ABB 1SDA055872R1 E2N1250PR121/P-LI Circuit Breaker 1250A 3 Pole

The ABB 1SDA055872R1 E2N1250PR121/P-LI Emax2 Circuit Breaker is a high-performance protection device designed for low-voltage power distribution systems. With a rated current of 1250A and 3-pole configuration, this circuit breaker ensures safe, reliable, and efficient protection against overloads, short circuits, and system faults.

Part of the advanced ABB Emax2 series, the E2N1250PR121/P-LI combines intelligent electronic protection with robust engineering, making it ideal for industrial, commercial, and utility applications. Its PR121/P-LI trip unit provides precise monitoring and protection functions, while the withdrawable (WMP) design ensures easy maintenance, replacement, and system flexibility.

Built for global compliance and long operational life, the ABB E2N1250PR121/P-LI is trusted worldwide for critical power distribution needs.

🔹 Product Details

• Brand: ABB

• Part Number: 1SDA055872R1

• Series: Emax2

• Model: E2N1250PR121/P-LI

• Rated Current (In): 1250A

• Poles: 3 Pole

• Type: Air Circuit Breaker (ACB), Withdrawable (WMP)

• Trip Unit: PR121/P-LI for advanced protection & monitoring

• Application: Industrial plants, commercial buildings, data centers, utilities

🔹 Key Features

• High Breaking Capacity: Ensures reliable protection for demanding power networks.

• 3-Pole Design: Suitable for standard low-voltage distribution systems.

• Intelligent Protection: PR121/P-LI trip unit for accurate fault detection & system safety.

• Withdrawable Version (WMP): Easy installation, testing, and replacement without major downtime.

• Global Standards: Designed and tested to meet IEC requirements for safety & reliability.

👉 In summary:
The ABB 1SDA055872R1 E2N1250PR121/P-LI is a 1250A, 3-pole withdrawable air circuit breaker from the Emax2 series, offering advanced protection, flexibility, and performance for modern power distribution systems.