ABB 1SCA022710R0100 OT250E03P 3-Pole Base Mount 250A Switch Disconnector Low Voltage

The ABB OT250E03P (SKU: 1SCA022710R0100) is a 3-pole, base-mounted low-voltage switch disconnector from ABB's OT series, designed for safe isolation and switching of electrical circuits in industrial control panels and power distribution systems. Rated at 250A and built to IEC 60947-3 standards, this switch disconnector provides reliable galvanic isolation for downstream equipment, making it a trusted choice for engineers and procurement professionals in industrial automation and energy management applications.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU safety, health, and environmental requirements
• IEC 60947-3: International standard for low-voltage switchgear and controlgear — switches, disconnectors, and switch-disconnectors
• IEC60947-115: Supplementary IEC standard applicable to this switch-disconnector
• IEC/EN60664: Insulation coordination for equipment within low-voltage systems
• EN60664: European harmonized version of insulation coordination standard
• ATEX: Certified for use in potentially explosive atmospheres (EU Directive 2014/34/EU)
• VDE: Verified to German VDE electrical safety standards
• RoHS: Compliant with EU Restriction of Hazardous Substances Directive 2011/65/EU
• REACH: Compliant with EU REACH regulation (EC No 1907/2006) on chemical substances
• WEEE: Compliant with EU Waste Electrical and Electronic Equipment Directive 2012/19/EU

Applications & Use Cases

• Main isolation and switching in industrial control panels and motor control centers (MCCs)
• Safe disconnection of machinery and equipment for maintenance and servicing
• Power distribution boards in manufacturing, utilities, and process industries
• ATEX-rated installations in potentially explosive or hazardous environments
• Building automation and energy management systems requiring reliable galvanic isolation