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NOARK: U4 Surge Protective Devices

December 11, 2024

Noark Electric NA announces the release of Type 4 Surge Protective devices (SPD) with modular plug-in design, nominal discharge current of 20kA and maximum continuous operating voltage from 170V to 660V. The U4 series SPD comes in variety of configurations including 1P, 1P+N, 2P, 2P+N, 3P, 3P+N to safely clamp and attenuate transient voltage surge in electrical systems.

The devices are UL1449 recognized components for installation on load side of service entry equipment in commercial and residential applications or OEM distribution equipment in industrial applications.

U4 Features

  • Type 4 SPD (component tested for Type 2 application)
  • Modular plug-in design
  • Nominal discharge current of 20kA with 8/20µs waveform
  • Maximum continuous operating voltage, MCOV 175V ~ 660V
  • Available in 1P, 1P+N, 2P, 2P+N, 3P, 3P+N & 4P configuration.
  • Thermal protection feature
  • Optional signal contact for remote indication

Standards

  • UL 1449
  • CSA C22.2 No. 269.5-17
  • IEC/EN 61643-11
  • GB/T18802.11

Certification

  • UL 1449 Recognized component, File No. E537154
  • CSA C22.2 No. 269.5-17 File no. E537154
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