A-B 1489-M1C020 Miniature Circuit Breaker

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• A-B 1489-M1C020 Miniature Circuit Breaker

  Product Overview

  • Brand: Allen-Bradley / Rockwell Automation

  • Model: 1489-M1C020

  • Product Type: Miniature Circuit Breaker (MCB)

  • Series: Bulletin 1489-M

  • Rated Current: 2 A

  • Poles: 1-Pole

  • Trip Curve: C

  • Protection Type: Thermal-Magnetic

  • Mounting: 35 mm DIN Rail

  • Lifecycle Status: Active

  Key Technical Specifications

  • Rated AC Voltage: Up to 277 VAC (UL/CSA); 230 VAC (IEC)

  • Rated DC Voltage: Up to 48 VDC

  • Rated Frequency: 50/60 Hz

  • Trip Characteristic: C Curve (5–10 × rated current)

  • Interrupting Capacity: Up to 10 kA under UL 489 ratings; application-specific IEC ratings may differ

  • Protection Degree: IP20 at terminals/front; IP40 inside an enclosure

  Advantages & Features

  • Compact design for industrial control panels

  • Thermal-magnetic overcurrent protection

  • C-curve characteristics for suitable inductive loads

  • DIN-rail mounting for convenient installation

  • Designed for branch-circuit protection

  Applications

  • Industrial automation systems

  • Control panels and electrical cabinets

  • PLC and control-circuit protection

  • Industrial machinery

  • Power distribution systems

  Important Notes

  • Verify voltage, current, interrupting capacity, and applicable certification before installation.

  • Select the breaker according to the load and local electrical requirements.

  • Installation should be performed by qualified personnel.

• • • • • • • .The structure and details of the product：

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