1SDA075411R1 ABB XT4V 250 Ekip LS/I 250A 3-Pole MCCB

Why Choose the ABB XT4V 250 Ekip LS/I 1SDA075411R1 Circuit Breaker?

The ABB XT4V 250 Ekip LS/I 1SDA075411R1 is a high-performance 3-pole moulded case circuit breaker (MCCB) designed for reliable protection and switching in demanding industrial and commercial low-voltage electrical distribution systems. As part of the advanced ABB SACE Tmax XT range, this XT4 circuit breaker combines compact construction with electronic protection and very high short-circuit interruption capability.

This circuit breaker incorporates an Ekip DIP LS/I electronic trip unit with a rated current of 250 A. The LS/I protection functions provide long-time overload, short-time short-circuit and instantaneous short-circuit protection, helping provide dependable protection for feeders, distribution circuits and connected electrical equipment.

With a rated voltage of 600 V, a 3-pole configuration and a high interruption rating of 150 kA at 480 V AC, the XT4V 250 is engineered for electrical systems with demanding prospective fault-current levels. Its fixed construction with front terminals enables straightforward integration into switchboards and distribution panels, while its UL certification supports applications designed around North American electrical standards.

Key Advantages

• High-performance ABB Tmax XT moulded case circuit breaker for demanding power distribution applications.
• 250 A rated current for high-capacity feeder and distribution protection.
• Ekip DIP LS/I electronic trip unit for advanced circuit protection.
• Long-time, short-time and instantaneous protection functions.
• 3-pole configuration suitable for three-phase electrical systems.
• Very high 150 kA interruption rating at 480 V AC.
• Fixed construction with front terminals for convenient switchboard integration.
• UL-certified design for compliant low-voltage distribution applications.

Key Features

• ABB SACE Tmax XT series.
• XT4 frame size.
• V breaking-capacity class.
• 250 A rated current.
• 600 V rated voltage.
• 3 poles.
• Ekip DIP LS/I electronic trip unit.
• Long-time overload protection.
• Short-time and instantaneous short-circuit protection.
• 150 kA interruption rating at 480 V AC.
• Fixed three-pole construction with front terminals.
• Compact design for low-voltage switchboards and distribution systems.

Advanced High-Capacity Protection for Low-Voltage Distribution

Electronic moulded case circuit breakers such as the ABB XT4V use an electronic trip unit to monitor current and respond to overload and short-circuit conditions. The Ekip DIP LS/I trip unit provides long-time, short-time and instantaneous protection functions, supporting effective protection and coordination within industrial electrical distribution systems.

The ABB SACE Tmax XT range is designed for compact switchboards and industrial distribution systems where dependable protection, high breaking performance and installation flexibility are essential. With its 250 A rating and exceptionally high 150 kA interruption rating at 480 V AC, the XT4V 250 is particularly suited to applications where substantial prospective short-circuit currents may be present.

Typical Applications

• Industrial low-voltage distribution boards.
• Main and sub-distribution switchboards.
• Three-phase feeder circuit protection.
• Industrial machinery and production equipment supplies.
• Commercial and industrial building distribution.
• High fault-level electrical distribution systems.
• OEM electrical control and distribution systems.