Services & DistributionQuestion 93 of 521
As a general rule, each service drop or service lateral is permitted to supply:
a.Always two sets of service-entrance conductors
b.An unlimited number of sets
c.One set of service-entrance conductors (with specific exceptions)
d.Three sets minimum
Explanation
Per 230.40, each service drop, overhead service, or lateral is generally permitted to supply only one set of service-entrance conductors, with defined exceptions (such as multiple occupancies with separate disconnects grouped together). The other choices misstate the general one-set rule.
Law Reference: 2023 NEC §230.40Practice all 521 questions free — no signup required.
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