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ATSUB-4P TT

Compact protection for TT three-phase power supply lines.

Technical data

  • It includes removable modules for replacement in the event of a breakdown or fault, without needing to disconnect the wiring.
  • Tested and certified as type 1, 2 and 3 protectors according to the standard EN 61643-11 and GUÍA-BT-23 from the REBT. Suitable for categories I, II, III and IV equipment according to ITC-BT-23.
  • Can be coordinated with other protectors such as ATSHOCK, ATSHIELD and ATCOVER series.
  • Containing zinc oxide varistors, which are able to withstand very high currents.
  • Short response time.
  • Do not produce deflagration.
  • Compact protection with removable modules for quick replacement in case of breakage.
  • Their activation causes no interruption in power supply.
  • Thermodynamic control device, mechanical warning and remote alarm. When the warning light is yellow, the cartridge is in good condition. If not, replace.
  • ATSUB-4P TT series protectors have been tested in official, independent laboratories obtaining their characteristics according to applicable standards.

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