1SDA055978R1 ABB E2S 1250 PR121/P-LSIG In=1250A 4p W MP

The ABB 1SDA055978R1 E2S 1250 PR121/P-LSIG is a high-performance moving part designed for the SACE Emax series circuit breakers, specifically engineered for robust overcurrent protection in industrial applications. This component is rated for 1250A and features a four-pole (4P) configuration, making it suitable for various power management needs.

Key Product Details:

• Model: ABB E2S 1250 PR121/P-LSIG
• Current Rating: 1250A (Amperes)
• Poles: 4-pole (4P) configuration, ideal for balanced three-phase systems.
• Protection Unit:
  • PR121/P-LSIG Overcurrent Release: This advanced unit provides comprehensive protection, including Long-Time, Short-Time, Instantaneous, and Ground Fault (LSIG) capabilities. It safeguards against a wide range of fault conditions, enhancing system reliability and safety.
  • The adjustable settings allow for tailored configurations to meet specific operational requirements, ensuring effective protection for critical circuits.
• Auxiliary Contacts:
  • Fitted with 4 auxiliary contacts that facilitate seamless integration with automation and control systems.
  • These contacts provide clear status indicators (open/closed) for the circuit breaker, ensuring quick verification of its operational state and supporting safe management practices.

Applications:

The ABB E2S 1250 PR121/P-LSIG moving part is well-suited for high-demand industrial and commercial environments where reliable overcurrent protection is essential. Typical applications include power distribution systems, manufacturing plants, and critical infrastructure requiring dependable circuit protection and monitoring.

Additional Benefits:

• Modular Compatibility: Designed for easy integration with other components in the ABB SACE Emax series, supporting flexible and efficient power distribution configurations.
• Quality and Reliability: Constructed to meet ABB’s high standards, ensuring long-lasting performance and safety in demanding applications.

The ABB 1SDA055978R1 E2S 1250 PR121/P-LSIG is a robust and versatile solution for effective circuit protection, offering advanced monitoring features and reliable management for high-capacity industrial applications.