1SDA056410R1 ABB - E3H1600PR121/P-LSIGIN=1600A4PFHR

The 1SDA056410R1, also known as the ABB E3H 1600 PR121/P-LSIG In=1600A 4p F HR, is a high-performance circuit breaker designed for robust electrical protection. It falls under the E3 series, known for their reliability and advanced features. This particular model has a rated current (In) of 1600 Amperes, making it suitable for high-power applications. The '4p' designation indicates that it is a four-pole breaker, designed to protect all four conductors in a three-phase system, including the neutral. The PR121/P trip unit offers comprehensive protection functions, including Long-time, Short-time, Instantaneous, and Ground fault protection (LSIG). These protection functions ensure that the circuit breaker can respond effectively to various fault conditions. The 'F HR' likely refers to its fixed thermal and hydraulic release settings, providing a pre-determined response to overloads and short circuits. It is commonly used in industrial and commercial settings to protect electrical equipment and prevent damage from electrical faults. ABB is a reputable manufacturer known for producing high-quality and reliable circuit breakers.