21746

Motor starter

Properties of 21746

Speed Adjustments:
Single speed
Overall Length:
15.063 inches
Overall Height:
21.500 inches
Overall Width:
10.750 inches
Ac Voltage Rating:
440.0 volts
Frequency Rating:
60.0 hertz
Actuation Method:
Magnetic
Performance Type:
Automatic or semiautomatic
Fuse Accommodation Quantity:
1
Duty Cycle:
Continuous
Mounting Configuration:
Four 9/16 in. Diameter mtg holes on 20 in. By 11 in. Mtg centers
Operating Voltage Characteristic:
Full
Horsepower Rating:
25.000
Actuator Voltage:
440.0 ac
Load Protection Type:
Overload and undervoltage
Ambient Temp:
50.0 degrees celsius
Inclosure Feature:
Dripproof
Switch Functional Positions:
Start and stop and manual and automatic
Control Type:
Local or remote
Features Provided:
Circuit protection fuse
Phase:
Three
Frequency In Hertz:
60.0
Reference Number Differentiating Characteristics:
Ancy
NSN:
6110-00-643-0090
Description:
Starter,motor
Cage Code:
63743

Definition Motor Starter

A device primarily designed to control the supply circuit(s) of a motor in order to accelerate the motor from rest to normal speed. Includes manual starters with overload protection and manual, automatic or semiautomatic starters consisting of combinations of items such as relays, resistors, switches, circuit breakers, etc. Excludes relay-switch; circuit breaker; switch (as modified) and relay (as modified). For devices, which in addition to starting and stopping, reverse, select and/or regulate the speed of a motor, see controller (as modified).

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Last modified 11/16/2024