4. Auxiliary services
The operation of a substation requires different forms of energy to perform various functions (control, signalling, transmission, motive power, lighting, heating, etc.).
Auxiliary services include production and distribution facilities for these different forms of energy, providing :
low-voltage alternating current ;
low-voltage direct current ;
pressurized oil to insulate HV cables.
4.1 Role of auxiliary services
Auxiliary services distribute the energy required by the equipment installed in the substation, with the required quality of service and safety.
These services can be classified...
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Auxiliary services
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DELBARRE (J.M.). – High and extra-high voltage substations. Role and structure. Electrical networks and applications (1993).
BLANC (R.). – High and extra-high voltage substations. Constructive provisions. Electrical networks and applications (1994).
DELON (J.-P.) – High and extra-high voltage...
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