1SDA072135R1 ABB E1.2B 1000 Ekip Touch LSI 3p WMP Air Circuit Breaker

Why Choose the ABB E1.2B 1000 Ekip Touch LSI 3p WMP Air Circuit Breaker?

The ABB E1.2B 1000 Ekip Touch LSI 3p WMP, order code 1SDA072135R1, is a compact air circuit breaker (ACB) moving part from the ABB SACE Emax 2 series, designed for switching and protection in low-voltage power distribution systems. With a rated uninterrupted current of 1000 A, three-pole construction and ABB's Ekip Touch electronic trip technology, it provides dependable protection for industrial, commercial and infrastructure electrical installations.

The Ekip Touch LSI electronic trip unit provides long-time overload, short-time delayed short-circuit and instantaneous short-circuit protection. Its touchscreen interface supports intuitive configuration and access to protection information, while the short-time function provides additional flexibility for selective coordination between upstream and downstream protective devices.

The 1SDA072135R1 is the withdrawable moving part (WMP) of the Emax 2 E1.2 circuit breaker system and is designed for use with the corresponding fixed part. The E1.2B performance level 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, combining compact construction with dependable fault protection and convenient maintainability.

Key Advantages

• Compact 1000 A Emax 2 air circuit breaker moving part for low-voltage power distribution.
• Three-pole construction for three-phase AC electrical networks.
• Ekip Touch LSI electronic trip unit provides adjustable overload and short-circuit protection.
• Long-time, short-time and instantaneous protection functions support effective protection coordination.
• 42 kA ultimate short-circuit breaking capacity at 440 V AC.
• 42 kA short-time withstand current for 1 s supports selective distribution system design.
• Touchscreen interface provides convenient access to protection settings and breaker information.
• Withdrawable moving-part design facilitates isolation, inspection and maintenance when used with the corresponding fixed part.

Key Features

• ABB SACE Emax 2 E1.2B series.
• 1000 A rated uninterrupted current.
• Three-pole construction.
• Ekip Touch LSI electronic trip unit.
• Long-time overload protection.
• Short-time delayed short-circuit protection.
• Instantaneous short-circuit protection.
• Touchscreen interface for protection configuration and monitoring.
• Long-time protection adjustable from 0.4–1 × In.
• 42 kA Icu at 440 V AC.
• 42 kA Icw for 1 s.
• Withdrawable moving part for integration with the corresponding Emax 2 fixed part.
• Compact E1.2 frame for space-efficient low-voltage switchgear.

Advanced Selective Protection for Low-Voltage Distribution

Air circuit breakers such as the ABB SACE Emax 2 E1.2B provide switching, isolation and protection for low-voltage electrical distribution circuits. The compact E1.2 architecture combines substantial fault-clearing capability with a withdrawable construction, allowing the breaker moving part to be disconnected from its corresponding fixed part for inspection, servicing or replacement.

The Ekip Touch LSI electronic trip unit combines adjustable long-time overload, short-time delayed short-circuit and instantaneous short-circuit protection. The short-time function provides additional flexibility for selective coordination, while the touchscreen interface simplifies access to protection settings and operating information for modern power distribution applications.

Typical Applications

• Low-voltage power distribution switchboards.
• Industrial electrical distribution systems.
• Commercial building power distribution.
• Manufacturing and process installations.
• Incoming and feeder circuit protection.
• Three-phase circuits requiring 1000 A rated protection.
• Distribution systems requiring LSI protection and selective coordination.
• Applications requiring touchscreen-configurable electronic protection.
• Withdrawable switchgear requiring convenient isolation and maintenance.