{"id":2819,"date":"2018-03-14T14:52:37","date_gmt":"2018-03-14T13:52:37","guid":{"rendered":"http:\/\/www.etto.cz\/heating-of-substances\/heating-liquids\/"},"modified":"2025-06-10T08:38:19","modified_gmt":"2025-06-10T07:38:19","slug":"heating-liquids","status":"publish","type":"page","link":"https:\/\/www.etto.cz\/en\/heating-of-substances\/heating-liquids\/","title":{"rendered":"Heating liquids"},"content":{"rendered":"<p style=\"text-align: justify;\">In practice, this mostly concerns heating of water and oils.<\/p>\n<p><strong>Information required to determine the wattage of the heating elements for heating of liquids:<\/strong><\/p>\n<ul style=\"text-align: justify;\">\n<li>Specification of&nbsp; liquids.<\/li>\n<li>Volume and potential speed of the flow of liquids.<\/li>\n<li>Starting and target temperature.<\/li>\n<li>Information concerning the insulation of the tank and ambient temperature.<\/li>\n<li>Time required for heating.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">The liquid must be specified as precisely as possible for the purpose of determining the maximum possible watt density of the rod (W\/cm<sup>2<\/sup>) and for determining the materials used in the sheath of the rod. <strong>For heating of water, it must be stated whether it will be heated to the boiling temperature (e.g. elements for developing steam) and the type of water (from water piping, demineralised water, water with added washing chemicals, pool chemicals, dishwasher chemicals or other chemicals). In the case of water solutions, the concentration of the solution must be specified. In the case of water and water solutions, due to the risk of galvanic corrosion, the material of the tank must be stated.<\/strong><\/p>\n<p style=\"text-align: justify;\">In cases of heating of oil, the working temperatures it is designated for must be specified.<\/p>\n<p style=\"text-align: justify;\">For the design of the specific form of the heating element, it is also necessary to state the dimensions of the tank and to define the space for the heating element, the required length of the no-heating zone of the element, the place designated for fixing the heating element, the space for the terminal box and any other restricting factors.<\/p>\n<p style=\"text-align: justify;\">Where possible, <strong>it is preferred to locate the elements at the bottom of the tanks.<\/strong><\/p>\n<p style=\"text-align: justify;\">Consider if the thermostat, heating fuse, or another type of regulation is to be part of the element.<\/p>\n<p style=\"text-align: justify;\">It is also important to define the environment and restricting factors in the place of electric termination (e.g. vibrations, humidity, risk of mechanical damage, risk of contamination by liquids, explosive character of the environment, etc.).<\/p>\n<p>You can see the most frequently used elements for heating of liquids in our catalogue:<\/p>\n<p><a href=\"\/wp-content\/uploads\/2026\/05\/Katalog_topnych_teles_kapaliny_EN.pdf\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-3254 size-full\" src=\"http:\/\/www.etto.cz\/wp-content\/uploads\/2018\/05\/pdf-e1527166728716.png\" alt=\"\" width=\"24\" height=\"24\"><\/a><a href=\"\/wp-content\/uploads\/2026\/05\/Katalog_topnych_teles_kapaliny_EN.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Catalogue of elements for heating of liquids.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>In practice, this mostly concerns heating of water and oils. Information required to determine the wattage of the heating elements for heating of liquids: Specification &#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2817,"menu_order":0,"comment_status":"open","ping_status":"open","template":"_page-menu.php","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-2819","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Liquid Heating Elements | ELEKTRON-ETTO<\/title>\n<meta name=\"description\" content=\"Custom immersion and tubular heating elements for liquid heating. 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