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Allen Bradley

Allen Bradley 1492-SP3D200 3-Pole Miniature Circuit Breaker

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ManufacturerAllen Bradley

Part number1492-SP3D200

Part Number 1492-SP3D200

Poles 3

Amperage 20A

Voltage 480Y/277 VAC

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Veteran-owned

CAGE: 9NK75

3-Pole configuration 20A current rating D-trip characteristic for inductive loads Suitable for DIN rail mounting High magnetic trip range Thermal magnetic trip unit

Product description

The Allen Bradley 1492-SP3D200 is a 3-pole miniature circuit breaker rated at 20 Amps and 480V. It features D-trip characteristics, designed for highly inductive loads, with a magnetic trip range of 10-20 times the rated current. This breaker is suitable for DIN rail mounting and offers robust overcurrent protection.

This circuit breaker is ideal for applications with high inrush currents, such as motor starting circuits, transformer protection, and other highly inductive loads commonly found in industrial automation systems.

Stanlo Automation is your trusted source for the Allen Bradley 1492-SP3D200. As a veteran-owned distributor, we ensure you receive quality surplus parts for your industrial automation needs.

Technical specifications

Part Number	1492-SP3D200
Poles	3
Amperage	20A
Voltage	480Y/277 VAC
Magnetic Trip Range	10-20 In (Trip Curve D)
Mounting	DIN Rail
Type	Miniature Circuit Breaker (MCB)

Common applications

Motor Starting Circuits

Transformer Protection

Highly Inductive Loads

Industrial Automation

Control Panels

Compatible systems

Compatible with standard DIN rail mounting systems in industrial control panels and automation equipment.

Also known as

Bulletin 1492 SP3D200 AB 1492-SP3D200

Replaces / compatible with

This breaker is part of the Allen-Bradley 1492 series. It can replace older 1492-SP3D200 models or other 20A, 3-pole breakers with similar D-curve characteristics.

Technical note

Expert tip

The 1492-SP3D200, with its D-curve, is best applied where significant motor starting currents or transformer energization transients are expected.

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Frequently asked questions

What is the magnetic trip range for the Allen Bradley 1492-SP3D200 circuit breaker?

The Allen Bradley 1492-SP3D200 circuit breaker has a magnetic trip range of 10-20 times its rated current. This characteristic makes it suitable for applications with high inrush currents typical of inductive loads.