March 25, 2025 BY

ABB DA501 Technical Specifications

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ABB DA501: Revolutionizing Circuit Breaker Technology

Introduction: Powering Modern Electrical Engineering Solutions

In today’s rapidly evolving industrial landscape, the ABB DA501 modular circuit breaker stands as a cornerstone of reliable power distribution systems. As factories and smart grid applications demand higher efficiency, this advanced protection device enables engineers to optimize energy management while maintaining rigorous safety standards. Its innovative design addresses critical challenges in both conventional infrastructure and renewable energy installations.

Technical Specifications: Precision Engineering Meets IEC 60947-2 Compliance

  • Breaking Capacity: 50kA at 415V AC
  • Rated Current: 16-630A (adjustable)
  • Voltage Rating: 690V AC / 250V DC
  • Standards Compliance: IEC 60947-2, IEC 60898
  • Mechanical Endurance: 20,000 operations

The DA501’s modular breaker design allows seamless integration with existing power distribution systems, significantly reducing installation time. Moreover, its compact footprint enables space optimization in control panels – a crucial advantage for industrial automation projects with spatial constraints.

Application Areas: Driving Industrial Efficiency Optimization

Industrial Automation

Manufacturing plants leverage the DA501’s rapid trip response (≤20ms) to protect sensitive automation equipment from voltage fluctuations. Food processing facilities particularly benefit from its IP20-rated enclosure that resists particulate contamination.

Renewable Energy Systems

Solar farms and wind turbine installations utilize the breaker’s DC current interruption capabilities to safeguard inverters and battery storage systems. Its wide temperature tolerance (-25°C to +70°C) ensures reliable operation in extreme environmental conditions.

As power distribution requirements grow more complex, the ABB DA501 continues to set benchmarks in circuit breaker technology. From smart grid applications to mission-critical industrial automation systems, this device delivers unmatched protection while supporting sustainable energy transitions worldwide.