✅ ABB Emax E2.2 Fixed Part – 2000A – 4-Pole – Withdrawable HR/HR Version – (Part No.: 1SDA073910R1) The ABB 1SDA073910R1 is the fixed part for withdrawable configurations of the ABB Emax E2.2 air circuit breaker. Engineered for 4-pole applications, this unit supports a rated current of 2000A and features HR/HR (High Reliability) interfaces for both primary and secondary connections. It ensures safe and efficient power connection and disconnection during maintenance, system upgrades, or modular replacements. This accessory is ideal for industrial facilities, infrastructure networks, and mission-critical power systems requiring frequent breaker swaps with minimal downtime. Technical Specifications: Part Number: 1SDA073910R1 Model: E2.2 W FP Rated Current (Iu): 2000A Poles: 4P Version: HR/HR – High-reliability contact systems Compatibility: ABB Emax E2.2 Withdrawable ACB Mounting: Electrical panels or switchboard systems Application: High-availability power distribution, maintenance-intensive installations