✅ ABB Emax E2.2 Fixed Part – 2500A – 3-Pole – Withdrawable HR/HR Version – (Part No.: 1SDA073911R1) The ABB 1SDA073911R1 is the fixed portion of the Emax E2.2 withdrawable air circuit breaker system. Designed for 3-pole applications with a 2500A rated current, this base unit is equipped with HR/HR (High Reliability) primary and secondary contacts to ensure maximum safety and performance. It allows for seamless insertion and removal of the E2.2 breaker, supporting high-current industrial environments and critical applications that demand quick maintenance with minimal disruption. Ideal for use in power distribution panels, substations, and automation systems. Technical Specifications: Part Number: 1SDA073911R1 Model: E2.2 W FP Rated Current (Iu): 2500A Poles: 3P Version: HR/HR – High-reliability connections Compatibility: ABB Emax E2.2 Withdrawable ACB Mounting: Panel/switchgear system integration Application: Heavy-duty industrial and utility electrical systems