Legrand DX3 ELCB 4P 63A 30mA

Legrand DX3 ELCB 4P 63A 30mA Specifications, Features & Compatibility Guide

The Legrand DX3 63A 30mA ELCB is a 4-pole voltage-operated safety device designed for 415V residential networks. It serves as a primary safety component for the main incomer, focusing exclusively on earth leakage protection through its Type AC 30mA residual current detection.

Quick Answer

Yes, the Legrand DX3 4P 63A 30mA ELCB is an excellent choice if you need robust earth leakage protection for your 415V residential main incomer. Its 30mA instantaneous tripping ensures superior shock prevention, crucial for family safety. With BIS certification and a 10kA short-circuit capacity, it guarantees reliable performance and compliance for Indian homes. It's a verified efficient and structurally stable device.

The Legrand DX3 4P 63A 30mA ELCB is perfect for Indian residential 415V systems seeking robust earth leakage protection and efficiency. Skip if your usage exceeds home capacity or if initial cost outweighs high-performance safety benefits.

✓ 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 Legrand DX3 63A 30mA ELCB is a 4-pole voltage-operated safety device designed for 415V residential networks. It serves as a primary safety component for the main incomer, focusing exclusively on earth leakage protection through its Type AC 30mA residual current detection.

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Engineering Analysis
The 30mA sensitivity level is critical for life safety, as it detects leakage current below the threshold of human heart fibrillation. With a 10kA conditional short-circuit rating, this 4P device maintains system integrity in standard domestic distribution boards while occupying a compact 4-module (72mm) width.

Technical Support & FAQs