Model: 77C721837P1

Power Transformer

Properties:

Reliability Indicator
Not established
Center To Center Distance Between Mounting Facilities Parallel To Length
4.969 inches single mounting facility single center group and 5.031 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
4.563 inches single mounting facility single center group and 4.687 inches single mounting facility single center group
Mounting Slot Width
0.260 inches single group and 0.300 inches single group
Frequency Rating
60.0 hertz single component
Input-output Phase Relationship
Three phase to three phase single component
Transformer Winding Connection Type
Delta-wye and delta-delta
Winding Shielding Method
Internal shield brought out to terminal single component and internal shield grounded to terminal single component
Body Length
8.000 inches
Body Width
5.880 inches
Body Height
6.750 inches
Maximum Operating Temp
170.0 degrees celsius
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Slot single group
Winding Function And Quantity
1 primary single component and 4 secondary single component
Winding Operating Current
20.4 amperes ac single component 2nd secondary
Winding Operating Current
20.4 amperes ac single component 1st secondary
Winding Operating Current
9.8 amperes ac single component 3rd secondary
Winding Operating Current
9.8 amperes ac single component 4th secondary
Winding Operating Voltage
14.50 ac volts single component 1st secondary
Winding Operating Voltage
14.50 ac volts single component 2nd secondary
Winding Operating Voltage
115.00 ac volts single component single primary
Winding Operating Voltage
20.80 ac volts single component 3rd secondary
Winding Operating Voltage
20.80 ac volts single component 4th secondary
Terminal Type And Quantity
17 tab, solder lug
NSN
5950-01-294-9559
Part Number
77C721837P1
Description
Transformer,power
CAGE
03538

Part 77C721837P1 NSN 5950-01-294-9559

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
46.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
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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