ABB 1SDA073915R1 E4.2 W FP Iu=4000 or V version 3p HR HR 4000A 3P Withdrawable Fixed Part Chassis Part Power Circuit Breaker

The ABB 1SDA073915R1 chassis part power circuit breaker, catalog number E4.2 W FP Iu=4000 or V version 3p HR HR, is the withdrawable fixed part (chassis) for the SACE Emax2 E4.2 series air circuit breaker rated at 4000 A across 3 poles. Designed for high-current industrial power distribution switchboards, this robust steel chassis enables safe insertion and withdrawal of the circuit breaker moving part without de-energising the busbar, supporting both standard voltage (V) and high-rupture (HR) configurations.

Technical Specifications

Certifications & Standards

• CE: Conforms to European Union safety, health, and environmental requirements
• IEC: Manufactured in accordance with International Electrotechnical Commission standards
• IEC 60947: Compliant with the low-voltage switchgear and controlgear standard series
• VDE: Tested and certified by Germany's Association for Electrical, Electronic & Information Technologies
• ATEX: Approved for use in potentially explosive atmospheres per EU Directive 2014/34/EU
• CSA: Canadian Standards Association certified for North American market requirements
• RoHS: Restriction of Hazardous Substances compliant — free from restricted chemicals
• REACH: Compliant with EU REACH regulation on chemical substances (EC No 1907/2006)
• WEEE: Registered under Waste Electrical and Electronic Equipment Directive for responsible end-of-life disposal

Applications & Use Cases

• Main incomer and bus-coupler positions in medium and large MV/LV switchboards
• High-current distribution panels in industrial plants, data centres, and utility substations
• Marine and offshore power distribution systems requiring ATEX-rated components
• Replacement or spare chassis for existing SACE Emax2 E4.2 withdrawable installations
• New panel builds requiring a pre-wired, withdrawable fixed-part chassis for 4000 A ACBs