{"id":3071,"date":"2020-12-11T20:35:05","date_gmt":"2020-12-11T19:35:05","guid":{"rendered":"https:\/\/jvelektronika.cz\/?p=3071"},"modified":"2020-12-11T20:35:09","modified_gmt":"2020-12-11T19:35:09","slug":"klestovy-meric-jak-zmerit-rozbehovy-proud","status":"publish","type":"post","link":"https:\/\/jvelektronika.cz\/?p=3071","title":{"rendered":"KLE\u0160\u0164OV\u00dd M\u011a\u0158I\u010c \u2013 JAK ZM\u011a\u0158IT ROZB\u011aHOV\u00dd PROUD?"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>S jevem rozb\u011bhov\u00e9ho proudu se m\u016f\u017eeme setkat p\u0159i pr\u00e1ci s elektrick\u00fdmi motory. Nejednou zp\u016fsob\u00ed zapnut\u00ed motoru ve \u0161patn\u011b naprojektovan\u00fdch instalac\u00edch aktivaci ochrany.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" loading=\"lazy\" width=\"800\" height=\"423\" src=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2020\/12\/m\u011b\u0159kle\u0161jv-1.jpg\" alt=\"\" class=\"wp-image-3072\" srcset=\"https:\/\/jvelektronika.cz\/wp-content\/uploads\/2020\/12\/m\u011b\u0159kle\u0161jv-1.jpg 800w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2020\/12\/m\u011b\u0159kle\u0161jv-1-300x159.jpg 300w, https:\/\/jvelektronika.cz\/wp-content\/uploads\/2020\/12\/m\u011b\u0159kle\u0161jv-1-768x406.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>D\u016fvodem je pr\u00e1v\u011b rozb\u011bhov\u00fd proud \u2013 v okam\u017eiku zapnut\u00ed motor odeb\u00edr\u00e1 mnohem v\u011bt\u0161\u00ed proud ne\u017e pracovn\u00ed proud nebo proud v ust\u00e1len\u00e9m stavu motoru. Tento jev je pom\u011brn\u011b kr\u00e1tkodob\u00fd, nap\u0159\u00edklad u t\u0159\u00edf\u00e1zov\u00e9ho motoru trv\u00e1 od 75 ms do 150 ms, ale skok proudu je 500 % a\u017e 1200 %, co\u017e m\u016f\u017ee b\u00fdt z\u00e1va\u017en\u00fd probl\u00e9m a v\u00e9st k poru\u0161e. Krom\u011b toho je m\u011b\u0159en\u00ed rozb\u011bhov\u00e9ho proudu vy\u017eadov\u00e1no v procesu \u00fadr\u017eby elektrick\u00e9ho motoru.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Cel\u00fd \u010dl\u00e1nek <a href=\"https:\/\/jvelektronika.cz\/?page_id=3065\">ZDE<\/a>.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Publikov\u00e1no 11. 12. 2020<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S jevem rozb\u011bhov\u00e9ho proudu se m\u016f\u017eeme setkat p\u0159i pr\u00e1ci s elektrick\u00fdmi motory. Nejednou zp\u016fsob\u00ed zapnut\u00ed motoru ve \u0161patn\u011b naprojektovan\u00fdch instalac\u00edch aktivaci ochrany. D\u016fvodem je pr\u00e1v\u011b rozb\u011bhov\u00fd proud \u2013 v okam\u017eiku zapnut\u00ed motor odeb\u00edr\u00e1 mnohem v\u011bt\u0161\u00ed proud ne\u017e pracovn\u00ed proud nebo proud v ust\u00e1len\u00e9m stavu motoru. Tento jev je pom\u011brn\u011b kr\u00e1tkodob\u00fd, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3072,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,1],"tags":[70,106,109,108,111,107,110],"_links":{"self":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/posts\/3071"}],"collection":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3071"}],"version-history":[{"count":1,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/posts\/3071\/revisions"}],"predecessor-version":[{"id":3073,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/posts\/3071\/revisions\/3073"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=\/wp\/v2\/media\/3072"}],"wp:attachment":[{"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3071"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3071"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jvelektronika.cz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3071"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}