Havells DHRGCRFF100063 Specifications, Features & Compatibility Guide

✓ 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 Havells DHRGCRFF100063 is a 63A 4P (4P) voltage operated ELCB specifically engineered for residential safety. This device acts as a primary earth leakage monitor, triggering an immediate disconnect when it senses a 100mA residual current. It is installed at the main incomer to provide total system isolation during fault conditions.

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Engineering Analysis
The 100mA sensitivity level is specifically chosen to provide a balance between preventing electrical fires and avoiding nuisance tripping in residential circuits. A 630A making and breaking capacity allows the device to safely handle the high inrush currents typical of domestic appliance startups. The 4P configuration is essential for 240V systems as it switches the neutral line to ensure zero potential on all load-side conductors during a trip.

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