The ABB 1SDA055983R1 E2S 1250 PR123/P-LSIG:

Key Information:

• Model: ABB E2S 1250 PR123/P-LSIG
• Part Number: 1SDA055983R1
• Current Rating: 1250A (Amperes)
• Configuration: Four-pole (4P)
• Type: Moving part for circuit breaker in the SACE Emax series

Protection Features:

• Overcurrent Release Type:
  • PR123/P-LSIG: This release provides comprehensive protection against overcurrent conditions with functionalities including:
    • Long-Time Protection: For sustained overload conditions.
    • Short-Time Protection: For transient overload conditions.
    • Instantaneous Protection: To respond immediately to severe overloads.
    • Ground Fault Protection: For detecting earth faults and enhancing safety.

Auxiliary Contacts:

• Fitted with 4 Auxiliary Contacts:
  • These contacts facilitate easy integration with monitoring and control systems, providing real-time feedback on the circuit breaker’s operational status (open/closed).

Applications:

The ABB E2S 1250 PR123/P-LSIG is designed for use in industrial and commercial applications, ideal for systems that require robust overcurrent protection and reliable performance in high-capacity electrical environments.

Additional Benefits:

• Modular Design: The component seamlessly integrates with other devices in the ABB SACE Emax series, allowing for flexible configurations in power distribution systems.
• Durable Construction: Built to ABB’s stringent quality standards, ensuring long-lasting performance in demanding applications.

Summary:

The ABB 1SDA055983R1 E2S 1250 PR123/P-LSIG is a vital moving part for circuit breakers that provides essential overcurrent protection features and efficient monitoring capabilities, making it a reliable choice for managing high electrical loads in various applications.