busbar(redirected from Bus-bar)
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A heavy, rigid metallic conductor, usually uninsulated, used to carry a large current or to make a common connection between several circuits. Also known as bus.
A heavy, rigid electrical conductor (usually uninsulated copper or aluminum) which serves as an interconnection between power-handling devices (such as switches and circuit breakers) or as a common connection between several circuits.
The main conductor in an electrical system linking all generators and/or batteries and distributing power to all operative branches. It is essentially a metallic bar used to carry a large current and to make common connections between several circuits. See also battery bus.