{"id":2971,"date":"2025-06-16T00:28:54","date_gmt":"2025-06-16T00:28:54","guid":{"rendered":"https:\/\/altal.md\/?post_type=product&#038;p=2971"},"modified":"2026-06-29T15:40:26","modified_gmt":"2026-06-29T12:40:26","slug":"dual-ground-source-heat-pump-90kw","status":"publish","type":"product","link":"https:\/\/altal.md\/en\/pompa-de-caldura-sol-apa-dual-90-kw\/","title":{"rendered":"Ground-water heat pump DUAL 90 kW"},"content":{"rendered":"<hr \/>\n<h2 data-pm-slice=\"1 1 []\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump DUAL 90 kW<\/span><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>\u2014 solution for large spaces<\/strong><\/span><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/sol-apa-dual\/\" target=\"_blank\" rel=\"noopener\">Ground-water heat pump DUAL 90 kW<\/a>\u00a0represents one of the most advanced solutions for heating, cooling and domestic hot water (DHW). This system is designed to ensure maximum reliability and high performance in all conditions.<\/span><\/p>\n<h3><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Main features of the system<\/span><\/h3>\n<h4 data-pm-slice=\"1 1 []\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump <span style=\"color: #ff0000;\">DUAL 90 kW (45+45)<\/span><\/span><\/h4>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>The first module, with a power of 45 kW<\/strong>, performs heating, cooling and DHW functions.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>The second module, with a power of 45 kW<\/strong>, handles heating and cooling, expanding the functionality of the system.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The total power of the system is <strong>90 kW<\/strong>Two compressors allow simultaneous operation in different modes \u2014 for example, heating and DHW or cooling and DHW.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The modules are completely interchangeable, and operating modes can be changed from the controller menu.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The durability of the system doubles.<\/span><\/li>\n<li><\/li>\n<\/ul>\n<h4><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Energy efficiency<\/strong>:<\/span><\/h4>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Stable power of stationary compressors: <strong>45<\/strong> <strong>kW<\/strong> for each module.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Energy efficiency coefficient<a href=\"https:\/\/en.wikipedia.org\/wiki\/Coefficient_of_performance\" target=\"_blank\" rel=\"noopener\">COP<\/a>reaches <strong>4.5<\/strong>, significantly reducing operating costs.<\/span><\/li>\n<li><\/li>\n<\/ul>\n<h4><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Ecology<\/strong>:<\/span><\/h4>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Choosing environmentally friendly refrigerants:<strong> R22, R407, R417A<\/strong>, <strong>R1234ze<\/strong>These refrigerants are environmentally safe and meet modern standards.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">High leaving water temperature:<\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump DUAL 90 kW with refrigerant <strong>R407, R22,<\/strong> <strong>R417A<\/strong>: up to +60\u00b0C.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump DUAL 90 kW with refrigerant <strong>R1234ze<\/strong>: up to +75\u00b0C.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump DUAL 90 kW with refrigerant <strong>R515B (on special order)<\/strong>: up to +80\u00b0C for heating and up to +85\u00b0C for DHW.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">No additional electric heating elements are required to increase the water temperature.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The use of geothermal energy allows for the reduction of the carbon footprint and the extraction of up to <strong>75%<\/strong> from energy from renewable sources.<\/span><\/li>\n<\/ul>\n<h4><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Flexibility in installation<\/strong>:<\/span><\/h4>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The compact heat pump housings facilitate installation even in confined spaces.<\/span><\/li>\n<\/ul>\n<div>\n<hr \/>\n<\/div>\n<h3><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Ground-water heat pump DUAL 90 kW. Benefits<\/span><\/h3>\n<ol start=\"1\" data-spread=\"true\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>High reliability:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The DUAL 90 kW ground-to-water heat pump has a two-compressor construction that ensures stable and long-lasting operation even under intensive use conditions.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Wide operating temperature range:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The system operates efficiently at outdoor temperatures between -50\u00b0C and +45\u00b0C.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Versatility in use:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Geothermal heat pump DUAL <strong>90<\/strong> kW is suitable for heating, cooling and DHW in private homes, offices and commercial properties with an area of \u200b\u200bup to <strong>1000 m\u00b2<\/strong>.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Silent operation:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The noise level below 50 dB makes the pump almost imperceptible in residential or work areas.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Simultaneous operation in different modes:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">For example, the system can simultaneously heat spaces and produce hot water for DHW.<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Economical:<\/strong><\/span>\n<ul data-spread=\"false\">\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">High energy efficiency allows for reduced heating and cooling costs.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<div>\n<hr \/>\n<\/div>\n<h3><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Technical specifications<\/span><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Refrigerant R417, R1234ze zero carbon emissions. Ambient temperature range: from -25\u2103 (and below) to +43\u2103 (and above). Heating, cooling and domestic hot water all year round. Energy efficiency class A+++. Up to 4.65 COP. Supports cascade connection of up to 8 units. Intended use: heating and cooling of buildings from 500 to 1000 m\u00b2. Why choose the DUAL 90 kW geothermal heat pump?<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Local production in Moldova:<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">It offers an advantage in warranty service.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Rapid intervention in case of malfunctions, damage, up to equipment replacement.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Over 18 years of experience in the production, installation and maintenance of heat pumps.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Energy efficiency:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The use of renewable geothermal energy significantly reduces operating costs.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Versatility:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Geothermal heat pump DUAL <strong>90<\/strong> kW is suitable for both private homes and commercial properties.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">It ensures comfort all year round, regardless of the climate.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Eco-friendly:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Minimal environmental impact, thanks to environmentally friendly refrigerants and the use of renewable resources.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Durability:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The dual-compressor construction guarantees stable operation for many years.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>ALTAL geothermal heat pumps: reliable solution for heating and domestic hot water<\/strong><\/span><\/h2>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">ALTAL geothermal heat pumps are designed for efficient and environmentally friendly heating, cooling and domestic hot water for residential and commercial buildings. These systems combine advanced technologies, high reliability and ease of use.<\/span><\/p>\n<h3><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Main features of ALTAL geothermal heat pumps<\/strong><\/span><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Using ground heat:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">The pumps extract heat from the ground, ensuring stable operation even at low temperatures.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Installation flexibility:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Pompa de caldura sol-apa DUAL 90 kW poate fi instalata \u00een subsol sau \u00een orice alt loc potrivit, simplific\u00e2nd montajul.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Independence from external temperatures:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Geothermal pumps operate efficiently regardless of weather conditions, providing heating and hot water all year round.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>Multifunctionality:<\/strong><\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Main modes: heating and domestic hot water.<\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Additional models also support cooling.<\/span><\/li>\n<\/ul>\n<hr \/>\n<p>&nbsp;<\/p>\n<h2 data-section-id=\"jglmca\" data-start=\"5670\" data-end=\"5719\">FAQ for the DUAL 90 kW ground-to-water heat pump<\/h2>\n<p>&nbsp;<\/p>\n<h3 data-section-id=\"1fk5f1d\" data-start=\"5721\" data-end=\"5780\">For which applications is the DUAL 90 kW model recommended?<\/h3>\n<p data-start=\"5781\" data-end=\"5887\">It is intended for hotels, shopping centers and industrial buildings up to approximately 1,400 m\u00b2.<\/p>\n<h3 data-section-id=\"1y8g8s9\" data-start=\"5889\" data-end=\"5938\">Can it operate continuously throughout the year?<\/h3>\n<p data-start=\"5939\" data-end=\"6021\">Yes. The DUAL 90 kW ground-to-water heat pump is designed for intensive operation and permanent operation.<\/p>\n<h3 data-section-id=\"1gn6spu\" data-start=\"6023\" data-end=\"6070\">Is monitoring possible via controller?<\/h3>\n<p data-start=\"6071\" data-end=\"6159\">Yes. Operating parameters are managed and monitored via the integrated controller.<\/p>\n<h3 data-section-id=\"zgfhkf\" data-start=\"6161\" data-end=\"6215\">What advantages does it offer over fuel boilers?<\/h3>\n<p data-start=\"6216\" data-end=\"6292\">Low costs, low emissions and independence from fossil fuels.<\/p>\n<hr \/>\n<div>\n<h3 data-pm-slice=\"1 1 []\"><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">How do we order the ALTAL geothermal heat pump?<\/span><\/h3>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\">Contact us for advice and choosing the right model! Our specialists will help you choose the optimal solution for your home or business. Invest in efficient and environmentally friendly heating with ALTAL geothermal heat pumps!<\/span><\/p>\n<h2><span style=\"font-family: arial, helvetica, sans-serif;\"><img decoding=\"async\" class=\"emoji\" title=\"Ground-water heat pump DUAL 60 kW\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f517.svg\" alt=\"\ud83d\udd17\" \/><span style=\"color: #000000;\">\u00a0Recommended products<\/span><\/span><\/h2>\n<ul>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/air-to-water-heat-pump-84kw-full-split-evi-dc\/\" target=\"_blank\" rel=\"noopener\">Air-to-water heat pump <strong>84 kW Full Split EVI DC<\/strong><\/a><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/84kw-air-to-water-split-evi-heat-pump\/\" target=\"_blank\" rel=\"noopener\">\u00a0<span class=\"kadence-bread-current\">Air-to-water heat pump <strong>84 kW SPLIT DC EVI<\/strong><\/span><\/a><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/filter-drier-307-sae-2\/\" target=\"_blank\" rel=\"noopener\">Reversible filter drier <strong>SFK-305 SAE 5\/8\u2033<\/strong><\/a><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/expansion-valve-dpfaa3-0\/\" target=\"_blank\" rel=\"noopener\">Expansion valve <strong>DPFAA3.0<\/strong><\/a><\/span><\/li>\n<li><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><a style=\"color: #000000;\" href=\"https:\/\/altal.md\/en\/geothermal-manifold-90-32-8\/\" target=\"_blank\" rel=\"noopener\">Colector sonda geotermal\u0103 <strong>90x32x8<\/strong><\/a><\/span><\/li>\n<\/ul>\n<hr \/>\n<\/div>\n<p><span style=\"font-family: arial, helvetica, sans-serif; color: #000000;\"><strong>All features in this description are for the model with 90 kW thermal output and R417A refrigerant.<\/strong><\/span><\/p>\n<h4><span style=\"color: #008000; font-family: arial, helvetica, sans-serif;\"><a style=\"color: #008000;\" href=\"https:\/\/altal.md\/en\/sol-apa-dual-100-kw\/\" target=\"_blank\" rel=\"noopener\">See another model<\/a><\/span><\/h4>\n<hr \/>","protected":false},"excerpt":{"rendered":"<h3><span style=\"color: #800080;\"><strong>Model: GWHP90DUAL<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Type: geothermal with two compressors<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Thermal power:\u00a0 <strong>90 kW<\/strong>.<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\">Number of modules: <strong>2<\/strong><\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif;\">Module thermal power: <strong>45 + 45 kW<\/strong><\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">COP coefficient:<strong>\u00a0 &gt; 4.5<\/strong>.<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Heating surface: Up to <strong>1400 m\u00b2<\/strong>.<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Refrigerant: R417A \/ R515B \/ R1234ze.<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Temperature range: from -50\u00b0C to +45\u00b0C.<\/span><\/li>\n<li><span style=\"font-family: tahoma, arial, helvetica, sans-serif; color: #000000;\">Noise level: &lt; 54 dB<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: red;\">MADE IN MOLDOVA<\/span><\/strong><\/p>\n<hr \/>\n<p>&nbsp;<\/p>","protected":false},"featured_media":2266,"comment_status":"open","ping_status":"closed","template":"","meta":{"_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":[198],"product_cat":[402,301],"product_tag":[1039,314,202,246,229,206,209],"class_list":["post-2971","product","type-product","status-publish","has-post-thumbnail","product_brand-altal","product_cat-pompe-de-caldura-altal","product_cat-sol-apa-compresoare-duble","product_tag-1400-m","product_tag-90-kw","product_tag-apa-calda-menajera","product_tag-dual","product_tag-geotermala","product_tag-in-moldova","product_tag-racire","product_shipping_class-greutate-mare","pa_compresor-viteza-fixa","pa_putere-termica-kw-90-kw","pa_suprafata-de-incalzire--442","pa_temperatura-apei--60c","pa_temperatura-apei--85c","pa_tip-pompa-de-caldura-sol-apa","first","instock","featured","taxable","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"_links":{"self":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/2971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/comments?post=2971"}],"version-history":[{"count":0,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product\/2971\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media\/2266"}],"wp:attachment":[{"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/media?parent=2971"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_brand?post=2971"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_cat?post=2971"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.md\/en\/wp-json\/wp\/v2\/product_tag?post=2971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}