Siemens 5SU14441RC63

Siemens 5SU14441RC63 Specifications, Features & Compatibility Guide

The Siemens 5SU14441RC63 is a 63A, 4P (4-pole) RCBO specifically engineered for residential main incomer applications to provide integrated overload and earth leakage protection. This 415V Type AC device features a 100mA residual current rating designed to serve as a primary fire prevention mechanism in domestic distribution boards.

Quick Answer

Yes, you should strongly consider the Siemens 5SU14441RC63. This 63A, 4-pole RCBO is engineered precisely for residential main incomer applications, integrating essential 100mA earth leakage for fire prevention with robust overload protection. It ensures comprehensive safety for typical Indian household electrical systems, providing reliable C-curve tripping and 10kA breaking capacity, making it a premium choice for safeguarding your home.

Ideal for Indian residential owners prioritizing superior integrated fire and electrical fault protection for their main incomer. Not suitable for applications exceeding standard residential capacities or installations where absolute lowest initial cost outweighs advanced safety and performance.

✓ 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 Siemens 5SU14441RC63 is a 63A, 4P (4-pole) RCBO specifically engineered for residential main incomer applications to provide integrated overload and earth leakage protection. This 415V Type AC device features a 100mA residual current rating designed to serve as a primary fire prevention mechanism in domestic distribution boards.

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Engineering Analysis
The 100mA sensitivity is optimal for fire protection because it detects low-level leakage that standard 63A thermal trips ignore but could still lead to carbon tracking. A 10kA breaking capacity is essential for main incomer positioning to safely manage high prospective fault currents available at the service entry. Utilizing a 4P configuration with a switched neutral ensures that the entire circuit is isolated during a fault, preventing dangerous potential between neutral and earth.

Technical Support & FAQs