Power Cable Insulator

Polymeric Drop Out Fuse(Solid Core)

Polymeric Drop Out Fuse (Solid Core) are manufactured using highly conductive copper alloy. These current limiting fuses are installed at high voltage and are used to provide protection when the trouble is consistent.

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Application

Our Drop out expulsion type fuse cut outs suitable for installation in 50Hz, 11KV distribution system for protection of H. T. lines and transformer centers Tap lines.

Construction

The Drop out fuse set has single pole construction. Each pole consist of Polymeric insulators, all current carrying parts made of a highly conductive copper alloy and the contact portion are silver plated for corrosion resistance and efficient current flow & the fuse tube made of fiber glass coated with ultraviolet inhibitor on the outer surface and having arc quenching bone fiber liner inside.

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Technical Parameters

SR.NO PARAMETERS 11 kV
1 SYSTEM VOLTAGE 11kV(r.m.s)
2 HEIGHT SYSTEM VOLTAGE 12kV(r.m.s)
3 RATED CURRENT 100/200Amps.
4 POWER FREQ. WITH STAND VOLT TO EARTH 28 kV(r.m.s)
  ACROSS THE TERMINALS 32kV(r.m.s)
5 IMPULSE WITHSTAND VOLTAGE TO EATH 60 kVp
  ACROSS THE TERMINALS 75kVp
6 CREEPAGE DISTANCE 340 MM