Example of installation & commissioning guide

ConnectionCable routingConnecting the auxiliarycircuits■ cabletraysThe auxiliary cables are routed on metal cabletrays. Theymust be flanged according to proper procedures.■ trunkingsThe following rules must be complied with in traditionaltrunkings:❑ trunking must be secured at least every 600 mm❑ trunking must not be filled to more than 70% of capacity❑ cables must not be tied inside trunking❑ trunking must be secured using plastic screws to avoidany risk of damaging cables❑ avoid routing auxiliary cables directly in contact with powercables.A: trunking panelbuilder sideB: trunking contractor sideC: auxiliary busductsD: rail for auxiliary terminal blocksE: 1 or 2 rails for power terminal blocksConnection■ general❑ all strands of a conductor must be inserted in the hole ofthe terminal❑ tighten securely, taking care not to cut strands❑ identify cables using references consistent with switchboardreferences in order to simplify future intervention.■ connection of the auxiliary blocks of the Polyfast functionalunits❑ front connection: direct connection on the fixed part of theblock❑ in rear connection: connection on a terminal block placedin the rear compartment.37OkkenSchneider Electric