ABB S551069 - Thermal-magnetic circuit breaker S203 C50 50A 3P 6kA curve C

ABB S551069 - Circuit breaker S203 C50 50A 3P 6kA curve C

Efficient protection for three-phase installations

Flawless protection for three-phase loads:


The ABB S551069 S203 C50 series circuit breaker offers reliable protection against overloads and short circuits in three-phase electrical systems. With its current rating of 50A, breaking capacity of 6kA and tripping curve C, this device is ideal for three-phase applications that require comprehensive protection against electrical faults.

Main features:

• Model: S203 C50
• Type: Three-phase circuit breaker (3P)
• Current rating: 50 Amps (A)
• Interrupting power: 6 Kiloampere (kA)
• Switching curve: C (suitable for loads with moderate inrush currents)
• Order code: S551069
• Compliance: CEI-EN 60898-1, CEI-EN 60947-2, UL1077 and CSA 22.2 No. 235 (except 4.5kA version)
• Compatible with: DDA 200 series differential blocks

• Effective protection: A safe solution for the protection of three-phase systems.
• Compact design: Easy to install on DIN rail.
• Certified reliability: Certified to the strictest international safety standards.
• Versatility: Compatible with ABB system accessories.