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Technical Data Sheet

284TTFNA6526 — Technical Data Sheet

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MARATHON ELECTRIC, LLC · MOTOR
WHAT YOU NEED TO KNOW
NEMA frame determines mounting bolt pattern TEFC for outdoor, ODP for dry indoor only
C-face vs foot-mount — different mounting
PRODUCT OVERVIEW

The MOTOR,ALTERNATING CURRENT is a MARATHON ELECTRIC, LLC industrial component. Key specifications include PHASE: THREE INPUT, POWER RATING: 25.000 HORSEPOWER OUTPUT, COOLING METHOD: FAN COOLED, SPECIAL FEATURES: MEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT SEVERE DUTY, ENCLOSURE FEATURE: TOTALLY ENCLOSED, FREQUENCY IN HERTZ: 60.0 INPUT. This part is cataloged in the Federal Logistics Information System under NSN 6105-01-363-8999, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
284TTFNA6526
NSN: 6105-01-363-8999
FSC: 6105
CAGE: 38151 — MARATHON ELECTRIC, LLC (USA)
SPECIFICATIONS
PHASETHREE INPUT
POWER RATING25.000 HORSEPOWER OUTPUT
COOLING METHODFAN COOLED
SPECIAL FEATURESMEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT SEVERE DUTY
ENCLOSURE FEATURETOTALLY ENCLOSED
FREQUENCY IN HERTZ60.0 INPUT
FRAME SIZE DESIGNATION284T
INCLOSURE SPECIFICATIONNEMA
ROTOR SPEED RATING IN RPM1800.0 SINGLE NO LOAD
CRITICALITY CODE JUSTIFICATIONFEAT
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS460.0 LINE TO LINE LOW INPUT
NSN6105-01-363-8999
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 284TTFNA6526 · MARATHON ELECTRIC, LLC ⚠ VERIFY BEFORE ORDERING NEMA frame size determines mounting bolt pattern — not interchangeable. 56C ≠ 143T bolt pattern. C-face vs foot-mount vs flange — different mounting, same HP doesn't mean drop-in ✓ BROKER TIP TEFC = outdoor/washdown OK. ODP = dry indoor only. TENV = no external fan, explosion-proof areas. 1750 RPM = 4-pole (most common), 3450 RPM = 2-pole, 1150 RPM = 6-pole PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS: 460.0 LINE TO LINE LOW INPUT
•
INCLOSURE SPECIFICATION: NEMA
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
POWER RATING: 25.000 HORSEPOWER OUTPUT
•
ROTOR SPEED RATING IN RPM: 1800.0 SINGLE NO LOAD
•
PHASE: THREE INPUT
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONFEAT
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS460.0 LINE TO LINE LOW INPUT
INCLOSURE SPECIFICATIONNEMA
FREQUENCY IN HERTZ60.0 INPUT
SPECIAL FEATURESMEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT SEVERE DUTY
POWER RATING25.000 HORSEPOWER OUTPUT
ROTOR SPEED RATING IN RPM1800.0 SINGLE NO LOAD
PHASETHREE INPUT
ENCLOSURE FEATURETOTALLY ENCLOSED
COOLING METHODFAN COOLED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
7970InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
240DInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
MS35969-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
136493A1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S113037InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
S602InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 284TTFNA6526?
284TTFNA6526 is a MOTOR,ALTERNATING CURRENT manufactured by MARATHON ELECTRIC, LLC.
What parts can replace 284TTFNA6526?
There are 19 known substitutes for 284TTFNA6526: 7970, 240D, MS35969-2 and 16 more. Substitute compatibility should be verified for your specific system.
Is 284TTFNA6526 still available?
284TTFNA6526 is currently cancelled.
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