13 Mounting of Operating Mechanism for Earthing Switch
13.1 Direct Mounting
Note : Make sure that the operating mechanism is in the ON position (as-delivered state). If the
operating mechanism is in the OFF position, set it to the ON position using the emergency hand crank
(39).
Caution : In case of motor-operated mechanism, test operations may operations may only be carried
out using the emergency hand crank (39). Do not use a drill.
Note : Make sure that the disconnector poles is in the OFF position before mounting the operating
mechanism.
Mounting steps :
1. Unpack operating mechanism (77)
2. Tighten operating mechanism to disconnector base (2) Figure 37.
3. Fit operating lever (76) on the shaft end of the operating mechanism according to mounting side
Figure 43, Figure 44.
4. Next step : Chapter 14 : Mounting of Earthing Switch
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1HDB 050016-YN-A
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