A switch that operates at very low temperatures at which its components are superconducting; when current is sent through a control element to produce a magnetic field, a gate element changes from a superconductive zero-resistance state to its normal resistive state.
Related Terms |
SEEBECK EFFECT
When two different adjacent metals are heated, an electric current is generated between the metals.
|
ADJUSTABLE DIFFERENTIAL
A means of changing the difference between the control cut-in and cut-out points.
|
ACTION
Refers to the action of a controller. It defines what is done to regulate the final control element to effect control.
|
SHED MODE
A method of demand control that reduces kW demand through shedding and restoring loads.
|
AMMETER
An instrument for measuring the magnitude of electric current flow.
|
ARC
A flash, caused by an electric current ionizing a gas or vapor.
|
ARMATURE DEMAGNETIZATION
The reduction in the effective magnetic lines of force, produced by the armature current.
|
ALIVE
A term referring to a circuit in which a current is flowing. Also referred to as live.
|
ALTERNATOR
A device which converts mechanical energy, into alternating current.
|
AIR GAP
The space between magnetic poles, or between the rotating and stationary assemblies in a motor or generator.
|
