1SDA057701R1 ABB E3V-A 1200 PR122/P-LI 1200 A 3-Pole Withdrawable Circuit Breaker

Why Choose the ABB 1SDA057701R1 E3V-A 1200 Circuit Breaker?

The ABB 1SDA057701R1 is a high-performance SACE Emax E3V-A air circuit breaker moving part designed for reliable protection and switching in demanding low-voltage electrical distribution systems. Rated at 1200 A, this three-pole withdrawable configuration incorporates a PR122/P-LI electronic overcurrent release providing long-time and instantaneous protection.

As part of the proven ABB SACE Emax series, the E3V-A 1200 combines robust air circuit breaker technology with electronic protection for industrial switchboards, main distribution panels and critical electrical infrastructure. The E3V-A performance class is suited to demanding installations where dependable fault interruption and high-performance circuit protection are required.

This configuration is a three-pole withdrawable moving part equipped with a 1200 A PR122/P-LI trip unit. Its withdrawable construction is designed for integration with the corresponding ABB SACE Emax fixed part, providing convenient inspection, servicing and replacement while maintaining reliable protection of important distribution circuits.

Key Advantages

• High-performance ABB SACE Emax E3V-A air circuit breaker moving part for demanding low-voltage distribution systems.
• 1200 A rated current for substantial industrial and commercial electrical loads.
• PR122/P-LI electronic trip unit for accurate overcurrent protection.
• Provides long-time and instantaneous protection.
• Three-pole withdrawable configuration supports convenient inspection, servicing and replacement.
• Moving-part construction designed for integration with a compatible ABB SACE Emax fixed part.
• Electronic protection helps safeguard cables, busbars, transformers and connected equipment.
• E3V-A performance class for demanding switchboard and power distribution applications.

Key Features

• ABB SACE Emax E3V-A series.
• 1200 A rated current.
• Three-pole circuit breaker moving part.
• Withdrawable execution.
• PR122/P-LI electronic overcurrent release.
• Long-time (L) overload protection.
• Instantaneous (I) short-circuit protection.
• Electronic trip technology for accurate and repeatable protection.
• Designed for high-current low-voltage switchboards.
• Suitable for demanding industrial and commercial power distribution systems.

High-Performance Protection for Power Distribution

Air circuit breakers such as the ABB SACE Emax E3V-A protect low-voltage distribution systems against damaging overload and short-circuit conditions while also providing controlled switching and isolation. The E3V-A platform is suited to demanding installations where substantial current levels and high prospective fault currents require robust circuit protection.

The PR122/P-LI electronic release provides long-time protection against sustained overload conditions and instantaneous protection against severe short-circuit currents. Combined with the withdrawable Emax construction, these protection functions provide dependable electrical performance together with valuable maintenance and servicing flexibility.

Typical Applications

• Main low-voltage electrical distribution boards.
• Industrial power distribution systems.
• Factory and manufacturing switchgear.
• Commercial and infrastructure electrical installations.
• Transformer secondary protection and distribution.
• High-current feeder and busbar protection.
• Power control centres and withdrawable switchboards.
• Critical electrical distribution infrastructure.