These requirements cover wireline and wireless communications equipment@ or power supplies powering such equipment@ installed in a meter socket adapter. These devices are associated with network communications equipment powered at the premises and may be associated with smart grid applications. These devices may be connected on the line side of the service disconnect in accordance with the National Electrical Code@ NFPA 70-2011@ Section 230.82(9). Equipment covered by this Outline of Investigation may be provided with one- or two-way communication@ by means of power line carrier signals@ telephone@ cable@ wireless communication@ or other methods. Equipment covered by this Outline of Investigation may be provided with one- or two-way communication@ by means of power line carrier signals@ telephone@ cable@ wireless communication@ or other methods. This equipment may additionally provide signals for the control of electrical loads or electrical power generation equipment in response to signals received from the utility or local communication networks. This equipment does not provide metering of utility power for the purpose of revenue billing. These requirements cover socket mounted equipment@ intended for installation in ordinary (non-classified) locations installed in-between the electric meter and the meter socket. This Outline of Investigation does not cover the following: a) Meter socket adapters that do not incorporate communications or communications powering equipment. Such devices are covered by the Standard for Meter Sockets@ UL 414. b) Electric utility meters which measure@ monitor@ record@ transmit@ or receive electrical energy generation or consumption information. These devices are covered by the Outline of Investigation for Electric Utility Meters@ Subject 2735. c) Communications equipment that may be powered from@ or communicate with@ this equipment that is not installed in a meter socket adapter.
UL SUBJECT 2745-2011 history
2011UL SUBJECT 2745-2011 OUTLINE OF INVESTIGATION FOR METER SOCKET ADAPTERS FOR COMMUNICATIONS EQUIPMENT (Issue No. 1)