1SDA071304R1 ABB E6.2V 6300 Ekip Touch LI 3-Pole Air Circuit Breaker

Why Choose the ABB 1SDA071304R1 E6.2V 6300 Ekip Touch LI Air Circuit Breaker?

The ABB 1SDA071304R1 is a high-performance SACE Emax 2 E6.2V air circuit breaker designed for protection and switching in demanding low-voltage power distribution systems. Rated at 6300 A, this three-pole fixed breaker combines the high short-circuit performance of the E6.2V frame with ABB's advanced Ekip Touch LI electronic trip unit.

The Ekip Touch LI solid-state release provides long-time overload (L) and instantaneous short-circuit (I) protection, delivering dependable electronic protection for high-current electrical networks. The Ekip Touch platform provides an intuitive interface for configuring protection settings and monitoring the breaker within modern industrial power distribution systems.

The 1SDA071304R1 is supplied in a fixed three-pole configuration with rear horizontal terminals. With a rated operational voltage of up to 690 V AC, an ultimate short-circuit breaking capacity of 150 kA at 400–440 V AC and a short-time withstand current of 100 kA, it is engineered for major industrial switchboards and critical high-current distribution applications.

Key Advantages

• High-current 6300 A SACE Emax 2 air circuit breaker.
• E6.2V high-breaking-capacity frame for demanding low-voltage power systems.
• Advanced Ekip Touch LI electronic protection release.
• Long-time overload and instantaneous short-circuit protection.
• 150 kA ultimate short-circuit breaking capacity at 400–440 V AC.
• 100 kA short-time withstand current for high-fault-level installations.
• Fixed three-pole construction with rear horizontal terminals.
• Suitable for transformer, generator and installation protection in major power distribution systems.

Key Features

• ABB SACE Emax 2 E6.2V series.
• 6300 A rated current.
• 3-pole fixed configuration.
• Ekip Touch LI solid-state electronic trip unit.
• Long-time overload protection (L).
• Instantaneous short-circuit protection (I).
• 690 V AC rated operational voltage.
• 1000 V AC rated insulation voltage.
• 12 kV rated impulse withstand voltage.
• 150 kA Icu at 400–440 V AC.
• 100 kA short-time withstand current for 1 s and 3 s.
• Rear flat horizontal main terminals.
• Four auxiliary contacts and breaker open/closed position indication.
• Suitable for IT networks up to 690 V.

High-Current Protection for Critical Power Distribution

Air circuit breakers such as the ABB SACE Emax 2 E6.2V provide switching, isolation and fault protection for high-current low-voltage networks. The E6.2V frame combines substantial continuous-current capability with high short-circuit interruption and short-time withstand performance, making it suitable for large switchboards where dependable protection and system selectivity are essential.

The Ekip Touch LI electronic release continuously monitors the circuit and provides configurable long-time overload and instantaneous short-circuit protection. Combined with the breaker's 6300 A current rating and high breaking capacity, this makes the 1SDA071304R1 suitable for major industrial installations, transformer and generator systems and critical electrical distribution infrastructure.

Typical Applications

• Main incomer protection in high-current low-voltage switchboards.
• Industrial power distribution systems.
• Transformer and generator protection.
• High-current feeder and busbar protection.
• Manufacturing and process plants.
• Data centres and critical infrastructure.
• Utility and infrastructure electrical systems.
• Large switchgear and power distribution assemblies.