1SDA055767R1 ABB E1N 1600 PR123/P-LSIG In=1600A 3p F HR

The ABB 1SDA055767R1 SACE Emax 1600A circuit breaker:

• Model: 1SDA055767R1
• Series: SACE Emax 1600A
• Type: Three-pole fixed circuit breaker with overcurrent release
• Current Rating: 1600A
• Terminals: Rear horizontal terminals (HR)
• Overcurrent Release: PR123/P-LSIG (adjustable with selective time lag and instantaneous protection)
• Auxiliary Contacts: 4 auxiliary contacts for additional monitoring and signaling
• Breaker Position: Can be set to either open or closed position for safe circuit isolation
• Overcurrent Protection: The PR123/P-LSIG release provides:
  • Long-time protection (for overload conditions)
  • Short-time protection (adjustable time delay)
  • Instantaneous protection (for quick disconnection during short circuits)
  • Selective protection (customizable time delays for better coordination with downstream protection devices)
• Functionality: The breaker combines overcurrent protection with a switch-disconnector, allowing for safe isolation of circuits during maintenance or fault conditions.
• Design: Fixed installation, ideal for integration into large-scale industrial applications, including electrical distribution panels, motor control centers, and power distribution networks.
• Application: Suitable for critical industrial and commercial applications where high-power protection is required, including machinery, power generation, and large electrical grids.
• Energy Efficiency: Engineered to minimize power losses during operation, enhancing the overall energy efficiency of electrical systems.
• Durability: Designed for high reliability and long-term performance in harsh industrial environments.
• Customization: Adjustable protection settings allow for precise coordination with other protection devices and system requirements, improving overall system protection.
• Safety Features: Provides rapid disconnection in the event of faults, ensuring the safety of both equipment and personnel.

The ABB 1SDA055767R1 is highly suitable for use in industrial settings requiring reliable protection, flexibility in system control, and robust safety features. It is commonly found in power distribution, automation systems, and high-demand electrical infrastructure where both protection and operational efficiency are critical.