1SDA072864R1 ABB E1.2N 1600 Ekip Touch LI 4P WMP Air Circuit Breaker

Why Choose the ABB E1.2N 1600 Ekip Touch LI 4p WMP Air Circuit Breaker?

The ABB E1.2N 1600 Ekip Touch LI 4p WMP, order code 1SDA072864R1, is a high-performance four-pole air circuit breaker moving part from the ABB SACE Emax 2 range. Designed for low-voltage AC power distribution, it combines a 1600 A rated current with the advanced Ekip Touch LI electronic trip unit for dependable overload and instantaneous short-circuit protection.

This E1.2N breaker is the withdrawable moving-part version and is engineered for installations where maintainability, protection performance and continuity of service are important. The Ekip Touch LI release provides electronic long-time and instantaneous protection, while the breaker is supplied with four auxiliary contacts and circuit-breaker open/closed position indication.

With a 690 V AC rated operational voltage, 1000 V AC insulation voltage and N short-circuit performance level, the E1.2N platform is suitable for demanding industrial and commercial distribution systems. Its four-pole configuration provides switching and protection across all four conductors, with the neutral pole rated at 100% of the phase current.

Key Advantages

• High-performance ABB SACE Emax 2 air circuit breaker for low-voltage power distribution.
• 1600 A rated uninterrupted current for high-current distribution applications.
• Advanced Ekip Touch LI electronic trip unit provides long-time and instantaneous protection.
• Four-pole configuration with 100% neutral pole current capability.
• Withdrawable moving-part design supports maintainability and service continuity.
• N performance level with up to 66 kA ultimate short-circuit breaking capacity at 400–440 V AC.
• Suitable for AC systems with rated operational voltage up to 690 V AC.
• Supplied with four auxiliary contacts and open/closed breaker position indication.

Key Features

• ABB SACE Emax 2 E1.2N air circuit breaker moving part.
• 1600 A rated current.
• 4-pole configuration.
• Ekip Touch LI solid-state electronic release.
• LI protection functions for long-time overload and instantaneous short-circuit protection.
• 690 V AC rated operational voltage.
• 1000 V AC rated insulation voltage.
• 12 kV rated impulse withstand voltage.
• Rated short-time withstand current of 50 kA for 1 s and 30 kA for 3 s.
• Mechanical durability of 20,000 operating cycles.
• Suitable for IT networks up to 690 V.

Reliable Protection for Low-Voltage Power Distribution

Air circuit breakers such as the ABB SACE Emax 2 protect high-current electrical distribution systems against damaging overcurrents and short circuits. The Ekip Touch LI electronic release continuously monitors current and provides configurable long-time overload and instantaneous short-circuit protection, helping safeguard cables, switchgear and connected electrical equipment.

The E1.2N platform combines high breaking performance with a compact frame and withdrawable architecture. This makes the 1SDA072864R1 particularly suitable for switchboards where reliable protection, straightforward maintenance and rapid breaker servicing are required in industrial, infrastructure and commercial power-distribution installations.

Typical Applications

• Low-voltage main distribution switchboards.
• Industrial power distribution systems.
• Commercial and infrastructure electrical installations.
• Transformer and installation protection.
• Manufacturing and process plant switchgear.
• Power distribution systems requiring four-pole switching.
• IT network applications up to 690 V.