Marathon Electric 256TTFNA7028 Product Information Packet

PRODUCT INFORMATION PACKET

Model No: 256TTFNA7028

Catalog No: M893

20 HP Vertical Solid Shaft P-Base Motor, 3 phase, 1800 RPM, 230/460 V, 256HPV Frame, TEFC

Vertical Solid Shaft P-Base Motors

Regal and Marathon are trademarks of Regal Beloit Corporation or one of its affiliated companies.

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Product Information Packet: Model No: 256TTFNA7028, Catalog No:M893 20 HP Vertical Solid Shaft P-Base Motor, 3 phase, 1800 RPM, 230/460 V, 256HPV Frame, TEFC

Nameplate Specifications

Output HP 20 Hp Output KW 14.9 kW Frequency 60 Hz Voltage 230/460 V Current 50.0/25.0 A Speed 1765 rpm Service Factor 1.15 Phase 3 Efficiency 91 % Power Factor 82 Duty Continuous Insulation Class F Design Code B KVA Code F Frame 256HPV Enclosure Totally Enclosed Fan Cooled Thermal Protection No Ambient Temperature 40 °C Drive End Bearing Size 6309 Opp Drive End Bearing Size 6210 UL Recognized CSA Y CE Y IP Code 43

Technical Specifications

Electrical Type Squirrel Cage Induction Run Starting Method Across The Line Poles 4 Rotation Reversible Resistance Main .468 Ohms Mounting Round Motor Orientation Shaft Down Drive End Bearing Ball Opp Drive End Bearing Ball Frame Material Cast Iron Shaft Type HP Overall Length 28.26 in Frame Length 12.25 in Shaft Diameter 1.625 in Shaft Extension 2.75 in Assembly/Box Mounting F1/F2 CAPABLE

This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created:01/11/2019

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