1SDA072868R1 ABB E1.2N 1600 Ekip Hi-Touch LSI 4p WMP Air Circuit Breaker

Why Choose the ABB 1SDA072868R1 E1.2N 1600 Ekip Hi-Touch LSI 4p WMP Air Circuit Breaker?

The ABB 1SDA072868R1 is a high-performance SACE Emax 2 E1.2N four-pole air circuit breaker moving part designed for protection, switching and monitoring in demanding low-voltage electrical distribution systems. Rated at 1600 A, this withdrawable breaker combines ABB's compact E1.2 frame with the advanced Ekip Hi-Touch LSI electronic protection release.

The Ekip Hi-Touch LSI release provides long-time (L), short-time (S) and instantaneous (I) protection against overload and short-circuit conditions. The Hi-Touch platform also incorporates advanced measurement functionality, including Ekip Measuring Pro and Network Analyzer capabilities, together with a touchscreen interface for configuration and access to electrical information.

With a rated ultimate short-circuit breaking capacity of 66 kA at 400–440 V AC and 50 kA at 500–690 V AC, the E1.2N provides substantial fault-interruption performance. Its four-pole withdrawable moving-part (WMP) construction supports maintainable switchboard designs for industrial, commercial and infrastructure power-distribution applications.

Key Advantages

• High-performance ABB SACE Emax 2 E1.2N air circuit breaker.
• 1600 A rated uninterrupted current for demanding low-voltage distribution systems.
• Four-pole configuration with 100% neutral pole current capability.
• Ekip Hi-Touch LSI electronic release with advanced protection and measurement functionality.
• Long-time, short-time and instantaneous protection against overloads and short circuits.
• 66 kA ultimate short-circuit breaking capacity at 400–440 V AC.
• Withdrawable moving-part design supports efficient servicing and switchboard maintenance.

Key Features

• ABB SACE Emax 2 E1.2N frame.
• 1600 A rated uninterrupted current (Iu).
• Four-pole air circuit breaker configuration.
• Ekip Hi-Touch LSI electronic protection release.
• Long-time, short-time and instantaneous protection functions.
• 66 kA Icu at 400–440 V AC.
• 50 kA Icu at 500–690 V AC.
• 50 kA short-time withstand current for 1 s.
• Integrated Ekip Measuring Pro and Network Analyzer functionality.
• Touchscreen interface for configuration and electrical information.
• Withdrawable moving-part construction for Emax 2 switchgear systems.

Advanced Protection and Monitoring for Power Distribution

Air circuit breakers such as the ABB SACE Emax 2 E1.2N provide high-current switching and protection for low-voltage distribution networks. The Ekip Hi-Touch LSI electronic release combines long-time overload, short-time delayed short-circuit and instantaneous short-circuit protection, helping safeguard cables, switchgear and connected equipment while supporting coordinated electrical protection strategies.

The Ekip Hi-Touch platform extends protection with advanced measurement and power-quality monitoring capabilities. Combined with the Emax 2 withdrawable architecture and high E1.2N short-circuit performance, the 1SDA072868R1 provides a versatile solution for critical switchboards where protection, monitoring, serviceability and continuity of operation are important.

Typical Applications

• Low-voltage main distribution switchboards.
• Industrial power distribution systems.
• Commercial and infrastructure electrical distribution.
• Transformer secondary protection and switching.
• Generator and utility distribution systems.
• Manufacturing and process plant switchgear.