ABB 1SDA068058R1 XT3N 250 TMD 200-2000 3p F F 200-2000A 3P 50kA Fixed Moulded Case Circuit Breaker for

The ABB 1SDA068058R1 XT3N 250 TMD 200-2000 3p F F is a 3-pole moulded case power circuit-breaker from the Tmax XT3 series, engineered for transformer, generator, and installation protection in industrial power distribution systems. Rated for 200–2000 A with a breaking capacity of 50 kA at 220 V AC, this fixed-mount breaker delivers robust overcurrent protection in a compact 105 × 150 × 70 mm footprint weighing just 1.7 kg.

Technical Specifications

Certifications & Standards

• RoHS: Compliant with EU Restriction of Hazardous Substances Directive
• REACH: Compliant with EU REACH chemical regulation
• EU Directive 2011/65/EU & Amendment 2015/863: Compliant as of July 22, 2019
• IEC 60947-2: Compliant with international standard for low-voltage circuit-breakers
• ATEX: Suitable for use in potentially explosive atmospheres per ATEX directive
• CE: CE marked in accordance with applicable EU directives
• VDE: Tested and certified by VDE (Verband der Elektrotechnik)
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive

Applications & Use Cases

The XT3N 250 TMD 200-2000 3p F F is purpose-built for demanding power distribution environments where reliable short-circuit and overload protection is essential. Typical applications include:

• Transformer Protection: Safeguards LV transformer outputs against overload and short-circuit faults in substations and distribution panels.
• Generator Protection: Protects standby and prime-power generators in data centres, hospitals, and industrial facilities.
• Installation Protection: Suitable as an incoming or feeder breaker in main distribution boards and motor control centres.
• Industrial Automation: Integrated into control panels and automation systems requiring adjustable TMD trip units for precise protection coordination.