1SDA055706R1 ABB E1N 800 PR121/P-LSIG In=800A 4p F HR

The 1SDA055706R1 ABB E1N 800 PR121/P-LSIG In=800A 4p F HR is a high-performance circuit breaker from ABB’s SACE Emax series, specifically designed to provide reliable overcurrent protection for industrial electrical systems. Here are its key specifications:

• Rated Current (In): 800 A
• Pole Configuration: 4-pole, suitable for systems requiring a neutral conductor (four-phase systems)
• Installation Type: Fixed installation, providing stability for permanent electrical setups
• Terminal Type: Rear terminals for secure and efficient electrical connections
• Overcurrent Release: PR121/P-LSIG, designed for advanced protection against overcurrent, short circuits, and ground faults with high selectivity and sensitivity
• Auxiliary Contacts: Equipped with 4 auxiliary contacts, allowing for additional control, monitoring, and signaling functions
• Breaker Position: Can operate in both open and closed positions for flexible circuit control
• Mounting Orientation: Horizontal (HR), suitable for specific panel configurations in industrial environments
• Application: Ideal for high-power industrial systems where reliable protection against overcurrent is essential

The PR121/P-LSIG release ensures enhanced protection, while the auxiliary contacts enable better monitoring and system integration. This circuit breaker is designed for applications demanding high safety and performance standards in electrical protection.