1SDA060863R1 ABB E3V-A 800 PR122/P-LI 800 A 3-Pole Fixed Air Circuit Breaker

Why Choose the ABB 1SDA060863R1 E3V-A 800 Air Circuit Breaker?

The ABB 1SDA060863R1 is a high-performance E3V-A 800 air circuit breaker (ACB) designed for protection and switching in demanding low-voltage power distribution systems. As part of the established ABB SACE Emax series, this three-pole fixed circuit breaker combines an 800 A rated current with the advanced PR122/P electronic overcurrent release for dependable protection of industrial electrical installations.

The breaker is equipped with an ABB PR122/P electronic trip unit with LI protection functions, providing long-time overload and instantaneous short-circuit protection. Its fixed configuration incorporates horizontal rear terminals, while four auxiliary contacts and open/closed position indication support integration with switchboard monitoring and control systems.

With its E3V-A performance level, three-pole construction and 800 A frame rating, the 1SDA060863R1 is engineered for applications requiring particularly high fault interruption capability. The E3V-A 800 platform provides a 125 kA short-circuit current rating at 480 V and a short-time withstand current of 85 kA, making it suitable for demanding industrial power distribution duties.

Key Advantages

• High-performance 800 A air circuit breaker for demanding power distribution applications.
• PR122/P electronic trip unit for advanced electronic circuit protection.
• LI protection functions provide long-time overload and instantaneous short-circuit protection.
• Three-pole fixed configuration for permanent switchboard installation.
• Horizontal rear terminals for connection within compatible switchgear assemblies.
• High 125 kA short-circuit current rating at 480 V.
• Includes four auxiliary contacts and open/closed position indication.

Key Features

• ABB SACE Emax E3V-A 800 air circuit breaker.
• 800 A rated current.
• 3-pole configuration.
• Fixed circuit-breaker execution.
• Horizontal rear terminals.
• PR122/P electronic overcurrent release.
• LI protection for overload and instantaneous short-circuit faults.
• 125 kA short-circuit current rating at 480 V.
• 85 kA short-time withstand current.
• Four auxiliary contacts with open/closed position indication.

Reliable Protection for High-Fault-Level Power Distribution

Air circuit breakers such as the ABB E3V-A 800 provide switching and protection for high-current low-voltage distribution circuits. Their ability to interrupt substantial fault currents makes them suitable for incoming, feeder and distribution duties where electrical system safety, selectivity and continuity of service are important.

The PR122/P electronic trip unit continuously monitors circuit current and initiates breaker operation when configured protection thresholds are exceeded. Combined with the high breaking capability of the E3V-A platform, the 1SDA060863R1 provides dependable protection for industrial switchboards and other installations with demanding prospective fault levels.

Typical Applications

• Low-voltage main distribution switchboards.
• Industrial power distribution systems.
• Incoming and feeder circuit protection.
• Manufacturing and process plant electrical systems.
• Commercial and infrastructure power distribution.
• High-fault-level switchgear and distribution assemblies.