Model: 25

Wattmeter

Special Features:

Annular; low flux

Properties:

Circuit Current For Which Designed

Overall Length

2.260 inches

Mounting Hole Diameter

0.157 inches

Overall Diameter

3.500 inches

Mounting Bolt Circle Diameter

3.160 inches

Indicator Type

Dial w/pointer

Installation Design

Panel

Mounting Arrangement Style

Three hole/stud bolt circle

Sensitivity Rating

30.0 microamperes

Dial Scale Marking Color

Black single indicator all ranges

Accuracy In Percent

-2.0 to 2.0 at full scale single indicator all ranges

Meter Depth Behind Mounting Flange

1.310 inches

Meter Body Diameter Behind Mounting Flange

2.750 inches

Movement Type

Electrodynamometer

Background Color

White single indicator all ranges

Pointer Color

Black single indicator all ranges

Power Source

External

Mounting Facility Type And Quantity

3 unthreaded hole

Scale Graduation Type

Nonlinear single indicator all ranges

Measurement Range

+0.0 to 3.0 watts single indicator 2nd range

Measurement Range

+0.0 to 1.0 watts single indicator 1st range

Scale Selection Method

Terminal

Features Provided

Knife edge pointer and magnetic shield and zero adjuster

Movement Suspension Method

Taut band

Circuit Attachment Method And Quantity

2 threaded stud

Material

Plastic phenol-formaldehyde or plastic polycarbonate

Special Test Features

Meter must be critically damped w/source impedance of 30 ko

Style Designator

C1 round flush mtg

Supplementary Features

1400 ohms internal res

Fsc Application Data

Test set, elect. Equip.

NSN

6625-01-226-3538

Part Number

Description

Wattmeter

CAGE

55026

An instrument which measures one or more different electrical power quantities (such as decibels and watts), and is calibrated using watts. The power measurement and/or calibration may be displayed in multiples and/or submultiples thereof on a dial and/or digital readout display. For items designed to measure radio frequency power see test set, electrical power and meter, multiple scale. Excludes: ammeter; frequency meter; multimeter; voltmeter.

Part 25 NSN 6625-01-226-3538

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

28455

FIIG:

A310A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.6000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

136740

UFC:

68820

LTL:

RATING VARIABLE

LCL:

WCC:

657

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 9030908030
SITC: 87479
End Use: Measuring, testing, control instruments
NAICS: 334515
USDA: 1

Freight Class: Parts and accessories of articles of schedule b subheading 9030.39