Product description

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3KF LV HRC switch disconnector with fuse, complete assemblies, 3-pole
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3KF SITOR switch disconnector with fuse, basic unit, 3-pole, front operating mechanism, operating mechanism on right, size 1, box terminals
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3KF SITOR switch disconnector with fuse, basic unit, 3-pole, front operating mechanism, operating mechanism in center, size 2, flat terminals

Features

  • 3KF LV HRC series for standard applications and 3KF SITOR for protection of semiconductors

  • 3-pole and 4-pole versions in 5 different sizes (4-pole versions for 3KF LV HRC series only)

  • Supplied as a complete assembly including direct operating mechanism or as a basic unit without a handle

  • Direct operating mechanism with handle on switch disconnector

  • Door-coupling rotary operating mechanism for operation of switch disconnector outside the control cabinet door

  • Versions with lateral operating mechanism left and right

  • Connections in form of box terminal or flat terminal

  • Floor mounting or mounting on a standard mounting rail (size 1)

  • Additional poles can be retrofitted: 4. Contact element, N or N/PE terminals

  • Auxiliary switches for querying the switch positions

  • Suitable for AC applications up to 690 V + 10% (wind power)

  • Suitable for DC applications up to 440 V

  • Suitable LV HRC fuse links up to 800 A

  • Double contact interruption