Model #DA-8309-131-A002 ITEM 35

Electrical frequency meter (NSN 6625-01-314-7439)

Special Features
Red line at 60hz
Description

7.650 inches nominal overall length, steel corrosion resisting material, paint surface treatment.

Circuit Current For Which Designed
Ac
Dielectric Withstanding Voltage In Volts
2300.0
Center To Center Distance Between Mounting Facilities Parallel To Length
3.380 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
3.380 inches
Overall Height
4.330 inches
Overall Width
4.330 inches
Scale Division Quantity
50 single indicator single range
Mounting Stud Length
0.945 inches
Environmental Protection
Watertight
Furnished Items And Quantity
Nut 4; washer 6
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Four hole/stud rectangular/square
Frequency Response Range
+55.000/+65.000 hertz
Sensitivity Rating
120.0 volts
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-0.15/+0.15 at full scale single indicator single range
Unable To Decode
Unable to decode or unable to decode
Meter Depth Behind Mounting Flange
5.220 inches
Meter Body Diameter Behind Mounting Flange
3.970 inches
Movement Type
Moving iron vane
Background Color
White single indicator single range
Pointer Color
Black single indicator single range
Power Source
External
Mounting Facility Type And Quantity
4 threaded stud
Scale Graduation Type
Linear single indicator single range
Measurement Range
+55.0/+65.0 hertz single indicator single range
Mounting Stud Diameter
0.250 inches
Features Provided
External shunting and magnetic shield and transformer and zero adjuster
Movement Suspension Method
Taut band
Circuit Attachment Method And Quantity
2 screw
Operating Voltage Rating In Volts
120.0 ac
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular flush mtg
Fsc Application Data
Switchboard pwr emer
Description
Meter,electrical Frequency
Cage Code
21810

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Updated: 05/12/2024