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Furse ESP Q, TNQ and RTDQ Series


Combined Category D, C, B tested protector (to BS EN 61643-21) suitable for 4 twisted pair lines (ESP 06Q, ESP 15Q, ESP 30Q, ESP 50Q and ESP TNQ). Protection for three 3-wire lines (ESP RTDQ). Available for working voltages of up to 6, 15, 30, 50 and 110 volts. ESP TNQ suitable for Broadband, POTS, dial-up, T1/E1, lease line and *DSL telephone applications. For use at boundaries up to LPZ 0A to protect against flashover (typically the service entrance location) through to LPZ 3 to protect sensitive electronic equipment.

Features and Benefits

  Very low let-through voltage (enhanced protection to BS EN 62305) between all lines - Full Mode protection
  Full mode design capable of handling partial lightning currents as well as allowing continual operation of protected equipment
  Repeated protection in lightning intense environments
  ESP RTDQ protects three 3-wire lines in RTD applications
  Almost twice as space efficient as smallest competitor
  Standard DIN module (18mm) depth
  Removable (plug-in) terminals allow pre-wiring of cable looms, for easier installation
  Built-in DIN rail foot for clip-on mounting to top hat or G DIN rails
  Optional flat mounting on side
  2.5mm2 terminals allow for larger cross section wiring, stranded wires terminated with ferrules or fitting two wires into a single terminal
  Very low resistance to minimise unwanted signal strength reductions
  Strong, flame retardant, ABS housing
  Colour coded terminals (grey for line, green for clean) give a quick and easy installation check
  Screen terminal enables easy connection of cable screen to earth
  Simple, yet substantial, connection to earth via DIN rail
  ESP TNQ is suitable for telecommunication applications in accordance with Telcordia and ANSI Standards (see Application Note AN005)
  Available as a 'UL Listed' version, add /UL to part code (ESP 06Q, ESP 15Q, ESP 30Q and ESP 50Q only)


Data Sheet



Application

Use these protectors where installation space is at a premium and large numbers of lines require protection.

For further information on RTD applications, see separate Application Note AN001.

Installation

Connect in series with the signal or data line either near where it enters or leaves the building or close to the equipment being protected.

Install in a cabinet/cubicle close to the systems earth star point.

Models

  ESP 06Q
  ESP 15Q
  ESP 30Q
  ESP 50Q
  ESP 110Q
  ESP TNQ
  ESP RTDQ

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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