1968 Ordinances - Laserfiche WebLink

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occupancy above the second [toor shall have service equipment grouped in a common accessible place, the disconnecting means consisting of not more than six switches or six circuit breakers. Multiple occupancy buildings that do not have individual occupancy above the second floor may have service connectors run to each occupancy in accordance with Section 230-2, Exception No. 3 and each such service may have not more than six switches or circuit breakers. (c) Approval. The disconnecting means shall be of a type approved for service equipment and for prevailing conditions. (d) Types Permitted. The disconnecting means for ungrounded conductors shall consist of either. (1) A manually operable switch or circuit-breaker equipped with a handle or other suitable operating means positively identified and marked for mechanical operation by hand. (2) An electrically operated switch or circuit-breaker provided the switch or circuit-breaker can be opened by hand in event of a fail'rare of the power supply and the open and closed positions are clearly indicated to the operator. (e) Externally Operable. An enclosed service sv~itch or circuit breaker shall be externally operable. (f) Indicating. ~ne disconnecting means shall plainly indicate whether it is in the open or closed position. (g) Switch and Circuit Breakers. The disconnecting means for each set or subset of service-entrance conductors shall consist of not more than six switches or six circuit breakers in a common enclosure, or group of separate enclosures. Two or three single pole switches or breakers, capable of individnal ope~ation, may be installed or multi%~re circuits, one pole for each tungrounded conductor, as one muttipole disconnect provided they are equipped ~th "h~.dle ties," "brandies ~thin 1/16 inch proximity," a "master handle," or "other means," m~daing it practical to disconnect all conductors of the service %~th no more than six operatioD~ of the brand. See Section 384-16(a). (h) Simultaneous Openings. The disconnecting means shall simultan- eously disconnect all ungrounded conductors, except for 3-wire direct-current or single-phase circuits or multiwire circuits that do not supply polyphase motors.