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OVR SL Slim Series

ABB OVR SL Slim Series Din Rail SPD

Data Line Surge Protective Devices

ABB’s OVR SL Slim Series of UL 497B listed data line surge protective devices help reduce costly downtime while protecting sensitive electronic equipment against the damaging effects of surges caused by lightning, load switching, and more on data and signal lines.

Features & Benefits

  • Low let-through voltage and full mode protection design extends equipment lifetime from surges
  • A multi-stage protection module with a quick-release mechanism allows easy line commissioning and removal in the field
  • Space-saving design of OVR SL Slim units is ideal for multiple lines in tight installations
  • Optional LED light on SL models provides an easy indicator of surge protection operational status
  • Built-in DIN rail foot allows simple mounting is quick and easy, saving time and labor cost
  • Durable, flame retardant housing enhances the protection of sensitive equipment

Technical Specifications

  • Nominal voltage(1) 6 V/ 30 V/ 180 V
  • Bandwidth (-3 dB 50 Ω system) 45 MHz – (6V)
  • Temperature range -40 to +80 °C
  • Surge Current Rating (8/20 μs) 20kA per pair


  • Process automation systems
  • Security Systems
  • Control panels
  • Suitable for use in NFPA 780 Lightning Protection Systems
  • Other point-of-use applications

Certifications & Standards

  • UL 497B 4th Edition (UL File: QVGO:E240341)
  • NEC® 2020 Article 645
  • RoHS