Model: PEI 7991

Power Transformer

Properties:

Reliability Indicator
Not established
Overall Length
4.560 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.990 inches single mounting facility single center group and 3.010 inches single mounting facility single center group
Center To Center Distance Between Mounting Facilities Parallel To Width
2.990 inches single mounting facility single center group and 3.010 inches single mounting facility single center group
Overall Height
2.270 inches
Overall Width
3.850 inches
Mounting Hole Diameter
0.181 inches single group and 0.201 inches single group
Frequency Rating
45.0 hertz single component and 66.0 hertz single component
Input-output Phase Relationship
Three phase to three phase single component
Transformer Winding Connection Type
Delta-delta
Winding Shielding Method
Internal shield brought out to terminal single component
Maximum Operating Temp
130.0 degrees celsius
Inclosure Type
Fully enclosed
Mounting Facility Quantity
4 single group
Mounting Method
Unthreaded hole single group
Winding Operating Current
1.75 amperes ac single component 1st secondary
Winding Operating Current
500.0 milliamperes ac single component 2nd secondary
Winding Power Rating
16.6 volts-amperes single component 1st secondary
Winding Power Rating
7.42 volts-amperes single component 2nd secondary
Winding Operating Voltage
14.85 ac volts single component 2nd secondary
Winding Operating Voltage
208.00 ac volts single component single primary
Winding Operating Voltage
9.50 ac volts single component 1st secondary
Test Data Document
13973-841355 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
Terminal Type And Quantity
10 tab, solder lug
NSN
5950-01-331-3922
Part Number
PEI 7991
Description
Transformer,power
CAGE
13483

Part PEI 7991 NSN 5950-01-331-3922

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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
3.9 X 4.6 X 2.8
Paclk Weight:
6.5000lbs
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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