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Allen Bradley 1489-M3D250 25A 3-Pole Miniature Circuit Breaker

Allen Bradley 1489-M3D250: 25A 3-Pole Miniature Circuit Breaker.

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ManufacturerAllen Bradley

Part number1489-M3D250

Amperage 25A

Current 25A

Poles 3

Voltage 480 VAC

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CAGE: 9NK75

25A current rating 3-pole configuration D-curve trip type 480V AC voltage UL489 listed Branch circuit protection DIN rail mounting

Product description

The Allen Bradley 1489-M3D250 is a 3-pole miniature circuit breaker rated for 25 Amps, featuring a D-curve trip type for handling high inrush currents. It is designed for 480V AC applications and is UL489 certified, ensuring reliable protection for industrial electrical systems. The breaker offers dual terminals for wiring and bus bar flexibility, along with reversible line and load connections.

This circuit breaker is crucial for protecting machinery, control systems, and power distribution equipment in demanding industrial environments. Its D-curve protection is ideal for applications involving motors and other inductive loads that experience significant temporary current surges.

As a veteran-owned distributor, Stanlo Automation provides the Allen Bradley 1489-M3D250, offering quality surplus automation parts. We are committed to delivering excellent service and dependable products to keep your operations running efficiently.

Technical specifications

Amperage	25A
Current	25A
Poles	3
Voltage	480 VAC
Trip Type	D-Curve
Standard	CCC, CE, CSA, CUL, UL
Type	Branch Circuit Protectors
Interrupt Rating	10 kAIC

Common applications

Industrial machinery

Control panels

Power distribution

Manufacturing facilities

Automation equipment

Compatible systems

Standard industrial electrical systems

Also known as

Allen Bradley 1489-M3D250 breaker 1489-M3D250 circuit breaker AB 1489-M3D250

Replaces / compatible with

This 25A, 3-pole circuit breaker is suitable for replacing existing units in the Allen-Bradley 1489-M series or comparable industrial applications.

Technical note

Expert tip

The 10 kAIC interrupt rating is adequate for many applications, but should be verified against potential fault currents at the installation site.

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Frequently asked questions

What are the key features of the Allen Bradley 1489-M3D250 circuit breaker?

The Allen Bradley 1489-M3D250 is a 25A, 3-pole, D-curve miniature circuit breaker with a 10 kAIC interrupt rating. It includes features like dual terminals, reversible line/load connections, and DIN rail mounting for installation flexibility.