User Interface means the interface for the Hosted Services designed to allow individual human users to access and use the Hosted Services.
Vapor control system means a system that prevents release to the atmosphere of gasoline vapors in excess of 80 milligrams per liter of gasoline loaded (4.7 grains per liter).
Gross vehicle mass or "maximum mass" means the technically permissible maximum laden mass as declared by the manufacturer.
Office of the Interconnection Control Center means the equipment, facilities and personnel used by the Office of the Interconnection to coordinate and direct the operation of the PJM Region and to administer the PJM Interchange Energy Market, including facilities and equipment used to communicate and coordinate with the Market Participants in connection with transactions in the PJM Interchange Energy Market or the operation of the PJM Region. On-Site Generators:
PJM Control Area means the Control Area recognized by NERC as the PJM Control Area.
Direct Load Control means load reduction that is controlled directly by the Curtailment Service Provider’s market operations center or its agent, in response to PJM instructions.
Traffic control signal means a device, whether manually, electrically, or mechanically operated, by which traffic is alternately directed to stop and permitted to proceed.