecting a protective device, it is very important to consider the available short circuit amperage, or SCA, which is the potential amperage at any site in the system. The SCA will be measured at the equipment terminals, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1357,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[44],"tags":[380],"class_list":["post-1356","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-electrical-engineering","tag-rating-protection-devices"],"_links":{"self":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/comments?post=1356"}],"version-history":[{"count":2,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1356\/revisions"}],"predecessor-version":[{"id":2923,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/posts\/1356\/revisions\/2923"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media\/1357"}],"wp:attachment":[{"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/media?parent=1356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/categories?post=1356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zillionsbuyer.com\/blog\/wp-json\/wp\/v2\/tags?post=1356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}