ABB 1SDA100466R1 XT5S 400 Ekip Dip LS/I In=400 4p F F 400A 4-Pole Fixed Power Circuit Breaker

The ABB 1SDA100466R1 XT5S 400 Ekip Dip LS/I In=400 4p F F is a 400 A, 4-pole fixed power circuit breaker from the Tmax XT5 series, engineered for transformer, generator, and installation protection in demanding industrial environments. Featuring the Ekip Dip LS/I electronic trip unit with long-time and instantaneous protection functions, the XT5S 400 Ekip Dip LS/I In=400 4p F F delivers precise, reliable overcurrent protection in a compact 186 × 205 × 103.5 mm form factor.

Technical Specifications

Certifications & Standards

• IEC 60947-2: Compliant with the international standard for low-voltage circuit breakers — verifies rated performance, breaking capacity, and operational reliability.
• IEC 61850: Meets the communication standard for intelligent electronic devices in electrical substations, enabling integration with modern protection and automation systems.
• UL 2799: Listed to UL Standard 2799, confirming suitability for relevant North American markets and safety evaluations.
• CE: Carries CE marking, confirming conformity with applicable European Union directives for safety, health, and environmental protection.
• RoHS: Compliant with the Restriction of Hazardous Substances Directive — free from restricted hazardous materials including lead, mercury, and cadmium.
• REACH: Compliant with REACH regulation (EC No 1907/2006), confirming the product does not contain substances of very high concern above threshold levels.
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive, supporting responsible end-of-life recycling and disposal.

Applications & Use Cases

• Transformer feeder and secondary protection in industrial power distribution panels
• Generator circuit protection and isolation in standby and prime power systems
• Main and sub-main installation protection in commercial and industrial switchboards
• Retrofit and upgrade of existing Tmax T5 installations requiring modern electronic trip functionality
• Control panels demanding compact 4-pole switching with LS/I trip characteristics