{"product_id":"waermepumpenspeicher-wk-800-810-l-edelstahlwellrohr","title":"Heat pump storage tank WK 800 810 l with stainless steel corrugated pipe","description":"\u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eProduct Overview \u0026amp; Area of Application\u003c\/h2\u003e \u003cp\u003eThe heat pump storage tank WK 800 is a large-volume combination tank for heating systems with heat pump, heating circuit, and hygienic domestic hot water preparation. The tank combines an upper hot water zone with 550 l and a lower buffer zone with 260 l to a calculated total volume of 810 l.\u003c\/p\u003e \u003cp\u003eThe WK series is designed for systems in which heating water is to be buffered and hot water is to be provided via a stainless steel corrugated pipe. The WK 800 is particularly suitable for system setups with higher hot water demand, larger storage volume, and coordinated integration of heat pump, heating circuit control, and optional auxiliary heating.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eTechnology \u0026amp; Equipment\u003c\/h2\u003e \u003cp\u003eIn the upper tank zone there is a stainless steel corrugated pipe heat exchanger with a heating surface of 9.5 m² and a maximum operating pressure of 10 bar. The lower buffer zone serves to store heating water and supports a stable hydraulic integration of the heating system.\u003c\/p\u003e \u003cp\u003eThe tank vessel is designed for a maximum operating pressure of 5 bar and a maximum operating temperature of 95 °C. Two designated connections with 1 1\/2\u0026quot; female thread are available for electric auxiliary heating. The connection areas for heating cartridges are structurally provided and must be used in accordance with the system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eEveryday Benefits\u003c\/h2\u003e \u003cp\u003eThe WK 800 combines buffer function and hot water preparation in one tank. This allows heating water buffering and hygienic hot water preparation to be combined in a space-saving manner in a common tank concept.\u003c\/p\u003e \u003cp\u003eWith a reference value of 561 l draw-off capacity at 40 °C, the tank offers clear technical orientation for hot water provision. The actual performance in the system depends on tank temperature, draw-off profile, auxiliary heating, flow rate, hydraulic integration, and control strategy.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eSystem Integration \u0026amp; Compatibility\u003c\/h2\u003e \u003cp\u003eThe WK 800 heat pump storage tank is designed for integration into heating systems with a heat pump, heating circuit control, sensors, and optional electric backup heating. The charging and discharging connections in the upper and lower storage areas enable zone-specific hydraulic integration.\u003c\/p\u003e \u003cp\u003eFour sensor or controller connections with 1\/2\u0026quot; female threads are available for control purposes. This allows relevant storage zones to be integrated into the system control. The specific connection assignment depends on the heat pump, hydraulic scheme, control system, and system planning.\u003c\/p\u003e \u003c\/div\u003e \u003cstyle\u003e .product-th{margin-top:2rem}.product-th h2{margin:0 0 1rem}.product-th__table{width:100%;border-collapse:separate;border-spacing:0}.product-th__table td{padding:.95rem 1rem;vertical-align:top}.product-th__label{font-weight:700;width:38%;color:#213670}.product-th__value{color:#1f2937}.product-th__table tr:nth-child(odd) td{background:#f4f7fb}.product-th__table tr:nth-child(even) td{background:#fafbfd} \u003c\/style\u003e \u003cdiv class=\"product-th\"\u003e \u003ch2\u003eTechnical data at a glance\u003c\/h2\u003e \u003ctable class=\"product-th__table\"\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProduct family\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eStorage technology\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eProduct type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eStorage tank\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eStorage tank type\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003eHeat pump storage tank\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eStorage volume\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e810 l calculated total capacity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDomestic hot water zone\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e550 l above\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eBuffer zone\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e260 l below\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeat exchanger\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e1 stainless steel corrugated tube heat exchanger\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeating surface of stainless steel corrugated tube\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e9.5 m²\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eInsulation\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e100 mm EPS, 130 mm EPS or 150 mm EPS vacuum depending on version\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure tank\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e5 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. operating pressure stainless steel corrugated pipe\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e10 bar\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eMax. temperature\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e95 °C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eHeight\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e2080 mm with insulation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eWidth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e790 mm without insulation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eDepth\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e790 mm without insulation\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd class=\"product-th__label\"\u003eWeight\u003c\/td\u003e \u003ctd class=\"product-th__value\"\u003e220 kg\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eInstallation\u003c\/h2\u003e \u003cp\u003eThe storage tank is placed on a load-bearing, level, and frost-free surface. Before installation, check the transport route, door widths, ceiling height, installation area, and the tilting dimension of 1980 mm. Depending on the installation situation, the insulation can only be fully mounted after the tank has been set up.\u003c\/p\u003e \u003cp\u003eHydraulic connections, drinking water connection, safety valves, venting, sensors, control system, and electrical work must be carried out by qualified specialist personnel. Heating cartridges may only be operated at the designated connection sockets and only after proper electrical testing.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eNotes\u003c\/h2\u003e \u003cp\u003eThe storage tank is intended for heating water in the buffer area and for domestic hot water preparation via the stainless steel corrugated pipe. Other media, impermissible operating pressures, impermissible temperatures, or improper electrical retrofits do not correspond to the intended use.\u003c\/p\u003e \u003cp\u003eThe bulk delivery rate is a reference value under defined conditions. For the actual system output, system temperatures, volume flows, auxiliary heating, heat pump, control system, and hydraulic integration are decisive.\u003c\/p\u003e \u003c\/div\u003e \u003cdiv class=\"gema-section\"\u003e \u003ch2\u003eScope of delivery\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eHeat pump storage tank WK 800 in the selected insulation variant\u003c\/li\u003e \u003cli\u003eConnections according to the technical design of the storage tank\u003c\/li\u003e \u003cli\u003eProduct data sheet\u003c\/li\u003e \u003cli\u003eOperating instructions\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e","brand":"Gema GmbH","offers":[{"title":"100mm","offer_id":57377782071644,"sku":"WK800+EKKC","price":2472.55,"currency_code":"EUR","in_stock":true},{"title":"130mm","offer_id":57377782104412,"sku":"WK800+EKKB","price":2662.35,"currency_code":"EUR","in_stock":true},{"title":"150mm","offer_id":57377782137180,"sku":"WK800+EKKA","price":2837.62,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/7796\/6428\/files\/WK.png?v=1782900235","url":"https:\/\/lv.gemashop.de\/en\/products\/waermepumpenspeicher-wk-800-810-l-edelstahlwellrohr","provider":"GEMA Shop","version":"1.0","type":"link"}