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 TM 5-683/NAVFAC MO-116/AFJMAN 32-1083
Table 6-2. Cable maintenance--overheating problems--continued.
Cause of
Installation
overheating
Remedy
All
High current
Install capacitors to
installations
because:
low-
improve power factor.
power-factor
equipment, and
Raise voltage by means of
low voltage at
taps on transformer or
receiving end.
reduce voltage drop by
moving single-conductor
cables closer together.
Move transformer closer
to load.
If load can be operated
at two voltages, use
higher value.
Unbalanced
Balance arrangement of
currents because:
single-phase loads to
unbalanced
divide current equally
loading of
between three conductors.
phases, and
With two or more single-
unbalanced
conductor cables in
arrangement of
parallel per phase,
single-conductor
consideration must be
cables in group.
given to phase
arrangement of cables to
prevent unbalanced
6-9
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