210.14
(H) Fixed Multioutlet Assemblies. Fixed multioutlet assemblies
used in other than dwelling units or the guest
rooms or guest suites of hotels or motels shall be calculated
in accordance with (H)(1) or (H)(2). For the purposes of
this section, the calculation shall be permitted to be based
on the portion that contains receptacle outlets.
(1) Where appliances are unlikely to be used simultaneously,
each 1.5 m (5 ft) or fraction thereof of each
separate and continuous length shall be considered as
one outlet of not less than 180 volt-amperes.
(2) Where appliances are likely to be used simultaneously,
each 300 mm (1 ft) or fraction thereof shall be considered
as an outlet of not less than 180 volt-amperes.