ABB 1SDA067463R1 XT1H 160 TMD 125-1250 4p F F InN=100% 125-1250A 4P 100kA Air Circuit Breaker

The ABB 1SDA067463R1 — catalog number XT1H 160 TMD 125-1250 4p F F InN=100% — is a 4-pole fixed-mount air circuit breaker from the Tmax XT1 series, rated for 125–1250 A with a breaking capacity of 100 kA at 220 V AC. Engineered for low-voltage power distribution and industrial switchgear panels, this ACB delivers precise overload and short-circuit protection via its TMD (Thermal-Magnetic Device) trip unit, with a neutral protection ratio of 100%. Compact at just 1.4 kg, the XT1H 160 TMD 125-1250 4p F F InN=100% is ideal for demanding applications where reliable overcurrent protection and space efficiency are paramount.

Technical Specifications

Certifications & Standards

• RoHS: Compliant with EU Restriction of Hazardous Substances requirements
• REACH: Compliant with EU REACH chemical safety regulation
• EU Directive 2011/65/EU: Compliant with the EU directive restricting use of hazardous substances in electrical equipment
• Amendment 2015/863: Compliant with the 2015 amendment to EU Directive 2011/65/EU
• IEC 60947-2: Certified to the international standard for low-voltage switchgear and controlgear — circuit breakers
• IEC60947-2: Dual-listed compliance with IEC low-voltage circuit breaker standard
• ATEX: Suitable for use in potentially explosive atmospheres per ATEX directive
• CE: Carries CE marking confirming conformity with applicable EU directives
• VDE: Tested and certified by VDE, the Association for Electrical, Electronic & Information Technologies

Applications & Use Cases

• Industrial power distribution panels and main switchboards
• Motor control centers and machine protection circuits
• Commercial building electrical infrastructure
• Potentially explosive environments (ATEX-rated installations)
• Low-voltage switchgear assemblies requiring IEC 60947-2 compliance