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WEIDMULLER BR3D4AC Thermal Magnetic Circuit Breaker

The WEIDMULLER BR3D4AC is a DIN-Rail mounted thermal magnetic miniature circuit breaker engineered for AC or DC branch circuit protection. These circuit breakers are proven solutions to protect your wires and cables from application or device malfunctions. They are suitable for protecting circuit cables as well as motors, generators, and transformers, and provide additional protection for computers, industrial process control systems, and power supplies. Consider voltage rating, interrupting capacity, current rating, frequency, and environmental conditions when selecting this breaker.

Authorized Distributors
Source:Newark
Part No:BR3D4AC
Stock:76
Inv Date:06-11-2026
Price: Unit price: $63.53
Buy/RFQ:

WEIDMULLER BR3D4AC Thermal Magnetic Circuit Breaker Specifications:

  • Series: BR/SUxxxUC
  • Standards: UL 489, UL 1077
  • Application: AC/DC Branch Circuit Protection
  • Mounting: DIN-Rail
  • Poles: 1-3
  • Current Rating: 1-63 Amps
  • Wire Size: ≤35mm²
  • Operating Cycles: Mechanically 20,000, Electrically 6,000
  • IP Rating: IP20
  • Ambient Temperature: -35°C ... 70°C

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Frequently Asked Questions

Where can I buy WEIDMULLER BR3D4AC?

You can click on the BUY or RFQ button to purchase BR3D4AC from an authorized WEIDMULLER distributor.

How do I troubleshoot issues or seek technical support for part BR3D4AC?

You can download the BR3D4AC datasheet or visit the WEIDMULLER website for support.

Who is the manufacturer of BR3D4AC?

WEIDMULLER

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