ABB SACE Emax 3 E1.3C 1250 ACB 4 Pole 1250A 50kA Ekip Aware LI Withdrawable Moving Part

Why Choose the ABB E1.3C 1250 Ekip Aware LI 4p WMP?

The ABB 1SDA125623R1 is an E1.3C 1250 Ekip Aware LI four-pole withdrawable air circuit breaker moving part designed for reliable low-voltage AC power distribution and protection. It combines a 1250 A rated current with ABB Ekip Aware electronic protection technology for demanding industrial installations.

With a rated voltage of up to 690 V AC, four poles and a solid-state LI release, the ABB E1.3C 1250 provides dependable overload and instantaneous short-circuit protection. Its withdrawable WMP configuration supports practical installation, maintenance and replacement within compatible switchgear assemblies.

The 1SDA125623R1 also provides adjustable protection settings, four auxiliary contacts and integrated earth-fault protection, making it a versatile choice for industrial power distribution systems where controlled protection and operational continuity are important.

Key Advantages

• 1250 A rated permanent current for high-capacity power distribution.
• Four-pole configuration for comprehensive circuit isolation and protection.
• Ekip Aware LI solid-state protection release for accurate overload and instantaneous short-circuit protection.
• Withdrawable moving-part configuration for practical switchgear maintenance.
• Rated voltage up to 690 V AC for versatile low-voltage applications.
• Adjustable overload and short-circuit protection settings.
• Integrated earth-fault protection for enhanced circuit protection.
• Four auxiliary contacts for monitoring and control integration.

Key Features

• ABB SACE Emax 3 E1.3C series air circuit breaker.
• Order code: 1SDA125623R1.
• Ekip Aware LI electronic release.
• Four-pole withdrawable moving part (WMP).
• 1250 A rated permanent current.
• 690 V maximum rated voltage.
• 50 kA rated short-circuit breaking capacity Icu at 400 V, 50 Hz.
• Overload protection adjustment from 500 A to 1250 A.
• Instantaneous short-circuit protection adjustment from 1875 A to 18750 A.
• Short-time delayed short-circuit adjustment from 750 A to 12500 A.
• IP30 front protection rating.
• Four auxiliary change-over contacts.
• Integrated earth-fault protection.

High-Capacity Protection for Industrial Power Distribution

The ABB E1.3C 1250 Ekip Aware LI is engineered for low-voltage distribution systems requiring dependable protection at currents up to 1250 A. Its adjustable overload and short-circuit protection enables the breaker to be configured to suit the protection requirements of the installation while the four-pole design provides protection across multi-phase circuits including the neutral conductor.

As a withdrawable moving part within the SACE Emax 3 platform, the 1SDA125623R1 is suited to switchboards and power distribution assemblies where maintainability and controlled equipment access are important. Its Ekip Aware release, auxiliary contacts and integrated earth-fault protection support effective monitoring and protection within modern industrial electrical systems.

Typical Applications

• Industrial low-voltage distribution switchboards.
• Main and incoming power distribution circuits.
• Commercial and industrial electrical infrastructure.
• Manufacturing plant power distribution.
• Large building electrical distribution systems.
• Power distribution and protection assemblies.
• Motor and process power distribution systems.
• Installations requiring withdrawable air circuit breaker technology.