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DO-III draw out fuse holder

The DO-III fuse holder is a draw out load break expulsion fuse holder designed for use with pad-mounted distribution transformers filled with transformer oil or other approved fluid.  It is designed to protect the distribution system in the event of an internal transformer fault, secondary fault, or severe overload when used with properly coordinated DO-III expulsion fuses.  Following industry safety practices, the DO-III fuse holder can be used to break load.

Why Hitachi ABB Power Grids?

  • Robust, proven product
  • Lead-time four weeks or less

Product scope

  • System voltage: through 34.5 kV, 150 kV BIL
  • Current ratings: through 160 A
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