{"product_id":"atlas-copco-weda-s30n-submersible-sludge-pump-4-hp-220-240v-3-phase-250-gpm-3-discharge","title":"Atlas Copco WEDA S30N | Submersible Sludge Pump — 4 HP, 220–240V 3-Phase, 250 GPM, 3\" Discharge","description":"\u003cdiv class=\"weda-sludge-product\"\u003e\n\n\u003cp\u003e\u003cem\u003eDesigned for the toughest sludge-handling jobs in mining, civil construction, and heavy industry,\u003c\/em\u003e the \u003cstrong\u003eAtlas Copco WEDA S30N\u003c\/strong\u003e is a 4 HP 220–240V 3-Phase 60 Hz submersible pump engineered to move semi-solid, abrasive, fibrous, or thickened liquids that ordinary dewatering pumps simply can't handle. With \u003cstrong\u003e250 gpm of flow at heads to 58 ft\u003c\/strong\u003e and a 2-inch solids passage, the S30N is the workhorse of the WEDA Sludge family.\u003c\/p\u003e\n\n\u003ch2\u003eWhat the S30N Is Built To Pump\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003eMine tailings and process slurry up to 30% solids by volume\u003c\/li\u003e\n\u003cli\u003eRaw and partially treated municipal sewage\u003c\/li\u003e\n\u003cli\u003eBentonite and drilling mud from foundation, geothermal, or water-well drilling\u003c\/li\u003e\n\u003cli\u003eConcrete washdown and ready-mix plant residue\u003c\/li\u003e\n\u003cli\u003eAggregate processing fines and gravel-pit sediment\u003c\/li\u003e\n\u003cli\u003eWastewater from food, dairy, beverage, and meat-packing operations\u003c\/li\u003e\n\u003cli\u003eStorm runoff with heavy organic and inorganic load\u003c\/li\u003e\n\u003cli\u003eTank, basin, and clarifier cleanout — including settled sludge layers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003e220–240V 3-Phase Power — Why It Matters\u003c\/h2\u003e\n\n\u003cp\u003eThree-phase wiring gives smoother torque, lower starting current, and slightly higher horsepower than the single-phase variant on the same pump body — the standard choice on three-phase contractor generators and industrial sites. The Y-series winding configuration is durable, parts-supported worldwide, and matches the most common voltage available on contractor-grade generators and industrial sites.\u003c\/p\u003e\n\n\u003ch2\u003eEngineering Specifications\u003c\/h2\u003e\n\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number \/ SKU\u003c\/th\u003e\n\u003ctd\u003e3081620408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eWEDA S30N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRated Output Power\u003c\/th\u003e\n\u003ctd\u003e4 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. Power Input\u003c\/th\u003e\n\u003ctd\u003e3.9 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. Head\u003c\/th\u003e\n\u003ctd\u003e58 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. Flow\u003c\/th\u003e\n\u003ctd\u003e250 gpm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShaft Speed\u003c\/th\u003e\n\u003ctd\u003e3,500 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDischarge\u003c\/th\u003e\n\u003ctd\u003e3\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. Solids Handling\u003c\/th\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Supply\u003c\/th\u003e\n\u003ctd\u003e220–240V 3-Phase 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e56 lb (25 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (H × W × D)\u003c\/th\u003e\n\u003ctd\u003e24.4\" × 12.8\" × 9.8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertification\u003c\/th\u003e\n\u003ctd\u003eCSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e12 months from start-up \/ 18 months from receipt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eThe WEDA Sludge Architecture\u003c\/h2\u003e\n\n\u003cp\u003eThe S30N is the size where Atlas Copco's sludge-pump engineering really shines. Below this point, drainage pumps with oversized passages can often substitute. Above this point — at the S50, S60, and the L-series slurry pumps — you're into industrial three-phase territory exclusively. The S30N straddles that line and is the most-deployed model in the range.\u003c\/p\u003e\n\n\u003ch3\u003eKey Differentiators\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVortex impeller\u003c\/strong\u003e in high-chrome cast-iron alloy — the eye of the impeller sits recessed in the volute so 2-inch solids pass without contact. Wear life is measured in years on typical mining duty, not months.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble mechanical seal in stainless-steel cartridge\u003c\/strong\u003e — two seal faces separated by an oil-filled chamber; the primary seal can fail without immediate motor flooding. Cartridge design simplifies replacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDry-running capability\u003c\/strong\u003e via oversized motor and integrated heat dissipation jacket — the S30N tolerates sump-out conditions that would burn out a conventional submersible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional built-in starter and motor protection\u003c\/strong\u003e — plug-and-play wiring, no separate control panel required for most installs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAluminum-alloy upper body\u003c\/strong\u003e with cast-iron wear components — light enough to be hauled into a manhole, durable enough for continuous-duty pumping.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSealed cable entry\u003c\/strong\u003e with strain relief — eliminates the cable-failure mode that drops out most submersible pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplication Profiles\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eMining:\u003c\/strong\u003e The S30N is one of the most-deployed Atlas Copco pumps in North American mining — tailings management, shaft dewatering, pit sumps, and slurry transfer.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eConstruction:\u003c\/strong\u003e Foundation drilling, deep excavation dewatering, tunnel face control, and bridge-deck pour-prep. The 250 gpm capacity is large enough for serious work but small enough to be deployed by one person.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSewage and bypass:\u003c\/strong\u003e Municipal and industrial bypass pumping — particularly during force-main repairs or lift-station rebuilds where the host pump is offline.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIndustrial:\u003c\/strong\u003e Process tank cleanout, oil-field produced water, refinery wastewater, ash sluicing at power plants.\u003c\/p\u003e\n\n\u003ch2\u003eService and Parts Support\u003c\/h2\u003e\n\n\u003cp\u003eGenuine Atlas Copco WEDA service kits cover seal assemblies, impeller replacements, motor end caps, and the full hydraulic restoration package. Parts are stocked in the Atlas Copco North American distribution centers and supported through the Power Connect online portal.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSKU 3081620408\u003c\/strong\u003e · WEDA S30N · 220–240V 3-Phase 60 Hz · 3\" discharge · 2\" solids · CSA listed · backed by Atlas Copco's industrial pump service network.\u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Atlas Copco","offers":[{"title":"Default Title","offer_id":54217176023315,"sku":"3081620408","price":3370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0825\/3141\/8387\/files\/sumersibleandsurfacepumps.jpg?v=1780350388","url":"https:\/\/aircompressorstore.com\/products\/atlas-copco-weda-s30n-submersible-sludge-pump-4-hp-220-240v-3-phase-250-gpm-3-discharge","provider":"Warthog Air Compressor Store","version":"1.0","type":"link"}