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Inner Cone Plug-in Serial up to 42kV( Insulated Bushing)

Inner Cone Plug-in Serial up to 42kV( Insulated Bushing)

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  • Conforming to EN 50181
  • Connecting to high voltage conductor of C-GIS cabinets or transformers
  • Compact design, fully insulated and non-maintenance 

 Referred Dimension

Item Part No.
WNJT-1 WNJT-2 WNJT-3
Outline L1(mm) 140 140 217
L2(mm) 136 136 165
Conductor ΦD(mm) 36 39 55
Installation Installation Position for Bushing 108 108 113
Number of Installation Hole n(pc) 3 3 6
Installation Position for Termination 95 102 130
Number of Installation Hole N(pc) 3 3 3

 

Technical Data

Item Part No.
WNJT-1 WNJT-2 WNJT-3
Rated Current A 630 800 1250
Maximum System Voltag(Um) kV 36 42 42
AC Withstand Voltage 50Hz for 5min (kV) 70 117 117
Partial Discharge 1.73U0 ≤5pC ≤5pC ≤5pC
Impulse Withstand Voltage (10 times for each polarity) 1.2/50μs(kV) 170 200 200
Maximum Short-time Current Withstand 1sec(kA) 31.5 40 50
Rated Impulse Current kA 125 150 150

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