Difference between revisions of "Common electrical terminology"
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− | + | === ampacity === | |
+ | The current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating. | ||
− | + | === ampere === | |
+ | A type of electric current produced by one volt applied across a resistance of one ohm. It is also equal to the flow of one coulomb per second. Named after French physicist Andre M. Ampère 1836. | ||
− | + | === branch circuit === | |
+ | The circuit conductors between the final overcurrent device protecting the circuit and the outlet(s). | ||
− | subpanel | + | === brownout === |
+ | A reduction in voltage and/or power when demand for electricity exceeds generating capacity. The term brownout is misleading because customers generally do not notice the reduction, except when it affects sensitive electronic equipment. | ||
+ | |||
+ | === buss bar === | ||
+ | |||
+ | === circuit breaker === | ||
+ | A device designed to open and close a circuit by non-automatic means and to open the circuit automatically on a pre-determined overcurrent without damage to itself when properly applied within its rating. | ||
+ | |||
+ | === circuit extensions === | ||
+ | To extend or add-on to an existing circuit to provide an additional power source. | ||
+ | |||
+ | === code corrections === | ||
+ | Procedure designed to eliminate wiring conditions that do not meet National Electrical Code requirements and safety conditions. | ||
+ | |||
+ | === Romex === | ||
+ | |||
+ | === service panel === | ||
+ | |||
+ | === subpanel === | ||
Revision as of 16:38, 13 November 2008
Contents
ampacity
The current, in amperes, that a conductor can carry continuously under the conditions of use without exceeding its temperature rating.
ampere
A type of electric current produced by one volt applied across a resistance of one ohm. It is also equal to the flow of one coulomb per second. Named after French physicist Andre M. Ampère 1836.
branch circuit
The circuit conductors between the final overcurrent device protecting the circuit and the outlet(s).
brownout
A reduction in voltage and/or power when demand for electricity exceeds generating capacity. The term brownout is misleading because customers generally do not notice the reduction, except when it affects sensitive electronic equipment.
buss bar
circuit breaker
A device designed to open and close a circuit by non-automatic means and to open the circuit automatically on a pre-determined overcurrent without damage to itself when properly applied within its rating.
circuit extensions
To extend or add-on to an existing circuit to provide an additional power source.
code corrections
Procedure designed to eliminate wiring conditions that do not meet National Electrical Code requirements and safety conditions.
Romex
service panel
subpanel