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B+B SMARTWORX | HESP4DR | Three-stage Din rail Surge Protector

  • Réf. fabricant HESP4DR
  • PART #523520

Model HESP4DR meets IEEE 1000-4-5: 1995 and IEEE C62.41-1991 recognized standards for premium surge protectors. It protects against lightning strikes, power surges, and other types of voltage disturbances with three stages of protection for each supported line: a gas discharge tube followed by a series resistor and finally a Transient Voltage Suppresser (TVS). Five RS-232 signals on terminal blocks are supported with a clamping voltage of 6.8 Volts.

  • Three stages of protection on every data line: 1) Gas discharge tube, 2) Series resistor, 3) Transient voltage suppressor
  • Protected signal ground connection
  • Rugged terminal block connections
  • Dedicated chassis ground lug
  • Wide operating Temperature
  • NEMA TS2
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