Instruction Book
Effective: March 2007
Page 33
IB6513C80G
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The end of the guide tube is shaped like a steep-pitch
one-turn screw thread so that when the levering shaft is
rotated counter-clockwise, the rear key will catch and
enter the slot and rotate the guide tube and nut, with-
drawing the breaker. At the end of the travel, the nut
disengages from the screw and is spin free.
Figure 5-17 DHP-VR Breaker (5 kV) Levering-in Device
Nut Housing
Figure 5-18 DHP-VR Breaker (7.5 and 15 kV) Levering-in
Device Nut Housing