The ECA Group's solution for inspection of nuclear plant pressurizers is the  DTR120ZN, a network colour TV camera, incorporates a strong zoom  swiveling head under a dome and a built-in IP server.
Positioned in strategic places, this camera offers a real time video surveillance dedicated to monitor the work tools and to control the process operations.                    
Very compact in volume (OD 155 mm L 260 mm) and lightweight, this CCD radiation tolerant single unit colour TV camera is equipped with a tilt/rotate viewing head providing a high quality image combined to an 18x optical zoom capability. 
It comes with a versatile video IP server with protected IP access and several communication protocols and links allowing compatibility with the most usual communication interfaces and easy installation in rough environment.                               
This solution can be used as standalone camera or be integrated in a network to cover large areas. 

DTR 120 ZN, being free from any external movement, offers the advantage of being easily decontaminated.                                                                                                                    
It can be configured in Preset positions including image rotation and overlay.                 
Its unique architecture enables it to operate in air or in water (Waterproof IP68 - 3 bar) to inspect on a day and night basis with an excellent tolerance to harsh environment: chemicals, climate, high radiation...

More info



DTR 120 ZN TV cameras can be operated inside the nuclear plant steam generator for the detection of structural defaults (welding, corrosion...) and the presence of foreign objects.
It is also suited for the underwater surveillance operations such as:

  • Cartography of reactor core 
  • Internal parts of pressurizers
  • Fuel storage pool
  • Fuel transfer operations
  • Process surveillance, as stand-alone camera or in network

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