The ABB S803S-B100 is a high-performance miniature circuit breaker (MCB) belonging to the S800 series by ABB.

It is a 3 pole, 100 amp breaker with a B trip curve. Here are its key features:

• Compact design: The S800 series offers a space-saving design, making it ideal for applications where space is limited.
• IEC tested: The S803S-B100 is IEC tested for current limiting, ensuring it meets international safety standards.
• DIN rail mountable: The MCB can be easily mounted on a DIN rail for quick and easy installation.
• Application-specific trip characteristics: The S800 series is available with various trip curves to provide optimal protection for different types of circuits. The B curve trip offers overload and short-circuit protection for lighting and resistive loads.
• High short-circuit current rating: The S803S-B100 has a short-circuit current rating of 50kA, making it suitable for protecting against high fault currents.
• Cage terminals: The breaker uses cage terminals for easy and secure wire connection.
• Voltage rating: It has a voltage rating of up to 400/690 VAC.

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