✅ ABB Emax E4.2 Fixed Part – 3200A – 4-Pole – Withdrawable HR/HR Version – (Part No.: 1SDA073914R1) The ABB 1SDA073914R1 is a fixed installation base tailored for the Emax E4.2 4-pole withdrawable air circuit breaker. Designed to handle up to 3200A of continuous current, it is equipped with HR/HR (High-Reliability) terminals for dependable connection performance. This unit supports rapid insertion and removal of breakers without compromising contact integrity, ideal for systems that require frequent maintenance, high uptime, or critical load isolation. Its modular layout supports integration into both utility and industrial-grade switchboards. Technical Specifications: Part Number: 1SDA073914R1 Model: E4.2 W FP Rated Current (Iu): 3200A Poles: 4P Version: HR/HR – High-Reliability Contact Set Compatibility: ABB Emax E4.2 Withdrawable ACB Mounting: Fixed base, panel-mounted Application: Power distribution panels, substations, mission-critical electrical networks