Installation
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2013-07-08
Corresponding to the rated current strength, use M12 screws and nuts - strength
class 8.8 - for connection of the busbars and use the appropriate spring elements
and washers.
When tightening the screws, hold the nuts against tightening torque of 70 Nm with
a suitable screwdriver or socket wrench.
Screw-in depths in the upper and lower terminals
See dimension drawings.
Fig. 67
Installing busbars flat
Fig. 68
Installing busbars flat
Note
For vacuum circuit-breakers with connecting bars, it is recommended to use the
stainless steel screws or non-magnetisable screws included in the accessory
pack.
Summary of Contents for 3AH37
Page 4: ...4 9229 9992 176 0D 2013 07 08 Blank page ...
Page 50: ...Installation 50 9229 9992 176 0D 2013 07 08 Blank page ...
Page 54: ...Operation 54 9229 9992 176 0D 2013 07 08 Blank page ...
Page 60: ...Maintenance 60 9229 9992 176 0D 2013 07 08 Blank page ...
Page 62: ...Index of keywords 62 9229 9992 176 0D 2013 07 08 Blank page ...