The ABB S203M-C25 is a 3-pole miniature circuit breaker (MCB) from the System Pro M compact S200M series, designed to protect electrical circuits from overloads and short circuits in residential, commercial, and industrial applications. The second part of your query, 3PC25, is a shorthand notation confirming it is a 3-Pole breaker with a Type-C tripping characteristic and a 25 Amp rated current.

Key Specifications

• Rated Current: 25 Amps.
• Number of Poles: 3P (3-pole).
• Tripping Characteristic: Type C, ideal for applications with moderate inrush currents like small motors or fluorescent lighting.
• Breaking Capacity: 10 kA at 230/400 V AC.
• Voltage Rating: Rated for 400 V AC (IEC) and up to 480Y/277 V AC or 125 V DC (UL/CSA).
• Mounting: Standard 35mm DIN rail mount.
• Termination: Failsafe bi-directional cylinder-lift screw terminals.