#1261740 Three Phase Transformer | Coils And Transformers

1261740

Power Transformer

NSN 5950-00-731-1804

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
007311804

Detail Specifications

Reliability Indicator:
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length:
6.000 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width:
4.000 inches single mounting facility single center group
Frequency Rating:
400.0 hertz single component
Input-output Phase Relationship:
Three phase to three phase single component and three phase to single phase single component
Transformer Winding Connection Type:
Delta-wye
Winding Shielding Method:
Internal shield grounded to core single component
Body Length:
Between 6.172 inches and 6.204 inches
Body Width:
Between 6.109 inches and 6.141 inches
Body Height:
Between 8.109 inches and 8.141 inches
Maximum Operating Temp:
130.0 degrees celsius
Inclosure Type:
Fully enclosed
Mounting Facility Quantity:
4 single group
Mounting Method:
Threaded stud single group
Winding Function And Quantity:
1 primary single component and 2 secondary single component
Thread Size:
0.312 inches single group
Winding Operating Current:
2.6 amperes ac single component 1st secondary
Winding Operating Current:
20.0 milliamperes ac single component 2nd secondary
Winding Operating Voltage:
25.00 ac volts single component 2nd secondary
Winding Operating Voltage:
440.00 ac volts single component single primary
Winding Operating Voltage:
312.00 ac volts single component 1st secondary
Thread Series Designator:
Unc single group
Terminal Type And Quantity:
11 standoff, solder lug
NSN:
5950-00-731-1804
Item Name:
Transformer,three Phase
Cage Code:
3B150

Manufacturer Part Numbers

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
1857768
Cage Code:
10001
RNCC:
3
RNVC:
2
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
126-1740
Cage Code:
49956
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
1003550
Cage Code:
56232
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
W5056
Cage Code:
08715
RNCC:
5
RNVC:
9
RNAAC:
TX
Status:
A
MSDS:
SADC:
Part Number:
126-1740
Cage Code:
54X10
RNCC:
5
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 1261740

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Last Updated: 08/07/2025