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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Specifications & Materials of Construction | | | | | | | | | | Performance Specifications | | | | | | | | | | | | | | | | | | | | Series Operating Range | GS-HL Sizes | AS-KKE Sizes* | | | | | Metric Units | I US Units | Metric Units | US Units | | | | Maximum Differential Pressure | 14 BAR | 200 PSI | 10 BAR | 150 PSI | | | | Maximum Hydrostatic Pressure | 27 BAR | 400 PSI | 20 BAR | 300 PSI | | | | Minimum Viscosity | 1 cSt | 28 SSU | 1 cSt | 28 SSU | | | | Maximum Viscosity | 55,000 cSt | 250,000 SSU | 5,500 cSt | 25,000 SSU | | | | Minimum Temperature | -51° C | -60° F | -51°C | -60° F | | | | | 107° C | 225° F | 107°C | 225° F | | | | | 260° C | 500° F | 260° C | 500° F | | | | | | | | | | | | | | | | | | | | Pressures to 14 Bar (200 PS!) and viscosities to 55,000 cSt (250,000 SSU) may be allowable with engineering review. | | | | | | | | | | Pump Specifications | | | | | | | | | | | | | | | | | | | | | | | | | | | | Model | | Nominal Capacity | | Max. Speed | Ports | | | | | | | | M3/hr | | GPM | | RPM | "M" mm | | "U" Inch | | | | | | | GS855 | 1.1 | 5 | 1750 | 25 ® | 1® | MD2A | | | | | GG855 | 2.2 | 10 | 1750 | 25s | 1® | MD2A | | | | | HJ855 | 4.5 | 20 | 1750 | 40® | 1.5® | MD2A MD2B | | | | | HL855 | 6.8 | 30 | 1750 | 40s | 1.5® | MD2A MD2B | | | | | AS855** | 9.5 | 42 | 1450 | 65® | 3® | MD2B | MD2C | | | | AK855** | 15.0 | 66 | 1450 | 65® | 3® | MD2B | MD2C | | | | AL855** | 20.0 | 88 | 1450 | 65® | 3® | MD2B | MD2C | | | | KE855*** | 21.3 | 94 | 1150 | 80® | 3® | | MD2C | | | | KKE855*** | 29.5 | 130 | 1150 | 80® | 3® | | MD2C | | | | | | | | | | | | | | | | | | | | | | | | | | | | © = Metric design standard, with DIM 2501 PN 16/25/40 Raised-Face Flanges © = Metric design standard, with DIM 2501 PN 25/40 Raised-Face Flanges ® = US design standard, with ANSI B16.5 125# Class Flat-Faced Flanges ** Speeds up to 1750 RPM and corresponding capacities may be allowable with engineering review. *** Speeds up to 1450 RPM and corresponding capacities may be allowable with engineering review. | | | | | | | | | | Magnetic Coupling Specifications**** | | | | | | | | | | | | | | | | | | | | Magnetic Coupling Size | Torque Rating Options | Close-Coupled to Motor | Long-Coupled | | | | | Ft-Lbs | IEC B-5 Flange | I NEMA-C Flange | Bearing Carrier | | | | MD2A | 4, 9 | 80/90,100/112 | 56C, 143/145TC, 182/184TC | Metric or US Shaft | | | | MD2B | 14,32,50 | 100/112,132 | 182/184TC, 213/215TC, 254/256TC | Metric or US Shaft | | | | MD2C | 40,90,135,180 | 132,160,180 | 213/215TC, 254/256TC, 284/286TC | Metric or US Shaft | | | | | | | | | | | | | | | | | | | | ""Selecting a magnetic coupling requires information from the specific pump curve to determine the horsepower and coupling torque requirement adjusted for operating temperature. Contact your local Viking Pump distributor for pump selection assistance. Materials of Construction | | | | | | | | | | | | | | | | | | Component | Standard Construction | Options | | | | Casing, Head, Magnetic Coupling Bracket | Cast Iron | | | | | Shaft | Steel | Hardened Steel | | | | Canister | 316 Stainless Steel | | | | | Head Shims | 316 Stainless Steel | | | | | Idler | Iron | PPS (composite) | | | | Rotor (GS, GG) | Cast Iron | Steel | | | | Rotor (HJ, HL, AS, AK, AL, KE, KKE) | Ductile Iron | | | | | O-Rings | Buna-N | Viton®, Teflon® Encapsulated | | | | Bushings | Carbon Graphite | Hardened Cast Iron | | | | Thrust Washers | Hardened Cast Iron | | | | | Magnets (outer magnets nickel plated, inner magnets sealed in stainless steel canister) | Neodymium Iron Boron | Samarium Cobalt | | | | | | | | | | | | | | | | | | Viton® is a registered trademark of DuPont Dow elastomers, Teflon® is a registered trademark of E,l, du Pont de Nemours and Company. | | | | | | | | | | Viking Mag Drive Series 855 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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