1SDA055768R1 ABB E1N 1600 PR121/P-LI In=1600A 4p F HR

The ABB 1SDA055768R1 is a SACE Emax E1N 1600 PR121/P-LI circuit breaker designed to ensure reliable protection and control in high-capacity power systems. Below are its main details:

Product Overview:

• Type: SACE Emax E1N Circuit Breaker
• Rated Current (In): 1600A
• Poles: 4-pole
• Configuration: Fixed type with rear horizontal terminals
• Protection Unit: PR121/P-LI, providing basic overcurrent protection (Long-time and Instantaneous functions).
• Auxiliary Features:
  • 4 auxiliary contacts for status indication
  • Position indicator for open/closed states

Features:

• High Current Capacity: Rated for 1600A, suitable for large industrial and commercial power systems.
• Overcurrent Protection: The PR121/P-LI unit safeguards against overloads and short circuits, enhancing equipment and system reliability.
• Ease of Installation: Rear horizontal terminals streamline integration into electrical panels.
• Safety and Monitoring: Auxiliary contacts and position indicators provide enhanced system visibility and control.

This circuit breaker is ideal for medium to large-scale applications where robust overcurrent protection and operational safety are critical.