{"id":236,"count":18,"description":"Surge arresters (GDT) consist of a spark gap, which is installed in a\nsealed ceramic or glass tube filled with inert gas.\nUnder normal conditions the operating voltage does not reach the\nsparkover voltage and the GDT maintains its very high\nResistance value.\nAs soon as the voltage applied to the arrester exceeds the ignition voltage, it forms\nwithin nanoseconds, an electric arc forms in the gas-tight discharge space\noff.\nAfter the influence has subsided, the arrester and the internal resistor extinguish\nresumes its original operating state with several 100 M\u03a9.","link":"https:\/\/www.alpha-therm.com\/en\/produkte\/overvoltage-protection\/gas-arrester\/","name":"Gas arrester","slug":"gas-arrester","taxonomy":"product_cat","parent":281,"meta":[],"menu_order":35,"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gas arrester - Alpha Therm<\/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.alpha-therm.com\/en\/produkte\/overvoltage-protection\/gas-arrester\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gas arrester - Alpha Therm\" \/>\n<meta property=\"og:description\" content=\"Surge arresters (GDT) consist of a spark gap, which is installed in a sealed ceramic or glass tube filled with inert gas. Under normal conditions the operating voltage does not reach the sparkover voltage and the GDT maintains its very high Resistance value. As soon as the voltage applied to the arrester exceeds the ignition voltage, it forms within nanoseconds, an electric arc forms in the gas-tight discharge space off. After the influence has subsided, the arrester and the internal resistor extinguish resumes its original operating state with several 100 M\u03a9.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.alpha-therm.com\/en\/produkte\/overvoltage-protection\/gas-arrester\/\" \/>\n<meta property=\"og:site_name\" content=\"Alpha Therm\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"CollectionPage\",\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/produkte\\\/overvoltage-protection\\\/gas-arrester\\\/\",\"url\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/produkte\\\/overvoltage-protection\\\/gas-arrester\\\/\",\"name\":\"Gas arrester - Alpha Therm\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#website\"},\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/produkte\\\/overvoltage-protection\\\/gas-arrester\\\/#breadcrumb\"},\"inLanguage\":\"en-US\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/produkte\\\/overvoltage-protection\\\/gas-arrester\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Startseite\",\"item\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Overvoltage protection\",\"item\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/produkte\\\/overvoltage-protection\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Gas arrester\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/\",\"name\":\"Alpha Therm\",\"description\":\"Ihr Spezialist f\u00fcr temperaturabh\u00e4ngige elektronische Bauelemente und den Schaltungsschutz\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#organization\",\"name\":\"Alpha Therm GmbH\",\"url\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.alpha-therm.com\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/cropped-Alpha-Therm-Logo-2.jpg\",\"contentUrl\":\"https:\\\/\\\/www.alpha-therm.com\\\/wp-content\\\/uploads\\\/2023\\\/01\\\/cropped-Alpha-Therm-Logo-2.jpg\",\"width\":1817,\"height\":366,\"caption\":\"Alpha Therm GmbH\"},\"image\":{\"@id\":\"https:\\\/\\\/www.alpha-therm.com\\\/en\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.linkedin.com\\\/company\\\/alpha-therm-gmbh\\\/\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Gas arrester - Alpha Therm","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.alpha-therm.com\/en\/produkte\/overvoltage-protection\/gas-arrester\/","og_locale":"en_US","og_type":"article","og_title":"Gas arrester - Alpha Therm","og_description":"Surge arresters (GDT) consist of a spark gap, which is installed in a sealed ceramic or glass tube filled with inert gas. Under normal conditions the operating voltage does not reach the sparkover voltage and the GDT maintains its very high Resistance value. As soon as the voltage applied to the arrester exceeds the ignition voltage, it forms within nanoseconds, an electric arc forms in the gas-tight discharge space off. 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