The ABB SACE PR121.2 E2B 20 2000A is a high-performance air circuit breaker (ACB) designed to provide advanced protection, monitoring, and control for low-voltage power distribution systems in industrial, commercial, and infrastructure applications. Built as part of the renowned Emax series, this breaker combines robust mechanical reliability with intelligent electronic protection to ensure maximum system uptime and safety.

Featuring a rated current of 2000A, the E2B frame size is engineered to handle demanding electrical loads while maintaining precise protection against overloads, short circuits, and ground faults. The integrated PR121.2 electronic trip unit offers configurable protection functions, accurate measurement capabilities, and communication readiness, enabling operators to optimize system performance and energy management.

The breaker’s modular design supports easy installation, maintenance, and upgrades, making it suitable for switchgear panels, power distribution boards, motor control centers, and critical power systems such as data centers, manufacturing plants, marine installations, and utility networks. With its durable construction and compliance with international standards, the sace e2b 20 ensures dependable operation even in harsh environments.

Advanced features such as event logging, fault diagnostics, and optional communication modules allow seamless integration into automation and building management systems, providing real-time monitoring and improved operational efficiency. Safety is further enhanced through reliable arc-extinguishing technology and mechanical endurance tested for long service life.

Overall, the ABB SACE PR121.2 E2B 20 2000A air circuit breaker delivers a powerful combination of protection intelligence, operational reliability, and flexibility, making it an ideal choice for modern low-voltage power distribution systems that demand high performance and long-term dependability.

ABB Sace PR121.2

ABB Sace PR121.2 E2B 20 2000A