9 Terms
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Electricity
A database referring to the existence of a flow of electric charge.
Industry: Utilities
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Electricity
Photovoltaic array
Electrical equipment; Electricity
An interconnected system of photovoltaic modules that function as a single electricity producing unit. The modules are assembled in a discrete structure, with common mechanical support or mounting. ...
Photovoltaic cell
Electrical equipment; Electricity
The smallest semiconductor element within a photovoltaic module to perform the immediate conversion of light into electrical energy (DC Voltage and DC Current).
Prohibited approach boundary
Electrical equipment; Electricity
An approach limit at a distance from an exposed live part within which work is considered the same as making contact with the live part.
Protected zone
Electrical equipment; Electricity
The portion of a power system protected by a given protection system or a part of that protection system.
Protection equipment
Electrical equipment; Electricity
The apparatus, including protection relay, transformers and ancillary equipment, for use in a protection system.
Protection relay
Electrical equipment; Electricity
A relay designed to initiate disconnection of a part of an electrical installation or to a warning signal, in the case of a fault or other abnormal condition in the installation. A protection relay ...
Protection scheme
Electrical equipment; Electricity
The coordinated arrangements for the protection of one or more elements of a power system. A protection scheme may compromise several protection systems.
