and new machines may not have overload
capabilities.
capabilities.
The loading limitations given above are primarily
set to guarantee a mechanical safety factor
adequately below the endurance limit for the
set to guarantee a mechanical safety factor
adequately below the endurance limit for the
machines and, therefore, the loading limit of a unit
should not be raised on the basis of thermal and
electrical capabilities alone.
should not be raised on the basis of thermal and
electrical capabilities alone.
Specific recommendations on a machines loading
capabilities can be requested from the Code D-
8440, Denver Office.
capabilities can be requested from the Code D-
8440, Denver Office.
Figure 2. - Life of generator insulation.
5 (FIST 1-1 3/91)