ABB UniSec DY800, Инструкции по установке, обслуживанию и техническому обслуживанию

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Connettore di collegamento
all'unità periferica di telecontrollo
Connettore di collegamento
allo scomparto
23 D I S T R I B U T I O N S O LU T I O N S
Fixed connector on the cubicle
External multicore connection cable
Connector for remote control extension unit Cubicle connector
8.7.3 Connection of the auxiliary circuits
There are auxiliary circuits in all UniSec DY800
cubicles.
The wiring inside the switchgear is installed in the
factory. The conductors are routed from a fixed
connector on the switchgear panel.
The external connection between the motor-
operated control and telecontrol extension unit is
made with multicore cable equipped with flying
connectors.
The figure below illustrates the route inside the
cubicle of the cables that connect the current
transformers, the toroidal transformer for
homopolar protection and the RG apparatus. Cable route inside the cubicle
Flexible metal tubes inside the cubicles allow the
auxiliary cables to be routed from the cable
compartment to the upper part of the housing of
the operating mechanism near the support of the
protection device.
Auxiliary cable entrance point
situated on bottom of cubicle
Route of flexible
metal tubes for
auxiliary cables
Auxiliary cable exit
point