IE66758B1 - Improvements in and relating to electrical distribution equipment - Google Patents

Abstract

An electrical load centre bus bar mounting assembly is provided in a form which is easily assembled, variable in capacity, and has reduced number of parts. The assembly essentially comprises of plurality of juxaposed synthetic plastic moulded members 11, each formed so as to interlock with adjacent moulded members. In addition, each moulded member is formed with a plurality of location lugs 14 adapted for engagement with apertures in a support member.

Description

IO as 2Θ 25 3G 35 t- u / ό 8 Ssgsrsiveaeats in aad Relating to Electrical SajateUseatioaj^sipseat-;— ......

She invention relates to electrical’ disfcribntion eqaiseaeaxt wed aore partxoalarly t» electrical leadeeafcres and parts tbsTefor» Xt is an object of the invaatiesss to provide aleadcentre Sms bar amgting assembly sSuLch: is easilyvariable in cssgecityg Bar a reduced jsasfeer of separateparts g is <©asS,ly «sssesfclea. «sd has «easy eteoed safetyfeatures tfesa beretofere- Recording to the invention there is prov-ided anelertrieal loadoeaatre teas fe®r nouatiag assesfelyoonporlsing a plurality of ^wctopoesei synthetic plasticsatcxslded members, each famed so as to interlock witheach mss± adjaceszfc aecsber asd each fessed, with aplurality q£ location lugs fee engagement with aperturesin a support neaber, rt use.

Said plastics s®o»Ided naabers may Incls&e a firstmember cceprieiagr a single xaesming base modnle fomedto aecenodate a neutral bos bar transversely in atfeassel tfeereacross and locating beneath portioasproject lag over, oae side of the channel.

The base nodule nay be famed to aceasnscMSate up tafour terminal cars connected to the neutral fess tapsecured to the base nodule and arranged to leefe theneofexal feus fear xr„ position in said channel. TOse basenodtele nay be: forced to aaccaaodate a*sd support tarsias!ispsrt ends of three longitudinally 'eiet©ad£isg oratput bosbars within separate channels therefor- L3Sie base acertileray also be formed to accomodate and support a safetycaver meaher to spaa inteenediate portions of all ofsaid terminal laprt ends of eaJLd oetpofc fees fears.

Said moolded plastics mesfeers may also isclade atleast ©a® pair &£ eeeesd and third »5db-firt#. the or eachsecasa. eesafeer ^conpeiising a way module formed along saaedge, thereof with projection seans for engaging withslot moans famed along as, abetting edge of fc&e basesodale se of the ©artespaeftdiag opposed edge of ajuxtaposed farther way aodmle and formed with three >s • ii spaced a,part dhaeaasl portioas, «sfe^fediBg between saidopposed edges fcer locatiag aa outset bus bar ia aac&etecreof, »aa the ©r «sadfe OtfeS neafeer ocnprisiasg a waybarrier forsed fc® locate over its caaa^easponding ‘way 5 aodele so as to enclose tbs ostgaitg tes fear® msd fomedwith channels to acxsceewQdato separate .setters teminalsifae eaeb of the oatpet teas bars.

She «teasoael portions for aocoastodatiag the outsat,tecs fears las tfee way wesdel© say easts fee fsnaed with Z0 farther cfceanel portion^ t&ereia located to tee feesaeathtbs oatput texwiaal receiving channels of. the way'barrier- LJfee or each way nodale ray fee fonsed with sixsolid cylindrical aouastiag perticiss east Iseat&ai b*t»eeaopstandiag flanges £®c aoe&wscdatisg xcsrating of an 15 electrical device fe© fee eswsested to ©ae of said ocstpafctesaisals- She or each way asodale say fee forsef with,apertures thereridnrotagh which allow passage of locationlegs forsad ©a the cMsseSponAing say barrier forengagenest with apertcres i» the sagporfe sosfaee, in 2® sfe®. & safety blanking device say he located over the careach way barrier to blank access 'to said oatptsfctersaissale and the safety feXebfeisg device ray comprise assafaer of self-adhesive synthetic plastics aatesrial. ,25 tba elastics SBcaalded eeefeexis say isclnde a £«stb mater comprising a capping meober foamed to locate withsaid opposed edge of fete» way aednle nost' react®fries the iaceeaing base aodsxl®.

She foregoing and feather features of the invention 30 stay fee hare readily eaderstood Sr as the followingdescription of a preferred csafeodlsest thereof», by way ofexaaple, with 'ref«sen» to the acocspanyiag drawings, inwfeichs- Pig 1 is a plan view of an eleefcrieal loadoeasfcre 35 fess fccr neraeiting asseably; fig» 2,,, 2a 2fe are piss asd opposed sideelevation views respectively, of ttee ifeaaaisg baseBedel© of Fig * itf 3 Figs 3, 3α, and 3b are plaa asd opposed sideelewational views respectively of as way nsfeXe ofFig- l; Fig’s 4, 4a and 4b are plan and adjjaeSsnfc side5 elevafcicsnal views respectively of a way barrier of Fig ij Fig S is s plan view of a safety b&ssftiag devices foar sas with the way barrier a£. Fig' 4; rig ® £s a plan view of a’way barrier of Fig 4 10 with a blai&iag device of Fig S' located thereon, and Figs 7asd § axe perspective views of a e&pplngsaecber for tss with the asseably of Fig x»- Beferring as« to Fig 1 of the drawings there is 15 sBa«a as electrical loadcraaere coasting assemblyectqprising a plurality of juxtaposed» iafcerloCtoedscalded syatbetle plastics, nenbers, ccsaprislrsg a firstnsaiher in the fee» of en inconing base nodule io, threesecond «sabers In the fto of ’«ay nodules 11 and three 2Q third neabars (one only sheswa) in the for» of waybarriers; 22- Bef erring now to Fig l in ccasfeiaafcion with Figs 2;(,Sa and 2fe the Is,©©slag base nodule XO la i'osaes as abase plat* 13 with location logs 24 depending downwardly 25 ' therefraa to engage with apertures I®, a support sarfaeef>sfc shown) which would sarxsXIy be in the for» of thebase off a netal box housing» A neutral fees Isas· 15CFIg 11 is, located transversely across a chansssl 15a lathe base nodule 10- The has her 15 locates beneath 30. extension portiaes 20a and 27a ©f vebe 20 and 27. Screwfixlsg' at apertures 1« provides extra seccrlty- Baispat -teEuisml 27 is attached to feus bar IS at the sadfixing poisfe 16’ and a stepped portion of s®eh tetsainalextends swr aa upstanding j^apperc. wab 18 within a 35 channel IS foEEed by the walls of two· upstanding webs• 20* A sixilar arrwageswsst of fixing point 16·, web is,channel 29 and walls 20 is also· provided s^iaoetrlcallyat the other side of the nodule 10. She bus bar 25 nay ·* If 4 be provided with, legs SI which ©wrlie flsdag psists 25:to accflosodate teneiaal feat» 23 located at the logs 22and wields Icseatian foanaatieasi 24 is ss tpstasding «all23 or Modale 20» At least one teraduoal bar 23 is ·' - 5 provided and the fihdng to Isga *2, loefcs tfee ssasssl jsss . fear la p©$itioa» Bta%e cfesmtls 26 axe, provided between opetaadisgfwefee 37 and axe each fexned with as Bpstacadisg sag-sortweb 23 for «®5?oKtlag the ispet tesniaal eatds 29 « Solid c^lisdrical portloas: 31 ®r« located feetwses ^stassdiag webs 32 of base Model·® 1© for locating, a £ewr-way is^t device betwasE,peKtioBMS 32« m the one band, Sad tfee £a®efc texniaal 27and tersaisal en&s 29, aa the other hand» IS aefeanrfjogr sew h© Pig 2 i» ««bdwetfeion with Figs 3,„ 3e asri 3fe each, vre? ©©dale 12 is farsed with threeesassels 33, the ©eafcse ebanael 33 having Bpstasdiag 0-shaped charnels 34 eloag each side thereof and the ottersides. ©f eastaae channels 33 having ap&thndisg webs 35 20 tfaereaiewg.. Axxanged syss<&triesX2y ca each side ofefeasaals 33 are tire© solid cylindrical portions 36carried between «spsfcaading webs 37 with wall webs 38eifitaSidirig to adjacent ester channels 33» 15©aas»ardlyextending locat&e© lags 24 axe also integrally feseed 25 with base portion 3S. Keetaagalar apartares 39 aresysaetrically ioasated. eeatrelly of webs 3S„ Safferrisg sow fee Pigs 4, In efeaMse&s 33- 3.9 S»c& off the «whets io, 11 ,aad 12 hew cxarresporoSincr intsrnsagaging facxations <7 foBned alongtheir opposed edges sweh that tbey interlock whenlocate! together on a seaport snrface, with Iwgs 14 and40 being a snap fit is location aperfcwre® ia such IS Em©grarfc scrfasses- Befesring now to Fig 5 there is sdsicnn» a safetyblas&feg aees&sr 48 ϋώώ is preferably foraed of self-adhesive synthetic plastics» «Aerial vhieh is fannedwith apartase® offees fears 30» 25 Figs 7 and S sfecw a capping tester SO which is f ScneA to locate and locfc vitb the cotenost free edge SI' (Fig 1? ©b that wbes the assestely is ia use ia alesadsentre box teasisg and is wall awssted, a© foreignsetter caa eater the assessfely fee® abowe- 3© &i3S%Zgg ass^i&ly within a loadceesfcne bowsing the iwscsdag nodnle in is firstly Snapped, iato the bacSfe ofthe heasisg with location logs 14 entering locationapertasres within the bowsing- rsgsiirei assanber of way aedEles 11 are than Esappai into the aousiag,,, wfeMiag 'Hpwardly fee· «©dale ie» The aawfeal fees bar15, r-egeired raoafeer of teraiat,! itrs 23 and csatpofc hasbars 3© are thee located into pessitioa. t-fe® waybarrier® 12 *r® tbss located .above the way sodoles H <« «1 and the ocfcpwt teraifeals 44 aa?e tfeea located above tis®way barxi-er® fey the vay SESidttag’ well 46 together withtit© apertex'es and cavities in '«ay feaxeier X3 and seearediy screw fixings to tSse be bars So- Slatting ncstbetss 5 48 and 49 ws then fee located in position as pr^iostsly described.

With the asrasgea«sh ;®s shews it has bee® foccdthat tfee n'casfe^r piece pacts for a leadcenfcre can beredasced fey the order ©f 50% and fey having a snap-in 10 xsiaatisg arrangesMBEt asseafely tSsse is considerablyredmsed.. By tavxag the esfcpot fees feat®. 30 alncettotally enclosed and seEposted aiesg the wfeiola of theisrlengthy they ^an ba provided of lesser acaterial asd canhe located note closely adjacent than heretofore which IS also allow a rednctioaa in the lesgib of the eetpat.teanasbaals» the» providing a «sossiderafele saving,, ie £»the seder of 5Θ%, of safcerial repaired. *

Claims (3)

1. Ί ea&ssss x. Ms, electrical loadcentoe fess fear wsatisg assea^slycos^risiag a plmralitg1’

2. . 2«, a Xsadseatre 3B©«»fcijag> assenihly as daisied in claia 10 1 ^ereia said plastics eoslded neuters inolnde λ first wsa&ec ocKjsrisisag a siagle Incasing. base nedsle f ©ruedts> accsoaodafce a neats»! fees fear transversely la the f ii cbaESsei thereBcscess! and locating beneath perfeioasprojp.aistijsg' mner cm» side of thse Ghana©!. 15 3« M loedceaatre wsatisag’ asseaahly ass claimed is, elairi 2 wherein said bsse asedaXe is faeasd fee ^acceoBodate sipto fcaar tessainal fears connected to the tseatral foras fe2rifsecured to the base Kodole and asseaged to locate theneatral fees bat ,ia positieai io, said channel. 20 4. & lcedoesfcre sooontiaigf asseahly as deiaed in elaiaa 2 ec 3 wherein- said hose aodnle is forced to eccxaanodateand sqppcort tercinal inpwfc ends of three longitudinallyextending ©wtpafc fees fears within separate channelstberefer. 25 5,. & loedcestre Hcmtisg assashly es claiaed in da,in 4 wherein said base isedde is ficeaed to aecyracdate endaaqgpearfc a safety cgwbx! xeaher to span iraternediatepactions of all of said tezainal ingot ends of saidestpat bos hars- 3a 6,., 4, loadoentr© aoiKiting asseahly as claiaed is aay one osf da«K 2 to 5 iaolosi’sne «herein said plastics»noolded taehbers include at least «ewe pair of second andthird Xiesafesss,,, the or each s^co&X ssnfesr comprising away Bodale foraed aissg sse edge tfesteof with projection 35 aeans for engaging with slot neaas fsrsed along aaabetting' edge of the base nodale gt of tbs eorrespeysdisgoppased, -edge of a jextapeeed farther way wodwle andforced with three spaced apart dhassel portion® ertea&Iisg between said epposaa edges for locating asscsffifcgaat bos bar la eacb tbeawof, and tfee &s each feixdaerter caaprlsiog a way barrier foxsed to locate «wearits esrr^paisflifig way KsdssXe so as t® esslese the 5 eesgoing’ few bars aad . feared with ehasseis to ,aescas*M3date separate &z^p&£ terminals -for each of tfaeQstp*5t teas bass. 7^ A loadcenfcre r,carting -rss-egcbly as daSjced is elai»β wherein the cfe&nsetl portieras for acoc^sedatisg ttse 10 i&cfcperfc hsas bars is the way wcdale axe each fsr».ed withfarther «dsannel gertioBs tbereis* located to be beneaththe ©«tjwfc tsmdaal receiving channels of tbe wybarxier. 8. & IsadeeBtre «coBting assesably as elaiaed la elai» 15 6 or 7 wStexeia t&e or cash. way «eefal· is i«aned with ®;,ix solid! cylindrical neasting portion» eaeh located betweentpsfcaading flanges for &G©sGModafclBg Boosting of aselectrical decree to be· sxsranecfcefi bo one of said ortgrt 9 if? 2Θ 9. 2 loadcanfere saccatiag asseahly as clainefi is eiaia £>j, 7 or 8 wfcereiia the or each way awsdale is foraed withaperrtre® «beret&reaigb which allow passage of locationlags forced ©a the e»sx«sg?mdaBg way barrier £

3. 13» Ass «Xectarxcal has tear swtsa&iag assssfeiy sab^taigtially as feer^jusbe^espa assorS&sS «sitfe reveres»»t© t2se a'cssapasg'fe^' drawisgs- 14 » 'as electrical leafieaafee isclaiteg a «eosfcias5 asseae&'lj «us elaxafeed is ®ay jacwoeslissg elaia- F. R. KELLY & CO. AGENTS FOR THE APPLICANTS «I (SI