{"id":9511,"date":"2025-09-17T09:01:03","date_gmt":"2025-09-17T15:01:03","guid":{"rendered":"https:\/\/www.warmzone.com\/blog\/?post_type=glossary&#038;p=9511"},"modified":"2025-09-17T09:01:03","modified_gmt":"2025-09-17T15:01:03","slug":"panelboard","status":"publish","type":"glossary","link":"https:\/\/www.warmzone.com\/blog\/glossary\/panelboard\/","title":{"rendered":"Panelboard"},"content":{"rendered":"<p>An electrical cabinet in which circuit breakers are mounted and connected to wiring. In a residence, the three wires from the service entrance <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0487e3821920923d485eb7a7d587e17a\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">conduit<\/span> enter the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_070e9ba5a6e576d4d3bd437e73deb0f0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">panelboard<\/span> and are connected to three bus bars in the panel. Two of the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_03c062485464133596bbc526f5d691c0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">leads<\/span> are hot and one is <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_25f07109303a6c1112877f53a5607c43\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">neutral<\/span>. The circuit <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_25f07109303a6c1112877f53a5607c43\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">neutral<\/span> and ground wires are connected to the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_25f07109303a6c1112877f53a5607c43\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">neutral<\/span> bus bar in the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_070e9ba5a6e576d4d3bd437e73deb0f0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">panelboard<\/span>. The circuit <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f9f3caf8bcb57b7b089cd5f0feff3307\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">hot wire<\/span> is connected to the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_862f56f5ed9ae3de08a78df9349b303a\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">circuit breaker<\/span>. Circuit breakers are plugged into the panel and connect to a hot bus bar for 120 volt general service use, and to both hot bus bars for 240 volt service. The 240 volt service is used for items like an oven, heated driveway system using electric radiant heating cables etc.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>An electrical cabinet in which circuit breakers are mounted and connected to wiring. In a residence, the three wires from the service entrance <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0487e3821920923d485eb7a7d587e17a\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">conduit<\/span> enter the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_070e9ba5a6e576d4d3bd437e73deb0f0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">panelboard<\/span> and are connected to three bus bars in the panel. Two of the <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_03c062485464133596bbc526f5d691c0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">leads<\/span> are hot and one is <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_25f07109303a6c1112877f53a5607c43\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">neutral<\/span>. The circuit <span class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_25f07109303a6c1112877f53a5607c43\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">neutral<\/span> and ground wires are connected&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"footnotes":""},"class_list":["post-9511","glossary","type-glossary","status-publish","hentry","description-off"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Panelboard | Warmzone Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.warmzone.com\/blog\/glossary\/panelboard\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Panelboard | Warmzone Blog\" \/>\n<meta property=\"og:description\" content=\"An electrical cabinet in which circuit breakers are mounted and connected to wiring. 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