1SDA061167R1 ABB E2H-A 1600 PR123/P-LSIG 1600 A 3-Pole Air Circuit Breaker

Why Choose the ABB E2H-A 1600 PR123/P-LSIG 1SDA061167R1 Air Circuit Breaker?

The ABB 1SDA061167R1 is a high-performance E2H-A 1600 A three-pole air circuit breaker from the ABB SACE Emax / New Emax range, designed for dependable protection and switching in demanding low-voltage electrical distribution systems. Equipped with the advanced PR123/P-LSIG electronic overcurrent release, it provides long-time, short-time, instantaneous and earth-fault protection for industrial and commercial power distribution applications.

As part of the ABB New Emax product family, the E2H-A combines robust circuit-breaking technology with sophisticated electronic protection. The PR123/P trip unit provides comprehensive LSIG protection functions, helping safeguard electrical networks against overloads, short circuits and earth faults while supporting effective protection coordination throughout the distribution system.

With a rated current of 1600 A and a three-pole configuration, the E2H-A 1600 is suitable for high-current three-phase electrical distribution. Its E2 frame and H high-performance class make it particularly suitable for main distribution switchboards, industrial switchgear and other applications where robust fault interruption and advanced electronic protection are required.

Key Advantages

• High-performance ABB SACE Emax air circuit breaker for demanding low-voltage power distribution.
• 1600 A rated current for high-current industrial and commercial installations.
• PR123/P-LSIG electronic trip unit for advanced overcurrent and earth-fault protection.
• Long-time, short-time, instantaneous and earth-fault protection in one electronic release.
• Three-pole configuration for three-phase electrical distribution systems.
• E2H-A platform provides high-performance circuit protection for demanding switchboard applications.

Key Features

• ABB SACE Emax / New Emax E2H-A series.
• 1600 A rated current.
• Three-pole construction.
• PR123/P electronic overcurrent release.
• LSIG protection functions: long-time, short-time, instantaneous and earth fault.
• E2 frame with H high-performance class.
• Advanced electronic protection for overload, short-circuit and earth-fault conditions.
• Designed for low-voltage switchboards and high-current power distribution assemblies.

Advanced Protection for Low-Voltage Power Distribution

Air circuit breakers such as the ABB E2H-A protect low-voltage electrical networks against damaging overload, short-circuit and earth-fault conditions while providing switching and isolation within the distribution system. They are particularly suited to main switchboards and high-current distribution assemblies where dependable circuit protection and effective system coordination are essential.

The PR123/P-LSIG electronic release provides long-time protection against sustained overloads, short-time protection to support selective coordination, instantaneous protection against severe short circuits and earth-fault protection for faults involving earth or protective conductors. Combined with the E2H-A breaker platform, these functions provide comprehensive protection for demanding industrial and commercial power distribution systems.

Typical Applications

• Low-voltage main distribution switchboards.
• Industrial power distribution systems.
• Commercial building electrical distribution.
• Manufacturing and process plant switchgear.
• Main incomers and high-current distribution feeders.
• Power distribution and control assemblies.
• Three-phase installations requiring 1600 A LSIG circuit protection.