DDA800 range

Protection of commercial, industrial and special applications

The DDA800 series are RCD blocks for field mounting with S800 MCBs. They are available in 2P, 3P and 4P versions. This solution is suitable for industrial and commercial applications and ensures the protection of people and equipment against residual current to earth.

The DDA800 product range includes a wide range of standard instantaneous and selective AC and A types, as well as some configurations for special applications.

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Main benefits

Safety & protection

Reliable people and circuit protection

Continuous operation

Reduce downtime for maintenance and ensure service continuity with selectivity options


DDA800 is suitable for mounting with S800 MCBs, covering applications up to 100A with a breaking capacity up to 50kA


Main features

  • Compliant with IEC/EN 60947-2 Annex B
  • AC, A, A-AP-R, and A S Types available
  • 2P, 3P, 4P devices available
  • Rated current options of 63A and 100A
  • Breaking capacity up to 50kA according to the selected MCB
  • Test pushbutton to verify the correct functioning of the device


Products and Documentation

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