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switchboard |
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switchboard an assembly of switchgear for the control of power supplies in an installation or building switchboard [′swich‚bȯrd] (communications) A manually operated apparatus at a telephone exchange, on which the various circuits from subscribers and other exchanges are terminated to enable operators to establish communications either between two subscribers on the same exchange, or between subscribers on different exchanges. Also known as telephone switchboard. (electricity) A single large panel or assembly of panels on which are mounted switches, circuit breakers, meters, fuses, and terminals essential to the operation of electric equipment. Also known as electric switchboard. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Western Electric in 1957 stopped making switchboards like hers. 2 million, including options, from Northrop Grumman (NYSE: NOC) to deliver a full shipset of low-voltage (450-volt) distribution and load center switchboards for the U. The agreement covers telephony traffic between subscriber switchboards as well as data communication such as WAN solutions (data network for remote communication) and Internet services. |
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