Model #8478A02H01

Ammeter (NSN 6625-01-226-8218)

Special Features
100 megohms insulation res
Description

4.630 inches maximum overall length, aluminum alloy material, anodize surface treatment.

Circuit Current For Which Designed
Ac
Dielectric Withstanding Voltage In Volts
500.0
Overall Height
Between 0.470 inches and 0.530 inches
Overall Width
Between 3.970 inches and 4.030 inches
Mounting Hole Diameter
Between 0.182 inches and 0.192 inches
Scale Division Quantity
1 single indicator single range
Frequency Rating
400.0 hertz
Environmental Protection
Humidity resistant and shock resistant and vibration resistant
Distance Between Mounting Facility Centers
Between 3.557 inches and 3.567 inches
Furnished Items And Quantity
Nut 8
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Sensitivity Rating
1.0 amperes
Dial Scale Marking Color
Black single indicator single range
Accuracy In Percent
-3.0 to 3.0 at full scale single indicator single range
Meter Depth Behind Mounting Flange
3.530 inches
Meter Body Width Behind Mounting Flange
Between 2.910 inches and 2.970 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator single range
Pointer Color
Orange single indicator single range
Power Source
External
Mounting Facility Type And Quantity
2 unthreaded hole
Scale Graduation Type
Linear single indicator single range
Measurement Range
+0.0 to 1.0 amperes, ac single indicator single range
Scale Selection Method
Terminal
Meter Body Height Behind Mounting Flange
Between 0.470 inches and 0.530 inches
Features Provided
Self-illumination facility and transformer
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
4 threaded stud
Operating Voltage Rating In Volts
5.0 dc
Special Markings
400 hz on scaleplate
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular semi-flush mtg
Supplementary Features
Model 5t or 5n ext isolation xfrmr
Description
Ammeter
Cage Code
31442

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Updated: 04/29/2024