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X1_Distributing_48VDC_Among_The_Racks

  • Sufficiently long, red, multi-conductor wires with 4mm˛ conducting area are used to carry GND to the racks within the same cabinet. For each interface rack (2.x1g.urn0xpm) and control rack (2.x1g.urn0cpm) within the same cabinet, one such wire is necessary. Each wire is connected to a red GND connector on the 1.x1g.kontaktr.
  • Sufficiently long, blue, multi-conductor wires with 4mm˛ conducting area are used to carry -48VDC to the racks within the same cabinet. For each interface rack (2.x1g.urn0xpm) and control rack (2.x1g.urn0cpm) within the same cabinet, one such wire is necessary. Each wire is connected to a blue -48V connector on the 1.x1g.kontaktr.
  • All red and blue wires are bundled and fixed to the cabinet.

Red and Blue wires carrying 48VDC power to the racks are connected to the GND and -48V connectors respectively on the 1.x1g.kontaktr

  • For each interface rack (2.x1g.urn0xpm), a red wire from the bundle is connected to the top power connector on the backplane board of the rack.
  • For each interface rack (2.x1g.urn0xpm), a blue wire from the bundle is connected to the bottom power connector on the backplane board of the rack.

An interface rack wired to the power net with the backplane power connectors

  • For each control rack (2.x1g.urn0cpm), a red wire from the bundle is connected to the power supply unit of the rack as shown below.
  • For each control rack (2.x1g.urn0cpm), a blue wire from the bundle is connected to the power supply unit of the rack as shown below.

A control rack wired to the power net with the in-rack power supply connectors

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Page last modified on April 18, 2013, at 01:55 AM EST
Subject to change without any notice. All rights reserved 2010 - Telesis A.S.
Iskitler Cad. No.68 Ankara, TURKEY. Tel: +90 312 3840540 Fax: +90 312 3840549 http://www.telesis-pbx.com