ABB SH201-C2 Miniature Circuit Breaker

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• ABB SH201‑C2 Miniature Circuit Breaker (MCB)

  1. Product Overview

  The ABB SH201‑C2 is a low‑voltage miniature circuit breaker designed to provide overload and short‑circuit protection in distribution systems. It features fast response characteristics, reliable breaking capacity, and long mechanical life, suitable for protection of lighting circuits, socket outlets, household appliances, and small industrial distribution systems.

  2. Technical Specifications

  • Model: SH201‑C2

  • Product Type: Miniature Circuit Breaker (MCB)

  • Poles: Single Pole (1P)

  • Ultimate Breaking Capacity: 6 kA

  • Rated Current: 2 A

  • Rated Operating Voltage: AC 230/240 V (single phase)

  • Trip Characteristic: C‑curve (medium delay, general purpose)

  • Mounting: DIN rail mount

  • Mechanical Life: ≥ 4,000 operations

  • Electrical Life: ≥ 2,000 operations

  • Operating Temperature: ‑25 °C to +55 °C

  • Protection Class: IP20

  3. Advantages and Features

  1. Efficient Circuit Protection
     C‑curve trip characteristic provides fast response to overload and short‑circuit, protecting circuits from damage.

  2. Compact Design
     Small footprint and lightweight, easy to mount in distribution boards and control cabinets.

  3. Standardized Performance
     Complies with international MCB standards, ensuring broad compatibility and reliability.

  4. Easy Installation
     DIN rail mount allows quick and secure installation without extra tools.

  5. Wide Application
     Suitable for residential, commercial, and light industrial distribution circuits.

  4. Typical Applications

  • Residential distribution boards

  • Commercial building electrical systems

  • Small industrial distribution and control systems

  • Lighting and socket circuit protection

  • Simple equipment and appliance protection

  5. Installation and Usage Notes

  • Always disconnect power before installation to ensure safety.

  • Select the correct rated current to prevent overload or nuisance tripping.

  • Connect line and load terminals according to the wiring diagram.

  • Inspect the breaker periodically and replace if abnormal conditions occur.

  • Avoid use in high humidity, corrosive, or strong electromagnetic interference environments.

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The structure and details of the product：

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