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CONNEX Socket, Size 7, for Transformer, up to 300 kV

Application:

  • Socket for mounting into transformers and other oil-insulated equipment

Characteristics:

  • Transformer testing in factory due to short time amount for plugging the accessories
  • Assembly time is significantly reduced and safe assembling guaranteed
  • Touch-proof, maintenance-free and floodable (IP67)

Technical Data

Article no. 828 071 999 00002
Size 7
Max. system voltage Um (kV) 300
Nominal voltage Un (kV) 275 - 287
Conductor residual voltage U0 (kV) 160
Applicable standards EN 50299-2:2014
Fitting length (mm) 620
Pitch circle diameter (mm) 475
Capacitive voltage tap with
Ventilation valve without
Working place outdoor, indoor and offshore
Insulation medium mineral oil (variants for ester on request)
Routine test: AC withstand voltage 1 min. (kV) 505
Routine test: Partial discharge test < 5 pC at (kV) 460
Rated lightning impulse withstand voltage BIL (kV) 1050
Nominal current IN (A) 4000
Max. dynamic short circuit current (kA) 170

Downloads

Data sheet as pdf-file
Drawing as pdf-file

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