ABB 1SCA022719R0090 OS250D03P 3-Pole 250A DIN Mount Switch Fuse

The ABB OS250D03P switch fuse (SKU: 1SCA022719R0090) is a heavy-duty 3-pole, 250 A DIN-mounted switch fuse from ABB's OS250 series, engineered for safe isolation and overcurrent protection in industrial control panels and distribution boards. Combining switching and fuse protection in a single compact unit, the OS250D03P delivers reliable circuit isolation in demanding environments including hazardous areas rated for ATEX compliance.

Technical Specifications

Certifications & Standards

• IEC 60947-3: Compliant with the international standard for switches, disconnectors, switch-disconnectors and fuse combination units
• ATEX: Approved for use in explosive atmospheres — suitable for hazardous area installations
• CE: Meets European Union safety, health, and environmental protection requirements
• UL 2799: Listed under UL safety standard for electrical component assemblies
• CCC: China Compulsory Certification for market access in China
• RoHS: Compliant with the Restriction of Hazardous Substances Directive — free from restricted materials
• REACH: Compliant with EU REACH regulation on chemical substances
• WEEE: Registered under the Waste Electrical and Electronic Equipment Directive for responsible end-of-life disposal

Applications & Use Cases

• Main and sub-circuit isolation in industrial control panels and switchgear assemblies
• Motor feeder protection and disconnection in manufacturing and process automation
• Distribution board protection in commercial and heavy industrial facilities
• Hazardous area installations requiring ATEX-rated switch fuse units
• OEM machine builders requiring DIN-rail mountable overcurrent and isolation devices rated to 250 A