1SDA056786R1 ABB E4S 4000 PR121/P-LSIG In=4000A 3p F HR

The 1SDA056786R1 ABB E4S 4000 PR121/P-LSIG In=4000A 3p F HR is an industrial-grade circuit breaker from ABB’s SACE Emax series, designed for large-scale power protection applications. Here are its main features:

• Rated Current (In): 4000 A
• Pole Configuration: 3-pole, optimized for three-phase systems
• Type: Fixed installation, providing stability in permanent setups
• Terminal Type: Rear terminals for efficient and secure connections
• Overcurrent Release: PR121/P-LSIG, offering comprehensive protection against overloads, short circuits, and ground faults with enhanced sensitivity and selectivity
• Auxiliary Contacts: Includes 4 auxiliary contacts for additional monitoring, signaling, or control functions
• Breaker Position: Operates in open and closed positions for versatile circuit control
• Mounting Orientation: Horizontal (HR), designed for specific industrial setup requirements
• Application: Ideal for high-capacity industrial environments needing reliable protection against multiple fault types

The PR121/P-LSIG release ensures advanced, customizable protection, while auxiliary contacts provide enhanced monitoring capabilities, making this breaker suitable for critical, high-power installations.