Section 408.30835. Number of service-entrance conductor sets.

Rule 835.  Section 230.40 of the code is amended to read as follows:

230.40. Number of Service-Entrance Conductor Sets. Each service drop, set of overhead service conductors, set of underground conductors, or service lateral shall supply 1 set of service-entrance conductors.

Exception 1: A building with more than 1 occupancy shall be permitted to have 1 set of service-entrance conductors for each service, as defined in section 230.2 of the code, run to each occupancy or group of occupancies. If the number of service disconnect locations for any given classification of service does not exceed 6, the requirements of 230.2(E) shall apply at each location. If the number of service disconnect locations exceeds 6 for any given supply classification, all service disconnect locations for all supply characteristics, together with any branch circuit or feeder supply sources, if applicable, shall be clearly described using suitable graphics or text, or both, on 1 or more plaques located in an approved, readily accessible location(s) on the building or structure served and as near as practicable to the point(s) of attachment or entry(ies) for each service drop or service lateral, and for each set of overhead or underground service conductors.

Exception 2: Where 2 to 6 service disconnecting means in separate enclosures are grouped at 1 location and supply separate loads from 1 service drop, set of overhead service conductors, set of underground service conductors, or service lateral, 1 set of service-entrance conductors may supply each or several such service equipment enclosures.

Exception 3: A 2-family dwelling or a multifamily dwelling may have 1 set of service-entrance conductors installed to supply the circuits covered in section 210.25 of the code.

Exception 4: One set of service-entrance conductors connected to the supply side of the normal service disconnecting means may supply each or several systems covered by section 230.82(4) or section 230.82(5) of the code.

History:  1985 AACS; 1988 AACS; 1997 AACS; 1998-2000 AACS; 2004 AACS; 2007 AACS; 2009