{"id":9848,"date":"2026-07-01T17:18:30","date_gmt":"2026-07-01T15:18:30","guid":{"rendered":"https:\/\/www.fergo.eu\/produkt\/gestra-una-series-steam-traps\/"},"modified":"2026-09-03T08:59:11","modified_gmt":"2026-09-03T06:59:11","slug":"gestra-una-series-steam-traps","status":"publish","type":"produkt","link":"https:\/\/www.fergo.eu\/en\/product\/gestra-una-series-steam-traps\/","title":{"rendered":"Gestra UNA Series Steam Traps"},"content":{"rendered":"<p class=\"bodytext\">Features of the UNA Series:<\/p>\n<ul>\n<li class=\"bodytext\">Function independent of back pressure and condensate temperature<\/li>\n<li class=\"bodytext\">Steam loss-free operation through water seal formation<\/li>\n<li class=\"bodytext\">Unobstructed drainage even with pressure and flow fluctuations<\/li>\n<li class=\"bodytext\">Particularly suitable for steam-side controlled heat exchangers<\/li>\n<li class=\"bodytext\">Insensitive to dirt<\/li>\n<li class=\"bodytext\">Automatic venting by thermostat (duplex version)<\/li>\n<li class=\"bodytext\">Suitable for discharging cold condensates, distillates, and chemical product condensates (simplex version)<\/li>\n<li class=\"bodytext\">Maintenance possible without removing the Body from the pipeline<\/li>\n<li class=\"bodytext\">Due to rolling ball closure, only low operating forces are required, with correspondingly small dimensions of the control elements (small installation volume and low weight with high flow rates)<\/li>\n<li class=\"bodytext\">Internal parts made of corrosion-resistant stainless steels<\/li>\n<li class=\"bodytext\">UNA 14, 16, 45, 46, 38: Body convertible for adapting the flow direction horizontally left or horizontally right or vertically, can be converted later<\/li>\n<li class=\"bodytext\">UNA 45, 46 DN 40-65 optionally available with MAX controller for extremely large quantities (Normal\/MAX controller not convertible)<\/li>\n<\/ul>\n<p class=\"bodytext\">Application:<\/p>\n<p class=\"bodytext\">Unobstructed discharge of large condensate quantities even under changing operating conditions and with back pressure. Automatic venting \/ start-up venting (duplex version); for discharging cold condensates and distillates, and for draining gas and compressed air lines (simplex version). <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Features of the UNA Series: Function independent of back pressure and condensate temperature Steam loss-free operation through water seal formation Unobstructed drainage even with pressure and flow fluctuations Particularly suitable for steam-side controlled heat exchangers Insensitive to dirt Automatic venting by thermostat (duplex version) Suitable for discharging cold condensates, distillates, and chemical product condensates (simplex [&hellip;]<\/p>\n","protected":false},"featured_media":9852,"template":"","meta":{"_acf_changed":false,"_acf":"","footnotes":""},"produktgruppe":[129],"class_list":["post-9848","produkt","type-produkt","status-publish","has-post-thumbnail","hentry","produktgruppe-steam-traps"],"acf":{"produkt_beschreibung":"<p class=\"bodytext\">Features of the UNA Series:<\/p>\n\n<ul>\n \t<li class=\"bodytext\">Function independent of back pressure and condensate temperature<\/li>\n \t<li class=\"bodytext\">Steam loss-free operation through water seal formation<\/li>\n \t<li class=\"bodytext\">Unobstructed drainage even with pressure and flow fluctuations<\/li>\n \t<li class=\"bodytext\">Particularly suitable for steam-side controlled heat exchangers<\/li>\n \t<li class=\"bodytext\">Insensitive to dirt<\/li>\n \t<li class=\"bodytext\">Automatic venting by thermostat (duplex version)<\/li>\n \t<li class=\"bodytext\">Suitable for discharging cold condensates, distillates, and chemical product condensates (simplex version)<\/li>\n \t<li class=\"bodytext\">Maintenance possible without removing the Body from the pipeline<\/li>\n \t<li class=\"bodytext\">Due to rolling ball closure, only low operating forces are required, with correspondingly small dimensions of the control elements (small installation volume and low weight with high flow rates)<\/li>\n \t<li class=\"bodytext\">Internal parts made of corrosion-resistant stainless steels<\/li>\n \t<li class=\"bodytext\">UNA 14, 16, 45, 46, 38: Body convertible for adapting the flow direction horizontally left or horizontally right or vertically, can be converted later<\/li>\n \t<li class=\"bodytext\">UNA 45, 46 DN 40-65 optionally available with MAX controller for extremely large quantities (Normal\/MAX controller not convertible)<\/li>\n<\/ul>\n<p class=\"bodytext\">Application:<\/p>\n<p class=\"bodytext\">Unobstructed discharge of large condensate quantities even under changing operating conditions and with back pressure. Automatic venting \/ start-up venting (duplex version); for discharging cold condensates and distillates, and for draining gas and compressed air lines (simplex version). <\/p>","product_short_desc":"UNA14, UNA16, UNA27H, UNA38, UNA39, UNA45, UNA46, UNA-Special","shop_link":"","technische_daten_tabellen_repeater":[{"tabellen_label":"Technical Specifications","technische_daten_repeater":[{"column_left":"Type","column_right":"Steam Traps","product_fact_display":"none","product_fact_order":"","shorten":false},{"column_left":"Sizes","column_right":"DN15 - DN100, 1\/2\" - 2 1\/2\"","product_fact_display":"top","product_fact_order":1,"shorten":false},{"column_left":"Flange connection","column_right":"ANSI 150, PN16, PN40, ANSI 300, ANSI 600, ANSI 900, PN25, PN100, PN63, PN160","product_fact_display":"top","product_fact_order":2,"shorten":false},{"column_left":"Case material","column_right":"1.4408, 1.0619, 1.4404, 1.0460, 1.5415, 1.7335, 5.3103, 1.5419, 1.7357, 5.1301","product_fact_display":"top","product_fact_order":3,"shorten":false},{"column_left":"Pressure range","column_right":"PN63, PN40, PN100, PN160, PN25, PN16, Class 300","product_fact_display":"none","product_fact_order":"","shorten":false},{"column_left":"Connection","column_right":"Internal threads, weld-on sockets, weld-on fittings, flanges","product_fact_display":"top","product_fact_order":4,"shorten":false}]}],"produkt_downloads":"<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_PN25_ger.pdf\">Download \"Steam Traps UNA PN25\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_PN25_eng.pdf\">Download \"Steam Traps UNA PN25\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA14P_ger.pdf\">Download \"Steam Traps UNA 14P\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA14P_eng.pdf\">Download \"Steam Traps UNA 14P\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA14_UNA16_UNA16A_ger.pdf\">Download \"Steam Traps UNA 14, UNA 16, UNA 16A\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA14_UNA16_UNA16A_eng.pdf\">Download \"Steam Traps UNA 14, UNA 16, UNA 16A\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA23_UNA25_UNA26_ger.pdf\">Download \"Steam Traps UNA 23, UNA 25, UNA 26\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA23_UNA25_UNA26_eng.pdf\">Download \"Steam Traps UNA 23, UNA 25, UNA 26\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA25PK_UNA25PS_ger.pdf\">Download \"Steam Traps UNA 25-PK, UNA 25-PS\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA25PK_UNA25PS_eng.pdf\">Download \"Steam Traps UNA 25-PK, UNA 25-PS\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA27_ger.pdf\">Download \"Steam Traps UNA 27\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA27_eng.pdf\">Download \"Steam Traps UNA 27\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA38_UNA39_ger.pdf\">Download \"Steam Traps UNA 38, UNA 39\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA38_UNA39_eng.pdf\">Download \"Steam Traps UNA 38, UNA 39\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA41_ger.pdf\">Download \"Steam Traps UNA 41\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA41_eng.pdf\">Download \"Steam Traps UNA 41\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA45MAX_UNA46MAX_ger.pdf\">Download \"Steam Traps UNA 45 MAX, UNA 46 MAX, UNA 46A MAX\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA45MAX_UNA46MAX_eng.pdf\">Download \"Steam Traps UNA 45 MAX, UNA 46 MAX, UNA 46A MAX\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA45_UNA46_UNA46A_ger.pdf\">Download \"Steam Traps UNA 45, UNA 46, UNA 46A\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA45_UNA46_UNA46A_eng.pdf\">Download \"Steam Traps UNA 45, UNA 46, UNA 46A\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPEZIAL_PN16_ger.pdf\">Download \"Steam Traps UNA Special PN16\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPECIAL_PN16_eng.pdf\">Download \"Steam Traps UNA Special PN16\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPEZIAL_PN25_ger.pdf\">Download \"Steam Traps UNA Special PN25\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPECIAL_PN25_eng.pdf\">Download \"Steam Traps UNA Special PN25\" English<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPEZIAL_PN63_ger.pdf\">Download \"Steam Traps UNA Special PN63\" German<\/a>\n\n<a href=\"https:\/\/www.fergo.eu\/wp-content\/uploads\/2019\/01\/UNA_SPECIAL_PN63_eng.pdf\">Download \"Steam Traps UNA Special PN63\" English<\/a>","datenblaetter_repeater":[{"datenblatt":5674,"download_titel":"Download \"Steam Traps UNA PN25\" German"},{"datenblatt":5867,"download_titel":"Download \"Steam Traps UNA PN25\" English"},{"datenblatt":5868,"download_titel":"Download \"Steam Traps UNA 14P\" German"},{"datenblatt":5869,"download_titel":"Download \"Steam Traps UNA 14P\" English"},{"datenblatt":5870,"download_titel":"Download \"Steam Traps UNA 14, UNA 16, UNA 16A\" German"},{"datenblatt":5871,"download_titel":"Download \"Steam Traps UNA 14, UNA 16, UNA 16A\" English"},{"datenblatt":5872,"download_titel":"Download \"Steam Traps UNA 23, UNA 25, UNA 26\" German"},{"datenblatt":5873,"download_titel":"Download \"Steam Traps UNA 23, UNA 25, UNA 26\" English"},{"datenblatt":5874,"download_titel":"Download \"Steam Traps UNA 25-PK, UNA 25-PS\" German"},{"datenblatt":5875,"download_titel":"Download \"Steam Traps UNA 25-PK, UNA 25-PS\" English"},{"datenblatt":5876,"download_titel":"Download \"Steam Traps UNA 27\" German"},{"datenblatt":5877,"download_titel":"Download \"Steam Traps UNA 27\" English"},{"datenblatt":5878,"download_titel":"Download \"Steam Traps UNA 38, UNA 39\" German"},{"datenblatt":5879,"download_titel":"Download \"Steam Traps UNA 38, UNA 39\" English"},{"datenblatt":5880,"download_titel":"Download \"Steam Traps UNA 41\" German"},{"datenblatt":5881,"download_titel":"Download \"Steam Traps UNA 41\" English"},{"datenblatt":5882,"download_titel":"Download \"Steam Traps UNA 45 MAX, UNA 46 MAX, UNA 46A MAX\" German"},{"datenblatt":5883,"download_titel":"Download \"Steam Traps UNA 45 MAX, UNA 46 MAX, UNA 46A MAX\" English"},{"datenblatt":5884,"download_titel":"Download \"Steam Traps UNA 45, UNA 46, UNA 46A\" German"},{"datenblatt":5885,"download_titel":"Download \"Steam Traps UNA 45, UNA 46, UNA 46A\" English"},{"datenblatt":5886,"download_titel":"Download \"Steam Traps UNA Special PN16\" German"},{"datenblatt":5887,"download_titel":"Download \"Steam Traps UNA Special PN16\" English"},{"datenblatt":5888,"download_titel":"Download \"Steam Traps UNA Special PN25\" German"},{"datenblatt":5889,"download_titel":"Download \"Steam Traps UNA Special PN25\" English"},{"datenblatt":5890,"download_titel":"Download \"Steam Traps UNA Special PN63\" German"},{"datenblatt":5891,"download_titel":"Download \"Steam Traps UNA Special PN63\" English"}],"variations_repeater":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ 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