4D28-90 — TRANSFORMER,POWER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

4D28-90: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 2.360 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN, inclosure_type: FULLY INCLOSED, overall_height: 1.450 INCHES NOMINAL IN, overall_length: 2.900 INCHES NOMINAL IN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-317-3889, 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

4D28-90

NSN: 5950-01-317-3889
FSC: 5950 — Coils and Transformers
CAGE: 58910 — ABBOTT TECHNOLOGIES, INC (USA)

SPECIFICATIONS

body_width	2.360 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN
inclosure_type	FULLY INCLOSED
overall_height	1.450 INCHES NOMINAL IN
overall_length	2.900 INCHES NOMINAL IN
mounting_method	THREADED HOLE(S) SINGLE GROUP
frequency_rating	400.0 HERTZ NOMINAL SINGLE COMPONENT
special_features	TRANSFORMER IS DESIGNED TO RUN DIFFERENT COMBINATIONS OF WYE TO DELTA OR DELTA TO WYE
nominal_thread_size	0.138 INCHES SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
maximum_operating_temp	130.0 CELSIUS DEGC
thread_series_designator	UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current	870.0 MILLIAMPERES AC MINIMUM AND 1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
NSN	5950-01-317-3889

COMPONENT DIAGRAM

KEY FEATURES

•

TRANSFORMER WINDING CONNECTION TYPE: WYE-WYE

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

INPUT-OUTPUT PHASE RELATIONSHIP: THREE PHASE TO THREE PHASE SINGLE COMPONENT

•

MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP

•

BODY WIDTH: 2.360 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	1.450 INCHES NOMINAL IN
TRANSFORMER WINDING CONNECTION TYPE	WYE-WYE
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIP	THREE PHASE TO THREE PHASE SINGLE COMPONENT
MOUNTING METHOD	THREADED HOLE(S) SINGLE GROUP
BODY WIDTH	2.360 INCHES MINIMUM AND 2.440 INCHES MAXIMUM IN
OVERALL LENGTH	2.900 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT

OTHER ITEMS IN FSC 5950 — Coils and Transformers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4D28-90?

4D28-90 is a TRANSFORMER,POWER.

What is the NSN for 4D28-90?

4D28-90 is cataloged in the U.S. Government catalog under NSN 5950-01-317-3889. This indicates validated use in U.S. government and defense supply chains.

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