泗县刘圩镇高标准基本农田设计报告

泗县刘圩镇高标准基本农田设计报告

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页数:76页

时间:2018-07-23

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1、securityropefence.(2)mustbeequippedwiththeropetubeprotection.(3)positionoftheswitchboxmustbeplacedcorrectly,prohibitreverseswitchoperationsightmustbegood,ifpushbuttonswitch,theoperatorhasapowerswitch,movethebuttonswitchmustbeinthe36-Volt...(2)powercordintothedropofbend,entrymustbeenteredafterthefuse

2、beforegoingintotheswitchinsidetheoventocompletethegroundingandzeroconnectionterminalBoard,metalcasingshouldbezeroprotection.(3)tapinsidetheboxwheretheairswitch,GFCIabovetosetaseparateswitch.(4)theboxtoseparatesingle-phasethree-holeoutlets,toploadingprotector,usingsingle-phaseequipmentmustbeequippedw

3、ithamonophaseplugofthepowersupply.(5)whereamobileswitchbox,housingareliableprotectionofzero(ground),equippedwithabrakeleak.(6)tobeclearlyseparatedfromthe"power","illumination","welding".3,electricitylines:(1)electricline,requiredforoverheadinstallationofresilientrubbersheathedcableorplastic.Adopteda

4、tthelaneorroadprotectionpipeburiedunderground,setupsigns,connectorsmustbeoverheadorlocatedconnectorbox.(2)rubbercableportablepowertools,leadlengthnotmorethan5mfromtheswitchbox,withoutjoints.(3)usemobilepowertoolsandlightingaresoftrubbercord,donotuseplasticresinlineinstead.(4)temporarywiringinstallat

5、ions,usearubberorplasticinsulatedwiresmustbeknobcablessetup,switchset.4,groundingandzeroingdevice:(1)groundingelectrodeavailableangles,steelofnotlessthantwo,depthofnotlessthan2mandnotlessthan2.5metresindistancebetweentwogrounding,groundingresistanceislessthan4ohm.(2)ground(neutral)wiresusinginsulate

6、dcopperwire,donotusealuminiumwireforgrounding(neutral)wirejointsbywelding,crimpingareliableelectricalconnection.(3)rubbercablecoreinthe"black"or"green/HuangShuang-color"lineasthegroundwire.5,highvoltagelineprotection:(1)inthevicinityofoverheadpowertransmissionlineconstruction,erectionofbambooprotect

7、ionframe.(2)inthevicinityofhighvoltagecableerectionDerrick(gantry),scaffoldingoutsidepowerlinesabovethewater,allsafetynets(Booth).6,handheldormobilemotor:switchboxmusthaveleakageprotectiondevices,leak

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