Service and Meter Installation Requirements Guide

04.40   SERVICE ENTRANCE - HIGH-RISE

MULTIPLE OCCUPANCY BUILDINGS

Multiple occupancy buildings with individual occupancy above the second floor:

If there are five (5) or less meters, they must be grouped together at one location.

Where there is to be more than one metering location, meters shall be grouped together in a basement location to meter the basement and the first floor. Other meters shall be grouped in single locations, and shall be arranged to meter that floor, the floor above, and the floor below.

Conductors carrying unmetered current between service equipment and a remote group of meters within a building shall be enclosed in a continuous conduit.

SERVICE TO HIGH RISE BUILDINGS

Before purchasing electrical equipment or proceeding with any wiring, it is necessary to obtain information from GPU Energy concerning the character of service available and location of service and meter.

Multiple occupancy buildings that do not have individual occupancy above the second floor may have service conductors run to each occupancy in accordance with the National Electrical Code. However, no building shall be supplied through more than one service drop, except under special circumstances, with the approval of the Company and inspection authority having jurisdiction.

Where the pre-bussed multiple position meter sockets are used with six (6) or less positions, a main overcurrent protective device is not required for service from overhead secondary or underground distribution. However, pre-bussed multiple position meter sockets served from the Conventional Underground network will require a main overcurrent protective device ahead of the trough, regardless of the number of meter positions.

All trough type multi-metered installations must be made with pre-bussed troughs, or include provision for a single point of connection. Installations containing more than six (6) meter positions will require a main overcurrent protective device installed ahead of the trough. The use of two small troughs at the same location, with a combined total of more than six (6) meter positions, will also require a main overcurrent protective device ahead of the troughs. Any trough located within 50 feet of another trough shall be defined by the Company as being at the "same location".

Self-contained meters must be located in accessible areas outdoors, and may or may not be grouped. If self-contained meters are permitted indoors, they must be grouped as detailed in Multiple Occupancy Buildings above.

The Company must be consulted for metering installations requiring current transformers.

The Company will allow a maximum of three (3) service heads at the point of attachment for a single service drop.

The Company will allow the use of bus duct up the side of a building for customers with large capacity service entrances. Provisions must be made by the Customer for interconnection of the bus duct with the Company's overhead service conductors.

Group-Metering (meter stacks) in addition to satisfying all other requirements of this METER INSTALLATIONS section shall conform to the following additional requirements:

Fifth terminals are required in each meter socket preferably located at the 9 o'clock position as viewed from meter front on 120/208 volt services.

Each meter position shall be plainly and permanently identified to indicate the circuit or Customer served. (See Requirement 5.10).

End of Specification:

Created:

12/21/99

Last Revised:

12/21/99

 

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