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switchboard    音标拼音: [sw'ɪtʃb,ɔrd]
n. 配电盘,接线总机

配电盘,接线总机

switchboard
开关板 交换机

switchboard
n 1: telephone central where circuits are completed with
patchcords [synonym: {switchboard}, {patchboard}, {plugboard}]

switchboard \switch"board`\ n.
1. an elctrical apparatus consisting predominantly of a panel
on which are switches or other means of completing
electrical circuits; -- used especially for the devices
used in telephone exchanges. See sense 2.
[PJC]

2. (Telephone) An apparatus containing switches by means of
which a connection may be made from an incoming telephone
line to any one of numerous outgoing lines. The switches
may be either mechanical or electronic, and the switching
action may be automatic, controlled by signals in the
incoming call, or manual, controlled by a switchboard
operator. In older style manual switchboards, the circuits
were connected by the use of patchcords, inserted into
plugs.

Syn: patchboard, plugboard, telephone exchange.
[PJC]


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  • What is a switchboard and what is it used for . . . - AutomationForum
    Definition The National Electrical Code® (NEC®) defines a switchboard as a large single panel, frame, or assembly of panels on which are mounted, on the face, back, or both, switches, over current and other protection devices, buses, and usually instruments Theory Switchboards enclose various devices For example, the following illustration shows two switchboard sections, an […]
  • Distribution Panel vs Switchboard | Information by Electrical . . .
    DP vs SW BD DP vs SW BD Usually when you get to the 1200-1600A ranges you are looking at switchboard, but the differences are the physical space requirements switchboards will take up more re-estate and sometimes depending on the size configuration or project specifications may require rear access (not in all cases) as well as front access, where a distribution panels is usually around 12
  • Panelboard vs. switchboard | Information by Electrical Professionals . . .
    Re: Panelboard vs switchboard Also, along with what Ron said because of the structure a swichboard can be much more complex Panelboards are wall mounted and switchboards sit on the floor Switchboards commonly have a main breaker in one section or structure which feeds the rest of the switchboard with a set of horizontal bus
  • Solved: What is switchboard. exe - Adobe Community - 6515829
    Adobe SwitchBoard - SwitchBoard exe - Program Information "Adobe SwitchBoard is a process that facilitates communication between Bridge CS5 and the MiniBridge panel in Photoshop CS5 or InDesign CS5 " Votes
  • Estimating Switchboards | Information by Electrical Professionals for . . .
    Only manufacturer reps for switchgear can price a switchboard I can't call my supply house and get a price on a switchboard They can price panels, transformers, etc, but the big stuff gets kicked upstairs to the reps Also, there are a thousand different options to consider on a switchboard or MCC
  • What is a Dead Front? | Information by Electrical Professionals for . . .
    As the title asks what is a dead front? In the photo below the panel has a two part cover, an inner trim (shown) and a cover (not shown) Some say that the inner trim is the dead front but the definition in the NEC seems to say otherwise IMO the combination of the inner trim and the outer
  • Trench Under Switchboard | Information by Electrical Professionals for . . .
    He intends to stub up the service conduits at one end of the switchboard, and start the trench just past that point, so the trench will be about 9-10 feet long He wants to run feeders from the switchboard breakers down into the trench, and over to the side wall, where they will enter conduits that run under the slab to distribution panels
  • Double Ended Switchboards | Information by Electrical Professionals for . . .
    We have a major casino resort here in Vegas that has over 50 M-T-M subs that at any time the entire load of the D-E'd switchboard can be carried by a single transformer at either end In this case, design load for the D-E'd switchboard is such that each half is only loaded to 50% capacity It's the cost of an N+1 scheme in a 24 7 world
  • concrete pad for switchboard and transfomer | Information by Electrical . . .
    The purpose of a housekeeping pad is usually structural, as opposed to an NEC requirement It helps distribute point loads from equipment with a localized footprint into a global load distributed over every square inch beneath the equipment
  • SwitchBoard Server (32-bit) has stopped working Bridge CS5
    - Try launching switchboard exe directly (located in \Program Files (x86)\Common Files\Adobe\Switchboard) On a working system, switchboard should launch, run for a few seconds, then exit (since it has no connection to Bridge or Mini Bridge, please use "Windows Task Manager"->Processes to monitor this)





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