ABB 1SCA022627R5970 OFAF2H300 300A 500VAC/250VDC 120kA HRC Fuselink (HRC Fuse Link)

The ABB OFAF2H300 (SKU: 1SCA022627R5970) is a 300A HRC (High Rupturing Capacity) fuselink rated at 500VAC / 250VDC, delivering a breaking capacity of 120 kA AC and 80 kA DC. Part of ABB's OFAF series, this industrial-grade fuse link is engineered for robust overcurrent and short-circuit protection in demanding power distribution and industrial control panel applications.

Technical Specifications

Certifications & Standards

• IEC 60269: Compliant with the international standard for low-voltage fuses, ensuring reliable overcurrent protection performance
• CE: Meets European conformity requirements for electrical equipment placed on the EU market
• RoHS: Compliant with EU Directive 2011/65/EU on the restriction of hazardous substances in electrical and electronic equipment
• REACH: Compliant with EU REACH regulation (EC No 1907/2006) for chemical substance safety
• EU Directive 2011/65/EU: Restriction of hazardous substances (RoHS) directive compliance confirmed
• Amendment 2015/863: Compliant with the updated RoHS annex listing additional restricted substances
• WEEE: Compliant with the EU Waste Electrical and Electronic Equipment directive for end-of-life product management

Applications & Use Cases

• Short-circuit and overcurrent protection in low-voltage power distribution panels
• Industrial motor feeder and branch circuit protection up to 300A
Control panel and switchgear assemblies requiring IEC 60269-compliant fusegear
• DC bus protection in renewable energy and industrial drive systems (rated to 250VDC)
• Replacement fuselinks in existing ABB OFAF series fusegear installations