#121237-1 Grid Biasing Transformer | Coils And Transformers

121237-1

Power Transformer

NSN 5950-01-231-3923

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
012313923

Product Technical Spec.

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
1.750 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
1.380 inches single mounting facility single center group
Frequency Rating:
57.0 hertz and 63.0 hertz single component
Input-output Phase Relationship:
Three phase to single phase and three phase to three phase single component
Transformer Winding Connection Type:
Delta-wye
Winding Shielding Method:
Internal shield grounded to inclosure and core single component
Body Length:
3.500 inches
Body Width:
2.000 inches
Body Height:
2.630 inches
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded hole single group
Winding Function And Quantity:
1 primary and 2 secondary single component
Thread Size:
0.112 inches single group
Winding Operating Current:
100.0 milliamperes dc single component 2nd secondary
Winding Operating Current:
4.0 amperes dc single component 1st secondary
Winding Operating Voltage:
208.00 ac volts single component single primary
Winding Operating Voltage:
30.00 ac volts single component 2nd secondary
Winding Operating Voltage:
8.00 ac volts single component 1st secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
9 tab, solder lug
NSN:
5950-01-231-3923
Item Name:
Grid Biasing Transformer
Cage Code:
09448

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
121237-1
Cage Code:
02KE8
RNCC:
3
RNVC:
2
RNAAC:
ZZ
Status:
A
MSDS:
SADC:

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Catalog Drilldown
--- Electrical And Electronic Equipment Components
------ Coils And Transformers
--------- Power Transformers
------------ P/N 121237-1

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Last Updated: 08/08/2025