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Section 2 Installation
Copyright Goodheart-Willcox Co., Inc.
Figure 10-8. Use these steps for calculating the total service load.
Conductors
Rubber or
plastic covering
Other insulation
Rubber
Stranded
bare neutral
Outer covering
Twist into
one conductor
Figure 10-9. Service entrance cable (SEC). Bare,
stranded neutral wire must be twisted into a single
strand before being connected.
Figure 10-10. Most service drops in new homes are
made with triplex cable. It consists of a bare neutral wire
around which two insulated cables are loosely wrapped.
The neutral wire supports the insulated wires.