1SDA072964R1 ABB E2.2B 1600 Ekip Touch LI 4p WMP Air Circuit Breaker 1600 A

Why Choose the ABB E2.2B 1600 Ekip Touch LI 4p WMP Air Circuit Breaker?

The ABB E2.2B 1600 Ekip Touch LI 4p WMP, order code 1SDA072964R1, is a four-pole air circuit breaker (ACB) moving part designed for protection, switching and isolation in low-voltage electrical distribution systems. Part of the ABB SACE Emax 2 series, it combines a 1600 A rated uninterrupted current with advanced electronic protection for industrial, commercial and infrastructure power distribution applications.

This Emax 2 circuit breaker is equipped with the Ekip Touch LI solid-state electronic trip unit, providing long-time overload and instantaneous short-circuit protection. The Ekip Touch platform combines electronic protection with a user-friendly interface, making it well suited to installations requiring straightforward configuration, accurate protection settings and dependable circuit protection.

The E2.2B 1600 provides a rated ultimate short-circuit breaking capacity of 42 kA at 440 V AC and a rated short-time withstand current of 42 kA for 1 s. Its four-pole withdrawable moving-part (WMP) construction is designed for use with the corresponding Emax 2 fixed part, supporting convenient isolation, inspection, servicing and replacement within maintainable switchgear assemblies.

Key Advantages

• Proven ABB SACE Emax 2 air circuit breaker technology for low-voltage power distribution.
• 1600 A rated uninterrupted current for high-current electrical installations.
• Four-pole configuration suitable for three-phase systems requiring neutral switching.
• Ekip Touch LI electronic trip unit provides long-time and instantaneous overcurrent protection.
• 42 kA ultimate short-circuit breaking capacity at 440 V AC.
• 42 kA short-time withstand current for 1 s.
• Touch-based electronic protection interface supports convenient configuration and monitoring.
• Withdrawable construction supports efficient isolation, inspection and maintenance.

Key Features

• ABB SACE Emax 2 E2.2B series.
• 1600 A rated uninterrupted current.
• Four-pole air circuit breaker moving part.
• Ekip Touch LI solid-state electronic protection release.
• Long-time overload and instantaneous short-circuit protection functions.
• 42 kA Icu at 440 V AC.
• 42 kA Icw for 1 s.
• Rated voltage of 690 V AC.
• Long-time protection setting range of 0.4–1 × In.
• Instantaneous protection setting range of 1.5–15 × In.
• Four auxiliary contacts.
• Circuit-breaker open/closed position indication.
• Withdrawable moving-part construction for maintainable power distribution assemblies.

Electronic LI Protection for Low-Voltage Power Distribution

Air circuit breakers such as the ABB Emax 2 E2.2B provide switching, isolation and electronic overcurrent protection for high-current low-voltage distribution circuits. With a 1600 A rated uninterrupted current, 42 kA short-circuit breaking capacity at 440 V AC and 42 kA short-time withstand rating for 1 s, the E2.2B is suited to switchboards and distribution systems requiring dependable high-current circuit protection.

The Ekip Touch LI trip unit provides long-time protection against sustained overloads together with instantaneous protection against severe short circuits. Combined with the withdrawable Emax 2 architecture and touch-based electronic trip technology, these functions make the breaker suitable for installations where reliable protection, convenient configuration, system availability and straightforward maintenance are important.

Typical Applications

• Low-voltage main distribution switchboards.
• Industrial electrical distribution systems.
• Commercial and infrastructure power distribution.
• Main incoming and high-current feeder protection.
• Transformer and installation protection.
• Industrial switchgear and power distribution assemblies.
• Systems requiring adjustable electronic overload and short-circuit protection.
• Withdrawable switchgear installations requiring convenient maintenance and isolation.