Description

The Power Distribution XT4H 250 TMA 250-2500 3p F F is a heavy-duty moulded case circuit breaker engineered for superior performance and safety in demanding electrical systems. With a rated current of 250 A and a breaking capacity of 70 kA at 380 V AC, it provides reliable protection against overloads and short circuits across industrial and commercial applications. Its precision TMA trip unit ensures accurate response and consistent performance under variable loads. Designed for long-term reliability, this model integrates seamlessly with ARC Technologies manufacturing plant, supporting large-scale production facilities and electrical distribution systems with unmatched efficiency.

Key Specifications

• Product Type: Moulded Case Circuit Breaker

• Rated Current (In): 250 A

• Rated Ultimate Short-Circuit Breaking Capacity (Icu): 50 kA (240 V AC) / 70 kA (380 V AC)

• Poles: 3P

• Trip Unit: Thermal-Magnetic (TMA 250-2500)

• Frame Size: XT4H 250

• Mounting: Fixed Type

• Frequency: 50/60 Hz

Highlights

• 70 kA breaking capacity for maximum circuit protection

• Thermal-magnetic trip system for precise overload response

• Compact 3-pole structure designed for industrial-grade reliability

• Optimized for consistent operation in high-current environments

• Long service life with minimal maintenance requirements

Typical Uses

• Industrial power and automation panels

• Main and sub-distribution boards

• Feeder circuit and system protection

• Infrastructure, manufacturing, and process applications

Installation & Support

Supplied fully tested and ready for direct installation.

• Straightforward mounting with pre-configured connections

• Supported by ARC Technologies’ engineering and technical support teams