ABB S202-C4 2CDS252001R0044 Miniature Circuit Breaker

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 1. Product Overview

The ABB S202-C4 2CDS252001R0044 Miniature Circuit Breaker is a single-pole MCB designed for low-voltage electrical systems, providing protection against overloads and short circuits. The S202 series features a compact, modular design suitable for residential, commercial, and light industrial applications. It ensures fast tripping and reliable operation to protect circuits and electrical equipment.

2. Main Technical Parameters (Typical)

Electrical Data

• Model: S202-C4

• Poles: Single-pole (1P)

• Rated current: 4 A

• Rated voltage: AC 230/400 V

• Short-circuit breaking capacity: 6 kA

• Tripping curve: C (suitable for general loads and small motor startup)

Mechanical and Electrical Life

• Mechanical life: ≥ 10,000 operations

• Electrical life: ≥ 4,000 operations

Installation and Dimensions

• Mounting: DIN rail

• Width (1P): 17.5 mm

• Modular design allows combination with other S-series breakers

Environment and Operating Conditions

• Operating temperature: -25°C to +40°C

• Relative humidity: ≤ 95% (non-condensing)

• Suitable for industrial and building environments

Standards and Certifications

• Compliant with IEC/EN 60898-1

• CE certified

• UL 1077 (for some models)

3. Advantages and Features

• Reliable protection: Prevents overloads and short circuits

• Fast tripping: 6 kA breaking capacity ensures electrical safety

• Compact modular design: Allows multi-pole assembly in limited space

• Easy installation and maintenance: Quick DIN rail mounting

• Versatile application: Residential, commercial, and light industrial load protection

4. Typical Applications

• Residential and apartment distribution boxes

• Office buildings and commercial distribution systems

• Small industrial equipment protection

• Automation control cabinets and distribution panels

• Lighting, air conditioning, and small motor protection

5. Application Notes

• Choose rated current according to load (4 A)

• Select the appropriate tripping curve (B, C, D) to match load characteristics

• Ensure DIN rail is securely mounted

• Periodically check breaker operation and terminal tightness

• Do not overload; frequent overloads may reduce service life

The structure and details of the product：

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