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ABB DS201-C40/0.03

ABB DS201-C40/0.03 Specifications, Features & Compatibility Guide

03 is a 40A, 2-pole (1P+N) Residual Current Breaker with Overcurrent protection designed for residential final circuits.Manufactured in Italy, this device provides essential protection against earth leakage, overloads, and short circuits in a compact 2-module width.

Quick Answer

Invest in the ABB DS201-C40/0.03 if you require high-capacity 40A protection against both electrical faults and life-threatening shocks. This Italian-made unit integrates seamlessly into residential distribution boards, offering a reliable 30mA trip threshold that generic breakers simply cannot match.

Select this 40A RCBO for mission-critical residential safety where Italian build quality is preferred over budget alternatives. It is the definitive choice for modern apartments, though overkill for basic low-ampere lighting circuits.

✓ Who Should Buy

  • • performance suitable for residential spaces.
  • •Verified efficiency of standard rating for reduced long-term operational costs.
  • •Structural stability for consistent cleaning under rigorous use cases.
  • •Hardware durability via premium components and advanced technology.
  • •Built-in grid protection with Standard power cycle voltage management.

✕ Who Should Avoid

  • •Spaces or usage requirements exceeding residential rated capacity.
  • •Installations prioritizing minimum capital expenditure over high-efficiency performance.
  • •Unstable grid conditions exceeding the functional threshold of Standard power cycle.
  • •Environments incompatible with electrical safety devices physical and thermal dissipation specs.
Product Overview
The ABB DS201-C40/0.03 is a 40A, 2-pole (1P+N) Residual Current Breaker with Overcurrent protection designed for residential final circuits. Manufactured in Italy, this device provides essential protection against earth leakage, overloads, and short circuits in a compact 2-module width. It operates at 230V with an instantaneous tripping mechanism to ensure maximum safety for household users.

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Engineering Analysis
The 30mA Type AC sensitivity is calibrated specifically for personnel protection, tripping within ≤40ms at 5× Idn to prevent lethal current flow through the human body. The 6kA breaking capacity, combined with Energy Limiting Class 3, minimizes the thermal stress on cables during high-energy faults common at the main incomer. Its 2P switched neutral configuration is vital for residential safety, ensuring total isolation of faulty circuits from the electrical supply.

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