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Based
on the ESP D Series and ESP TN, these protectors
are ready-boxed to IP66 for use in damp or dirty environments. For installation in the equipment panel, protectors which are not boxed may be more suitable click here for details. If your system requires a protector with a very low resistance, higher current or higher bandwidth go here. Plug-in protectors for telephone lines can be found here. Applications Use these ready-boxed protectors on twisted pair lines in dirty or damp environments to protect:
process control equipment Features and benefits Low let-through voltage restricts the transient voltage reaching equipment to a safe level. Protection between all lines closes all transient paths to equipment for complete protection. Provides repeated protection in lightning intense environments. |
Ready-boxed to IP66. Available with screw terminals or with IDC terminals (by using /I suffix to part number). Supplied ready for flat mounting. Colour coded terminals for quick and easy installation check - grey for the dirty (line) end and green for clean. Screen terminal enables easy connection of cable screen to earth .
Substantial earth stud to enable effective earthing. Straightforward, comprehensive installation instructions. UK Oftel Approval NS/G/1235/W/100025. 5 year warranty. |
Installation
Connect in series with the data communication, signal or telephone line either near where it enters/leaves the building or close to the equipment being protected. Either way it must be very close to the systems earth star point.
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Electrical specification
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1 Nominal voltage (DC or AC peak) measured at <5µA
(ESP 15D/BX, ESP 15D/2BX, ESP 30D/BX, ESP 30D/2BX, ESP 50D/BX, ESP 50D/2BX)
and <200µA (ESP 06D/BX & ESP 06D/2BX). 2 Maximum working voltage (DC or AC peak) measured at <1mA leakage (ESP 15D/BX, ESP 15D/2BX, ESP 30D/BX, ESP 30D/2BX, ESP 50D/BX, ESP 50D/2BX), <10mA (ESP 06D/BX & ESP 06D/2BX) and <95µA (ESP TN/2BX). * Post transient recovery voltage >80V. |
Transient specification
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1 The maximum transient voltage let-through the protector
throughout the test (+/-10%), line to line & line to earth. Response time
<10ns. 2 Tested with 8/20µs waveshape to ITU (formely CCITT), BS 6651:1999 Appendix C. |
Mechanical specification
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