Model: 18749A

Power Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
1.375 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
1.250 inches single mounting facility single center group
Overall Height
2.813 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 Length
1.938 inches
Body Width
1.812 inches
Body Height
2.438 inches
Maximum Operating Temp
85.0 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
Thready Qty Per Inch (tpi)
32 single group
Thread Size
0.138 inches single group
Winding Operating Current
125.0 milliamperes ac single component 2nd secondary
Winding Operating Current
140.0 milliamperes ac single component 1st secondary
Winding Operating Voltage
199.00 ac volts single component single primary
Winding Operating Voltage
340.00 ac volts single component 1st secondary
Winding Operating Voltage
800.00 ac volts single component 2nd secondary
Thread Series Designator
Unc single group
Terminal Type And Quantity
10 solder stud
NSN
5950-00-837-3028
Part Number
18749A
Description
Transformer,power
CAGE
13923

Part 18749A NSN 5950-00-837-3028

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32496
FIIG:
A058B0
Concept No.:
1
App. Key:
J
Cond. Code:
2
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
063420
UFC:
35355
LTL:
RATING VARIABLE
LCL:
--
WCC:
595
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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