{"product_id":"welch-3161-01-crvpro-16-direct-drive-vacuum-pump-115v","title":"Welch 3161-01 CRVpro 16 Direct Drive Vacuum Pump - 115V","description":"\u003cp\u003eThe new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps. Three features drive these benefits: \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRuns 10°C cooler than comparable pumps. Slows corrosion. \u003c\/li\u003e\n\u003cli\u003eHas a 40% larger oil capacity than comparable pumps. Dilutes aggressive chemicals. \u003c\/li\u003e\n\u003cli\u003eHas a chemical resistant coating in the oil case and pump module. Protects non-moving parts. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ctable width=\"518\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"298\"\u003eFree Air Displacement @ 60 Hz, cfm (L\/min)\u003c\/td\u003e\n\u003ctd width=\"220\"\u003e12.8 (363)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFree Air Displacement @ 50 Hz, m³\/hr (L\/min)\u003c\/td\u003e\n\u003ctd\u003e18.3 (305)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUltimate Pressure, torr (mbar)\u003c\/td\u003e\n\u003ctd\u003e2x10⁻­³ (3x10⁻³)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level, dBA\u003c\/td\u003e\n\u003ctd\u003e55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Speed, RPM, @60Hz, @50Hz\u003c\/td\u003e\n\u003ctd\u003e1750 (1450)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Power, HP (kW)\u003c\/td\u003e\n\u003ctd\u003e1.1 (0.85)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOil Capacity, mL\u003c\/td\u003e\n\u003ctd\u003e2400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Flanges\u003c\/td\u003e\n\u003ctd\u003eNW25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Hose Connection*\u003c\/td\u003e\n\u003ctd\u003e5\/8\" to 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight, lbs (kg)\u003c\/td\u003e\n\u003ctd\u003e81.6 (37)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions, LxWxH, in (mm)\u003c\/td\u003e\n\u003ctd\u003e22.4x8.1x11.4 (569x206x289)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe CRVpro family includes all the features you'd expect in a direct drive rotary vane pump: gas ballast, forced oil lubrication, anti-suckback mechanism and thermal overload protection. \u003c\/p\u003e\n\u003cp\u003eSuitable applications include freeze drying, degassing, vacuum ovens and concentrators.\u003c\/p\u003e\n\u003cp\u003eCRV Pro16 catalog# 3161-01 is wired for North American 115V, 60Hz operation. Includes North American line cord, vacuum inlet hose barb suitable for gum rubber hose from 5\/8\" to 3\/4\" ID, and a charge of oil.\u003c\/p\u003e\n\u003cp\u003eDirect drive pumps are not recommended for filtration, aspiration, drying electrophoresis gels, or other applications requiring sustained operation above 30 torr.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ca title=\"CRV Pro Brochure\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/files\/Welch_CRVpro_Full_Line_Brochure.pdf?11582346113961769494\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/files\/pdf-logo_99cedd84-53e8-4e42-89b2-488c0d08ee42_large.jpg?v=1517003062\" alt=\"\" width=\"30\" height=\"30\"\u003eCRV Pro Brochure\u003c\/a\u003e\u003c\/p\u003e","brand":"Welch","offers":[{"title":"Default Title","offer_id":8011387306012,"sku":"3161-01","price":4057.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/products\/welch-3161-01-crvpro-16-direct-drive-vacuum-pump-115v-25479335542933.jpg?v=1779797248","url":"https:\/\/www.chemtechsci.com\/products\/welch-3161-01-crvpro-16-direct-drive-vacuum-pump-115v","provider":"Chemtech Scientific Incorporated","version":"1.0","type":"link"}