ABB 1SDA071142R1 E4.2N 3200 Ekip Dip LSI 3p F HR 3200A 3P 66kA Fixed Power Circuit Breaker

The ABB E4.2N 3200 Ekip Dip LSI 3p F HR (SKU: 1SDA071142R1) is a heavy-duty 3200 A, 3-pole fixed-mount air circuit breaker from the SACE Emax 2 series, delivering a rated breaking capacity of 66 kA at 400 V AC. Designed for demanding power distribution applications, this breaker features Ekip Dip LSI (Long-time, Short-time, Instantaneous) overcurrent protection and is suited for safeguarding transformers, generators, and main distribution installations in industrial and commercial facilities.

Technical Specifications

Certifications & Standards

• CE: Conformité Européenne — meets EU product safety, health, and environmental requirements
• IEC: Compliant with applicable IEC standards for low-voltage switchgear and controlgear
• RoHS: EU Directive 2011/65/EU — restriction of hazardous substances in electrical and electronic equipment
• REACH: EU Regulation (EC) No 1907/2006 — registration, evaluation, authorisation and restriction of chemicals
• EU Amendment 2015/863: Updated RoHS substance list compliance
• UL 2799: UL certification for electrical power distribution equipment
• ATEX: Compliant for use in explosive atmospheres (applicable configurations)
• CSA: Canadian Standards Association certification
• VDE: Verband der Elektrotechnik — German electrotechnical safety certification
• WEEE: EU Directive 2012/19/EU — waste electrical and electronic equipment compliance

Applications & Use Cases

• Transformer protection in main low-voltage distribution boards
• Generator protection in standby and prime power systems
• Main incomer protection for large industrial installations
• Bus coupler and tie-breaker duty in ring-main distribution schemes
• Data centre and critical infrastructure power distribution
• Marine, oil & gas, and heavy industrial process plants requiring ATEX-rated equipment

Frequently Asked Questions

Q: What is the breaking capacity of the E4.2N 3200 Ekip Dip LSI 3p F HR at 400 V AC?
A: The rated ultimate breaking capacity (Icu) is 66 kA at 400 V AC.

Q: What does "Ekip Dip" mean?
A: Ekip Dip is ABB's digital protection trip unit with DIP-switch-selectable settings for Long-time (L), Short-time (S), and Instantaneous (I) overcurrent protection functions.

Q: What does "F HR" denote in the catalog number?
A: "F" indicates Fixed mounting (non-withdrawable), and "HR" denotes Horizontal Rear terminal connection type.

Q: Is the E4.2N 3200 Ekip Dip LSI 3p F HR suitable for generator protection?
A: Yes. This circuit breaker is specifically rated and designed for transformer, generator, and installation protection duties.