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How to install the city street light?
2013-07-10 03:54:43
1, City street lightandhigh pressure sodium ballaststo determinewhere and howto install,and then press thelamp to the ballastand ballastdistancecontacts220Vpower supply contactstoprepare the appropriatelengthfromthree-core cableline(distance of notmore than 2 metersfrom the lightswithcables). 2, when thelamp to the ballastcontactsthan 2 metersdistance, you need toreplace thethree-core cable.Iewith a hex wrenchto unscrew thelamp housingsixhex bolts,pull outthelamp bodyparts, remove the lampcomes withthreecore cable, and then pressthe originalwiringof theequipmentconnectedthree-corecable. 3,with a socketwrench tounscrew theballast coverfasteningbolts, remove thelid,thethree-core cablelightingballast outputendthroughthe introduction of devicesintroduceballast cavity,thered line,black(orblue line),yellow and green lines, respectively, receivedballastterminals 4,5,6, and thentightenthe compression nut. 4,will be readyend ofthree-corepower cablethrough theballast inputdevice, the introductionof ballast cavity, and then theL line(FireWire), Nline(neutral),respectively, receivedballastedgroundthe1,2,3-bitterminalsandtighten the compression nut. 5, close theballast coverand tighten thebolts,and finally thethree-core cableatthe other endconnected to 220Vpower supplyproof requirements. 6,replace the lamp,first cut off thepower, check thehanging chainis hung, and thenturn on the lightswith a hexwrenchon the housingsixhex bolts,carefullypull downthe lampbodyparts,the lampbody and porcelain lamp holder separation,unscrew theold bulbreplaced with a newbulb.
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