{"id":3034,"date":"2025-06-16T00:29:12","date_gmt":"2025-06-16T00:29:12","guid":{"rendered":"https:\/\/altal.ro\/?post_type=product&#038;p=3034"},"modified":"2025-07-23T02:01:18","modified_gmt":"2025-07-22T23:01:18","slug":"reversible-valve-4-way-dsf-20","status":"publish","type":"product","link":"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/","title":{"rendered":"4-way reversible valve DSF-20 for heat pumps"},"content":{"rendered":"<p data-pm-slice=\"1 1 []\"><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Cuprins<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20_Caracteristici\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Caracteristici<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20_Functionare\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Func\u021bionare<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Situatia_1_Bobina_este_alimentata\">Situa\u021bia 1: Bobina este alimentat\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Situatia_2_Bobina_este_deconectata\">Situa\u021bia 2: Bobina este deconectat\u0103<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20_Avantaje_si_fiabilitate\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Avantaje \u0219i fiabilitate<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Montaj_si_utilizare\">Montaj \u0219i utilizare<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20_Caracteristici_tehnice\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Caracteristici tehnice<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/altal.ro\/en\/reversible-valve-4-way-dsf-20\/#Supapa_reversibila_4_cai_DSF-20_Avantaje_ale_alegerii\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Avantaje ale alegerii<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<\/p>\n<h2 data-pm-slice=\"1 1 []\"><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20\"><\/span>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Supapa reversibil\u0103 4 c\u0103i DSF-20 este un component de \u00eenalt\u0103 calitate destinat <a href=\"https:\/\/altal.ro\/pompe-de-caldura-altal\/\" target=\"_blank\" rel=\"noopener\">pompei de c\u0103ldur\u0103<\/a> \u0219i sistemelor de climatizare. Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20 asigur\u0103 controlul fiabil al direc\u021biei fluxului de agent frigorific, permi\u021b\u00e2nd sistemului s\u0103 func\u021bioneze eficient at\u00e2t \u00een modul de r\u0103cire, c\u00e2t \u0219i \u00een modul de \u00eenc\u0103lzire.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20_Caracteristici\"><\/span><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Caracteristici<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Patru conexiuni de tub<\/strong>:\n<ul data-spread=\"false\">\n<li>Trei conexiuni de cupru cu diametru mai mare sunt pozi\u021bionate pe aceea\u0219i parte.<\/li>\n<li>O conexiune mai mic\u0103 este situat\u0103 pe partea opus\u0103.<\/li>\n<li>Conexiunea medie este linia de aspira\u021bie permanent\u0103.<\/li>\n<li>Conexiunea mic\u0103 este linia de presiune permanent\u0103.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Supap\u0103 pilot electromagnetic\u0103 cu bobin\u0103<\/strong>:\n<ul data-spread=\"false\">\n<li>Permite comutarea direc\u021biei fluxului de <a href=\"https:\/\/en.wikipedia.org\/wiki\/Refrigerant\" target=\"_blank\" rel=\"noopener\">agent frigorific<\/a> la aplicarea aliment\u0103rii electrice.<\/li>\n<li>Dou\u0103 pozi\u021bii de comutare \u2013 f\u0103r\u0103 pozi\u021bii intermediare.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6818\" src=\"https:\/\/altalheat.com\/wp-content\/uploads\/4-way-valve-8-296x300.png\" alt=\"Supap\u0103 reversibil\u0103 \u00een modul de \u00eenc\u0103lzire\" width=\"296\" height=\"300\" title=\"\"> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-6819\" src=\"https:\/\/altalheat.com\/wp-content\/uploads\/4-way-valve-9-296x300.png\" alt=\"Supap\u0103 reversibil\u0103 \u00een modul de r\u0103cire\" width=\"296\" height=\"300\" title=\"\"> <strong><em>Fig. 1. Supap\u0103 reversibil\u0103 cu patru c\u0103i DSF-20 \u00een modurile de \u00eenc\u0103lzire \u0219i r\u0103cire.<\/em><\/strong><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20_Functionare\"><\/span><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Func\u021bionare<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"Situatia_1_Bobina_este_alimentata\"><\/span><strong>Situa\u021bia 1: Bobina este alimentat\u0103<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol start=\"1\" data-spread=\"false\">\n<li>Presiunea ridicat\u0103 ajunge \u00een camera dreapt\u0103 a mecanismului de supap\u0103.<\/li>\n<li>Presiunea din camera st\u00e2ng\u0103 se descarc\u0103 prin linia de aspira\u021bie.<\/li>\n<li>Supapa se deplaseaz\u0103 spre st\u00e2nga, deschiz\u00e2nd principalele c\u0103i pentru fluxul de agent frigorific.<\/li>\n<\/ol>\n<h4><span class=\"ez-toc-section\" id=\"Situatia_2_Bobina_este_deconectata\"><\/span><strong>Situa\u021bia 2: Bobina este deconectat\u0103<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ol start=\"1\" data-spread=\"false\">\n<li>Presiunea ridicat\u0103 ajunge \u00een camera st\u00e2ng\u0103 a supapei.<\/li>\n<li>Presiunea din camera dreapt\u0103 se descarc\u0103 prin conexiunea inferioar\u0103.<\/li>\n<li>Supapa se deplaseaz\u0103 spre dreapta, redirec\u021bion\u00e2nd fluxurile.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20_Avantaje_si_fiabilitate\"><\/span><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Avantaje \u0219i fiabilitate<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Reducerea fluctua\u021biilor de presiune<\/strong>: Asigur\u0103 func\u021bionarea stabil\u0103 \u0219i eficient\u0103 a supapei.<\/li>\n<li><strong>Comutare fiabil\u0103<\/strong>: Mecanismul de supap\u0103 folose\u0219te diferen\u021bele de presiune \u00eentre partea de \u00eenalt\u0103 \u0219i cea de joas\u0103 presiune.<\/li>\n<li><strong>Compatibilitate cu diferite sisteme<\/strong>: Supapa se integreaz\u0103 u\u0219or \u00een liniile de gaz cald \u0219i aspira\u021bie.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Montaj_si_utilizare\"><\/span><strong>Montaj \u0219i utilizare<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ol start=\"1\" data-spread=\"false\">\n<li><strong>Soudare<\/strong>: Utiliza\u021bi cupru \u0219i lipici dur (\u201eSilfos 15\u201d). \u00cen timpul lipirii, se recomand\u0103 r\u0103cirea supapei cu o c\u00e2rp\u0103 umed\u0103 pentru a preveni supra\u00eenc\u0103lzirea.<\/li>\n<li><strong>Integrarea \u00een sistem<\/strong>:\n<ul data-spread=\"false\">\n<li>Liniile de gaz cald se conecteaz\u0103 la conexiunea mic\u0103.<\/li>\n<li>Liniile de aspira\u021bie \u2014 la conexiunea medie mare.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Aplicare<\/strong>:\n<ul data-spread=\"false\">\n<li>Se potrive\u0219te pentru sisteme \u201eunu la unu\u201d, utilizate \u00een pompe de c\u0103ldur\u0103 \u201eaer-aer\u201d \u0219i sisteme de climatizare.<\/li>\n<li>Este eficient pentru reversarea circuitului \u0219i dezghe\u021barea evaporatoarelor.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20_Caracteristici_tehnice\"><\/span><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Caracteristici tehnice<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Material<\/strong>: Cupru de \u00eenalt\u0103 calitate.<\/li>\n<li><strong>Diametrul conexiunilor de tub<\/strong>: Mediu \u2014 linia de aspira\u021bie permanent\u0103, mic \u2014 linia de presiune.<\/li>\n<li><strong>Moduri de func\u021bionare<\/strong>: Comutarea \u00eentre \u00eenc\u0103lzire \u0219i r\u0103cire.<\/li>\n<\/ul>\n<table style=\"width: 50.4851%\" border=\"1\" width=\"37.2174%\">\n<tbody>\n<tr>\n<td style=\"width: 38.3551%;text-align: center\" width=\"415\"><strong>Numele produsului<\/strong><\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\"><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Greutate net\u0103<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">0.78 kg<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Rezisten\u021b\u0103 la vibra\u021bii [m\/s\u00b2]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">19.6 m\/s\u00b2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Grup de produse<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 ambient [\u00b0C], [Max]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">55 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 ambient [\u00b0C], [Min]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">-20 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 ambient [\u00b0F], [max.]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">131 \u00b0F<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 ambient [\u00b0F], [min.]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">-4 \u00b0F<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 de func\u021bionare [\u00b0C] [Max]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">120 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 de func\u021bionare [\u00b0C] [Min]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">-20 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 de func\u021bionare [\u00b0F] [max.]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">248 \u00b0F<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Intervalul de temperatur\u0103 de func\u021bionare [\u00b0F] [min.]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">-4 \u00b0F<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Bobin\u0103<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">Nu<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Cantitate \u00een pachet<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">24 buc<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Max. OPD [psig]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">450 psig<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Max. OPD [bar]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">31 bar<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Max. volum de scurgere [cm\u00b3\/min]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">4000 cm\u00b3\/min<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Temperatura maxim\u0103 a carcasei supapei [\u00b0C]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">120 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Greutate brut\u0103<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">0.85 kg<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Min. OPD [bar]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">3 bar<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Denominare tip<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">DSF-20<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de aspira\u021bie [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">7\/8<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de aspira\u021bie [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">22,4 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru evaporator\/condenser [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">7\/8<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru evaporator\/condenser [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">22,4<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R407C la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">15,91 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R407C la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">14,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R407C la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">22,4 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R407C la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">20,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R410A la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">19,5 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R410A la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">17,58 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R410A la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">27,51 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitatea R410A la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">24,8 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">1\/2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">12,8 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Standard de rezisten\u021b\u0103 la vibra\u021bii<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/IEC_60068\" target=\"_blank\" rel=\"noopener\">JIS C 60068-2-6<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Standard de rezisten\u021b\u0103 la lovituri<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/IEC_60068\" target=\"_blank\" rel=\"noopener\">JIS C 60068-2-27<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Conector tehnologic, material<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">Cupru<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Tip<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">STF<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de evacuare [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">1\/2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de evacuare [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">12,8 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">15,91 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">14,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">22,4 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">20,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">19,5 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">17,58 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">27,51 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">24,8 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">1\/2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">12,8 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Standard de rezisten\u021b\u0103 la vibra\u021bii<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/IEC_60068\" target=\"_blank\" rel=\"noopener\">JIS C 60068-2-6<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Standard de rezisten\u021b\u0103 la lovituri<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\"><a href=\"https:\/\/en.wikipedia.org\/wiki\/IEC_60068\" target=\"_blank\" rel=\"noopener\">JIS C 60068-2-27<\/a><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Conector tehnologic, material<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">Cupru<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Tip<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">STF<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de evacuare [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">1\/2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune conexiune pentru tubul de evacuare [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">12,8 mm<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">15,91 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">14,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">22,4 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R407C la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">20,7 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,1 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">19,5 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,1 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">17,58 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,2 bar (condi\u021bie 1) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">27,51 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Capacitate de lucru R410A la \u0394p: 0,2 bar (condi\u021bie 2) [kW]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">24,8 kW<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [inch]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">1\/2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 38.3551%\" width=\"415\">Dimensiune tub de evacuare [mm]<\/td>\n<td style=\"width: 23.6603%;text-align: center\" width=\"217\">12,8 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"Supapa_reversibila_4_cai_DSF-20_Avantaje_ale_alegerii\"><\/span><strong>Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20. Avantaje ale alegerii<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul data-spread=\"false\">\n<li><strong>Eficien\u021b\u0103 energetic\u0103<\/strong>: Reducerea pierderilor de presiune cre\u0219te eficien\u021ba sistemului.<\/li>\n<li><strong>Durabilitate<\/strong>: Construc\u021bia fiabil\u0103 asigur\u0103 o durat\u0103 lung\u0103 de via\u021b\u0103.<\/li>\n<li><strong>Versatilitate<\/strong>: Compatibil\u0103 cu diferite sisteme de r\u0103cire \u0219i pompe de c\u0103ldur\u0103.<\/li>\n<\/ul>\n<p><strong>Comanda\u021bi ast\u0103zi Supap\u0103 reversibil\u0103 4 c\u0103i DSF-20 \u0219i asigura\u021bi func\u021bionarea f\u0103r\u0103 probleme a sistemului dumneavoastr\u0103!<\/strong><\/p>\n<hr \/>\n<p>\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p style=\"line-height: 15.6pt; background: white; margin: 0mm 0mm 12.0pt 0mm;\"><span lang=\"ru\" style=\"font-family: 'Arial',sans-serif; color: black;\">The DSF series 4-way reversing valves with control allow the refrigeration cycle to be inverted, switching the refrigeration unit to cooling mode in summer and to heating mode in winter. In addition, 4-way valves are used in the defrosting cycle to bypass hot gas into the iced evaporator.<\/span><\/p>","protected":false},"featured_media":2377,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[],"product_cat":[183,280],"product_tag":[282],"class_list":{"0":"post-3034","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-catalog","7":"product_cat-piese-de-schimb","8":"product_tag-ventil","9":"product_shipping_class-greutate-mica","11":"first","12":"instock","13":"sale","14":"taxable","15":"shipping-taxable","16":"purchasable","17":"product-type-simple","18":"entry","19":"content-bg","20":"loop-entry"},"acf":[],"_links":{"self":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/3034","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/comments?post=3034"}],"version-history":[{"count":4,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/3034\/revisions"}],"predecessor-version":[{"id":7651,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/3034\/revisions\/7651"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/media\/2377"}],"wp:attachment":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/media?parent=3034"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_brand?post=3034"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_cat?post=3034"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_tag?post=3034"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}