1SDA073309R1 ABB E6.2H/f 4000 Ekip Hi-Touch LSIG 4p WMP Air Circuit Breaker

Why Choose the ABB E6.2H/f 4000 Ekip Hi-Touch LSIG 4p WMP Air Circuit Breaker?

The ABB E6.2H/f 4000 Ekip Hi-Touch LSIG 4p WMP, order code 1SDA073309R1, is a high-performance four-pole air circuit breaker moving part from the ABB SACE Emax 2 range, designed for protection, switching and isolation in demanding high-current low-voltage electrical distribution systems. With a rated uninterrupted current of 4000 A and an advanced Ekip Hi-Touch LSIG electronic trip unit, it provides comprehensive long-time overload, short-time selective short-circuit, instantaneous short-circuit and earth-fault protection.

As part of the ABB Emax 2 E6.2H/f full-size series, this breaker combines high fault-breaking performance with sophisticated protection, measurement and monitoring capabilities. The Ekip Hi-Touch platform provides an intuitive touchscreen interface and advanced functionality for managing critical electrical networks, while the LSIG protection package enables comprehensive coordination and protection of high-value distribution equipment.

With a rated current of 4000 A, a rated operational voltage of up to 690 V AC and a rated ultimate short-circuit breaking capacity of 100 kA at 415 V AC and 690 V AC, the E6.2H/f 4000 is engineered for demanding power distribution applications. Its withdrawable moving-part configuration supports efficient maintenance and replacement when installed with the appropriate ABB Emax 2 fixed part.

Key Advantages

• High-capacity 4000 A four-pole air circuit breaker for demanding low-voltage distribution systems.
• Ekip Hi-Touch LSIG electronic trip unit provides comprehensive overload, short-circuit and earth-fault protection.
• 100 kA rated ultimate short-circuit breaking capacity at 415 V AC and 690 V AC.
• Advanced Hi-Touch platform supports sophisticated protection, measurement and monitoring functions.
• Adjustable protection settings support effective selectivity and coordination within complex electrical networks.
• Withdrawable moving-part design facilitates inspection, servicing and replacement.
• Four auxiliary contacts and a trip signalling contact support integration with switchboard control systems.
• Part of the proven ABB SACE Emax 2 air circuit breaker platform.

Key Features

• ABB SACE Emax 2 E6.2H/f full-size air circuit breaker.
• 4000 A rated uninterrupted current.
• Four-pole (4P) configuration.
• Ekip Hi-Touch LSIG electronic protection release.
• Long-time (L) overload protection.
• Short-time (S) selective short-circuit protection.
• Instantaneous (I) short-circuit protection.
• Earth-fault (G) protection.
• 690 V AC rated operational voltage.
• 100 kA short-circuit breaking capacity at 415 V AC and 690 V AC.
• 100 kA short-time withstand current for 1 s.
• Adjustable overload protection from 1600–4000 A.
• Adjustable short-time short-circuit protection from 2400–40000 A.
• Touchscreen interface for protection configuration and operating information.
• Four auxiliary contacts supplied as standard.
• Trip signalling contact supplied as standard.
• Withdrawable moving part (WMP) configuration.

Advanced LSIG Protection for Critical Power Distribution

Air circuit breakers such as the ABB Emax 2 E6.2H/f provide switching, isolation and electrical protection for high-current low-voltage distribution systems. The combination of a 4000 A current rating, 100 kA fault-breaking capability and high short-time withstand performance makes this breaker particularly suitable for main incomers, transformer secondary circuits, bus couplers and major outgoing feeders in critical switchboards.

The Ekip Hi-Touch LSIG electronic trip unit provides configurable long-time, short-time, instantaneous and earth-fault protection, enabling comprehensive protection and coordination within complex electrical networks. Its advanced interface and monitoring capabilities support modern power-management requirements, while the Emax 2 withdrawable architecture facilitates maintenance in installations where availability and service continuity are priorities.

Typical Applications

• Main incomers in high-current low-voltage switchboards.
• Industrial power distribution systems.
• Transformer secondary protection.
• Bus couplers and bus-tie circuit breaker applications.
• Data centres and critical power infrastructure.
• Large commercial buildings and infrastructure facilities.
• Manufacturing plants and process industries.
• Utility and energy distribution systems.
• High-current switchgear requiring integrated earth-fault protection.
• Critical distribution systems requiring advanced protection and monitoring.