#4D28-90 Differential Transformer | Coils And Transformers

4D28-90

Power Transformer

NSN 5950-01-317-3889

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
013173889

Product Features

Transformer is designed to run different combinations of wye to delta or delta to wye

Technical Specifications of NSN

Reliability Indicator:
Not established
Overall Length:
2.900 inches
Center To Center Distance Between Mounting Facilities Parallel To Length:
2.500 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
2.000 inches single mounting facility single center group
Overall Height:
1.450 inches
Frequency Rating:
400.0 hertz single component
Input-output Phase Relationship:
Three phase to three phase single component
Transformer Winding Connection Type:
Wye-wye
Body Width:
Between 2.360 inches and 2.440 inches
Maximum Operating Temp:
130.0 degrees celsius
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary single component and 1 secondary single component
Thread Size:
0.138 inches single group
Winding Operating Current:
870.0 milliamperes ac single component single secondary and 1.5 amperes ac single component single secondary
Winding Operating Voltage:
115.00 ac volts single component single primary or 200.00 ac volts single component single primary
Winding Operating Voltage:
20.00 ac volts single component single secondary or 34.60 ac volts single component single secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
10 turret
NSN:
5950-01-317-3889
Item Name:
Transformer,differential
Cage Code:
58910

Other Related Parts

No other part numbers with same form, fit, and function found.

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Pricing & Availability

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N 4D28-90

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Last Updated: 07/21/2025