{"product_id":"saci-kontra-bomba-centrifuga-gran-caudal-piscina-publica","title":"Saci Kontra high-flow centrifugal pump for public pools, 2.5 to 15 HP","description":"\u003ch2\u003eQuiet high-flow centrifugal pump for public pools and water features\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSaci Kontra\u003c\/strong\u003e runs at 1,450 rpm up to 10 HP, which makes it very quiet, and delivers a high flow rate at moderate pressure. Q-Tech integrates and tests it in your \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e before it goes to site.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eHigh-flow centrifugal pump\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eSaci Pumps Kontra 4-250 to 4-1000 and Kontra 2-1250 and 2-1500\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eCounter-current swimming, water parks, fountains, cascades and transfer duties\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePerformance\u003c\/th\u003e\u003ctd\u003e32 to 177 m head at 10 m³ per hour, depending on the model\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower\u003c\/th\u003e\u003ctd\u003e2.5 to 15 HP (1.8 to 11 kW)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eDN110 standard flanges; counter-flanges not included\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eThree phase, 230 and 400 V depending on the model\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegration and pre-commissioning check, \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eworkshop pre-assembly\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the Saci Kontra?\u003c\/h3\u003e\n\u003cp\u003eThe Saci Pumps Kontra is a high-flow centrifugal pump that runs at 1,450 rpm up to 10 HP. It is designed to give the pool the flow rate needed for counter-current swimming, and to serve fountains, cascades or water parks.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn a public pool, plant room noise carries to the pool hall and the surrounding areas. Pumps at 2,900 rpm make themselves heard; the Kontra runs at half the speed across most of the range, with bearings greased for life.\u003c\/p\u003e\n\u003cp\u003eThe second problem is how robust the assembly is. The \u003cstrong\u003eDN110 standard flanges\u003c\/strong\u003e and the wide support base spread the loads of the pipework, which at high flow rates are the usual cause of leaks and vibration.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eSpeed\u003c\/th\u003e\u003ctd\u003e1,450 rpm up to 10 HP; 2,850 rpm on the 12.5 and 15 HP models\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBody, volute, counter-volute and cover\u003c\/th\u003e\u003ctd\u003eFibreglass-reinforced polypropylene\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eImpeller\u003c\/th\u003e\u003ctd\u003eNoryl; marine bronze on request\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMechanical seal\u003c\/th\u003e\u003ctd\u003eCarbon-ceramic and AISI-316, suitable for sea water\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eShaft and bolts\u003c\/th\u003e\u003ctd\u003eAISI-316 stainless steel\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMotor\u003c\/th\u003e\u003ctd\u003eClosed asynchronous with external ventilation, bearings greased for life\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum water temperature\u003c\/th\u003e\u003ctd\u003e40 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eDN110 standard flanges, counter-flanges on request\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDimensions\u003c\/th\u003e\u003ctd\u003e840 mm long, 385 mm wide and 595 mm high\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eModels and data by variant\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003ePower\u003c\/th\u003e\u003cth\u003eSpeed\u003c\/th\u003e\u003cth\u003eHead at 10 m³ per hour\u003c\/th\u003e\u003cth\u003eHead at 16 m³ per hour\u003c\/th\u003e\u003cth\u003eWeight\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-250\u003c\/th\u003e\u003ctd\u003e2.5 HP · 1.8 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e32 m\u003c\/td\u003e\u003ctd\u003enot available\u003c\/td\u003e\u003ctd\u003e37 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-300\u003c\/th\u003e\u003ctd\u003e3 HP · 2.2 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e43 m\u003c\/td\u003e\u003ctd\u003enot available\u003c\/td\u003e\u003ctd\u003e37.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-400\u003c\/th\u003e\u003ctd\u003e4 HP · 3 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e56 m\u003c\/td\u003e\u003ctd\u003e14 m\u003c\/td\u003e\u003ctd\u003e39.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-550\u003c\/th\u003e\u003ctd\u003e5.5 HP · 4 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e84 m\u003c\/td\u003e\u003ctd\u003enot available\u003c\/td\u003e\u003ctd\u003e48.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-750\u003c\/th\u003e\u003ctd\u003e7.5 HP · 5.5 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e107 m\u003c\/td\u003e\u003ctd\u003e12 m\u003c\/td\u003e\u003ctd\u003e61 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 4-1000\u003c\/th\u003e\u003ctd\u003e10 HP · 7.5 kW\u003c\/td\u003e\u003ctd\u003e1,450 rpm\u003c\/td\u003e\u003ctd\u003e126 m\u003c\/td\u003e\u003ctd\u003e48 m\u003c\/td\u003e\u003ctd\u003e71 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 2-1250\u003c\/th\u003e\u003ctd\u003e12.5 HP · 9.2 kW\u003c\/td\u003e\u003ctd\u003e2,850 rpm\u003c\/td\u003e\u003ctd\u003e152 m\u003c\/td\u003e\u003ctd\u003e99 m\u003c\/td\u003e\u003ctd\u003e79.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKontra 2-1500\u003c\/th\u003e\u003ctd\u003e15 HP · 11 kW\u003c\/td\u003e\u003ctd\u003e2,850 rpm\u003c\/td\u003e\u003ctd\u003e177 m\u003c\/td\u003e\u003ctd\u003e130 m\u003c\/td\u003e\u003ctd\u003e80.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCounter-flanges are not supplied as standard: order them separately, for example with the \u003ca href=\"\/en-en\/products\/kit-de-bridas-para-bombas-saci\"\u003eflange kit for Saci pumps\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eSuitable for sea water and for salt-chlorinated water thanks to the carbon-ceramic and AISI-316 seal.\u003c\/li\u003e\n\u003cli\u003eThe whole range is three phase; from 7.5 HP upwards, 400 V only.\u003c\/li\u003e\n\u003cli\u003eIt has no pre-filter: the water reaches it already filtered by the treatment circuit.\u003c\/li\u003e\n\u003cli\u003eThe 12.5 and 15 HP models run at 2,850 rpm, so they do not share the noise level of the rest of the range.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eAlternative\u003c\/th\u003e\u003cth\u003eWhen to choose it\u003c\/th\u003e\u003cth\u003ePower\u003c\/th\u003e\u003cth\u003eSpeed\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003e\u003ca href=\"\/en-en\/products\/bomba-saci-vario-kontra-piscina-publica-velocidad-variable\"\u003eSaci Vario Kontra\u003c\/a\u003e\u003c\/th\u003e\u003ctd\u003eIf you want to adjust the flow per cycle and cut running costs\u003c\/td\u003e\u003ctd\u003e2.5 to 15 HP\u003c\/td\u003e\u003ctd\u003eVariable with [e]POOL\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003e\u003ca href=\"\/en-en\/products\/saci-bravus-counter-current-swimming-pump\"\u003eSaci Bravus\u003c\/a\u003e\u003c\/th\u003e\u003ctd\u003eIf you only need the counter-current jet of a private pool\u003c\/td\u003e\u003ctd\u003e3 to 5.5 HP\u003c\/td\u003e\u003ctd\u003e2,900 rpm\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003e\u003ca href=\"\/en-en\/products\/saci-supra-self-priming-public-pool-pump\"\u003eSaci Supra\u003c\/a\u003e\u003c\/th\u003e\u003ctd\u003eIf you are moving the filtration circuit and need a pre-filter\u003c\/td\u003e\u003ctd\u003e3 to 5.5 HP\u003c\/td\u003e\u003ctd\u003e2,900 rpm\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich model do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is chosen by the flow rate and head at the duty point. At 10 m³ per hour the 4-250 gives 32 m and the 2-1500 reaches 177 m. Send us the scheme and we will place it on the curve with you.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is it quieter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBecause it runs at 1,450 rpm up to 10 HP, half the speed of a two-pole pump, with bearings greased for life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the counter-flanges included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Saci supplies them on request and they are ordered separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with sea water?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, according to Saci, thanks to the carbon-ceramic and AISI-316 stainless steel mechanical seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs there a bronze impeller version?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSaci makes it on request. Ask us and we will confirm lead time and conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis item is in stock at our warehouse; if no units were available when you place your order, we would order it urgently and confirm the lead time.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eOn installations of this size, Q-Tech builds the complete plant room at its workshop, runs the safety and operating tests and delivers it \u003cstrong\u003eready to connect\u003c\/strong\u003e, with photos and a report. See the process at \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eAdvanced Pre-assembly\u003c\/a\u003e and book it as \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e or as an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site hourly Expert Technician\u003c\/a\u003e. To size it before buying, a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003eremote technical call\u003c\/a\u003e. The full range in \u003ca href=\"\/en-en\/collections\/bombas-piscina-velocidad-fija\"\u003efixed speed pool pumps\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.sacipumps.com\/uploads\/webproductos2\/kontra_info.pdf\" target=\"_blank\" rel=\"noopener\"\u003eSaci Pumps Kontra data sheet (in Spanish)\u003c\/a\u003e · \u003ca href=\"https:\/\/www.sacipumps.com\/uploads\/webproductos2\/kontra_manu.pdf\" target=\"_blank\" rel=\"noopener\"\u003eInstallation and maintenance manual\u003c\/a\u003e · \u003ca href=\"https:\/\/www.sacipumps.com\/uploads\/webproductos2\/kontra_rec.pdf\" target=\"_blank\" rel=\"noopener\"\u003eExploded view and spare parts\u003c\/a\u003e · \u003ca href=\"https:\/\/www.sacipumps.com\/uploads\/webproductos2\/kontra_cert.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDeclaration of conformity\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e","brand":"Saci Pumps","offers":[{"title":"Kontra 4-250 · 2,5 CV","offer_id":59115669291352,"sku":"PS-21721","price":1265.82,"currency_code":"EUR","in_stock":true},{"title":"Kontra 4-300 · 3 CV","offer_id":59115669324120,"sku":"PS-14057","price":1265.82,"currency_code":"EUR","in_stock":true},{"title":"Kontra 4-400 · 4 CV","offer_id":59115669356888,"sku":"PS-14056","price":1299.75,"currency_code":"EUR","in_stock":true},{"title":"Kontra 4-550 · 5,5 CV","offer_id":59115669389656,"sku":"PS-14058","price":1484.2,"currency_code":"EUR","in_stock":true},{"title":"Kontra 4-750 · 7,5 CV","offer_id":59115669422424,"sku":"PS-14059","price":2080.01,"currency_code":"EUR","in_stock":true},{"title":"Kontra 4-1000 · 10 CV","offer_id":59115669455192,"sku":"PS-14060","price":2137.25,"currency_code":"EUR","in_stock":true},{"title":"Kontra 2-1250 · 12,5 CV","offer_id":59115669487960,"sku":"PS-18633","price":2592.05,"currency_code":"EUR","in_stock":true},{"title":"Kontra 2-1500 · 15 CV","offer_id":59115669520728,"sku":"PS-18634","price":2624.91,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/saci-kontra-bomba-gran-caudal-vista-tres-cuartos.webp?v=1794571343","url":"https:\/\/q-tech.es\/en-int\/products\/saci-kontra-high-flow-pump-public-pool","provider":"Q-Tech ® ","version":"1.0","type":"link"}