KYN2812使用说明书.docx
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KYN2812使用说明书
KYN28-12metal-cladendorsedswitchgearinstruction
1.GeneralInstruction
KYN28-12meta-cladendorsedswitchgear（callcubicleforshortbelow）with3,hareAC,50Hzfrequencyisakindofindoorcompletedistributionequipmentforsinglebusbarandbusbarsectionssystemtoreceiveanddistribute3-10（12）kVnetworkenergyforcircuitprotectionaswellasmonitor,ThiscubicleconformstoGB3906-1991”3-35kVACmetalclosedsnigger”standardaswellasDH/T404-1997”indoorACHVswitchgeartechnicalrequirements”ofministryofEclecticPower,withreferencetoIEC298”ACmetalenclosedswitchgearandcontrolgearforratedvoltageabove1kVuptoandincluding52kV”（1990’sversion）standarddesignandmanufacturing.
Theswitchgearservesthefunctionoffivemeventionsie,followingsituationsshouldbeprevented.
1、Tomalopenofmalclosecircuit-brealcer.
2、Topush-inordraw-outmovablepartwithload.
3、Toswitch-onearthingswitchwithenergization
4、Tosupplypowerduringearthingsuitchisongroundposition.
5、Toenterinteenerqizingbay.
2.sercicecondition
a）Ambieattemperdture:
neitherhigherthan+40℃norlewerthan-5℃,clailytemperaturedifference15℃
b）Relativenumidtyofatmeshere:
dailyaveragenotgreaterthan95%andmonthly90%.
c）Ereetionaltitude:
nothigherthan1000mabovesealevel.
d）Earthquakeintensity:
notgreaterthanForce8.
e）Keepfromdangeoffireorexplosion,chemicalgasandviolentvibration.
Note:
Iftheserviceciracmstancedoesnotsatifythecorditionsmentionedabouer,wsermayconsultwiththemanufacturer.
3.Typedesignation
K
Y
N
28
-
12
（）
/
□
（）
□
-
□
-
□
Primaryschemenumber
Ratedshart-ciracitbreakingcurrentkA
Ratedacrrent,A
Characterofmair-citcuitbreaker（Th）forhunidfnpics（TA）fordriedtropics（G）forhighaltitiude.
Operatingmechavnismtype:
Dforelectromagnetit
Operatingmechavnismtype:
Tforipringoperatingmechaiiun.
Maincomponenttype
Ratedvoltagel（kV）
Designserialnumber
Serviceenvironment:
indooruse
Construetionfeature:
draw-outtype
Productname:
metal-cladenclosedsuitchgear.
4.majerteehnicaldata:
4.1、tecnnicalparametersforcubicle（shounintable1）
table1:
technicaldataforcubicle
Serialnumber
Item
Unit
Parametersvalue
1
Ratedvoltage
kV
3-12
2
Ratedcurrent
A
630,8001250
630,800
1250
800,1250
1600,2000
1600,2500
3150,4000
3
Ratedshort-citratebreakingarrant
kA
20
25
31.5
40
4
Ratedsort-coatimakingacrrent（peak）
kA
50
63
80
100
5
Stablecurrent（effectivevahee）in4imne
kA
20
25
31.5
40
6
Outsidedimension（length×uidth×height）
mm
800×1650×2335,1000×1650×2335
800×1500×2335※
7
Weight（vacuumlifauit-breakercubicle）
kg
about600
about900
8
Proteetionclass
OpendoorIP2X，ClosedoorIP4X
※：
depthcouldbemadeto1500mmifoperatingcurreatnotqreaterthan1250A.
Talbe2:
technicaldataforcitcuit-breaker
Type
Ratedue/tage（kV）
Ratedcurrent
A
RatedbreakincurrentkA
RatedmakingshertarcutitcurrentkA
DynamicstahilitykA
4stherrnostanrtiyacrrentkA
Ratedinsulationlavel
Powerfleqwithstandvo（tge
ZN21-12
12
630,800,1250
20
50
50
20
42
75
ZN21-12
12
630,800,1250
25
63
63
25
42
75
ZN21-12
12
800,1250,1600
31.5
80
80
31.5
42
75
ZN21-12
12
1600,2500
3150,4000
40
100
100
40
42
75
Table3teehnice（parametersforvoltage
Type
Ratedvoltage（kV）
ratedcapacityateachlevel（VA）
0.5level
1level
3level
JDZ-3
3/0.1
50
80
200
JDZJ-3
JDZ-6
6/0.1
JDZJ-6
JDZ-10
10/0.1
JDZJ-10
Table4:
technicalparametersforcurrenttransformer
Type
Ratedvoltage
kV
Ratedprimarycurrent
A
Ratedsecondarycurrent
A
Ratedsecondaryloadatcorrespondingaccuracyclass（VAcosφ=0.8（lagged）
Ratedsheetcurrentceffectivevalye
Ratedflexstandingacrrent（kV）peak
Ratedinsulationlevel
Ligteningirapulseuithstandvoltage
kV（peak）
Shorttimepoverfrequerllywithstandvoltage
kV
LZZBJ1-12
12
10
5
15
15
10
1.6-1
4
75
42
15
2.4-1
6
20
3.2-1
8
30
4.8-1
12
40
6.4-1
16
50
8-1
20
75
12-1
30
100
16-1
40
150
24-1
60
200
32-1
80
300
32-2
400
20
15
（45-1）
600
15
10
36-2
（51-1）
90
800
20
15
45-2
（64-1）
112.5
1000
LMZBJ2-12
12
1500
5
50
50
50
50
75
42
2000
2500
3000
LMZB7-12GYW1
4000
15
25
10
20
80
130
75
42
Table5:
technicalparametersforZN21-12motorwithspringstoredeggy
Ratedvoltage
&type（V）
Ratedinputpower
W
Ratedtimeforemergestorage
S
Servicevoltagerange
-48≌110≌220
80
≤11
85%-110%Ue
Table6:
ZN21-12弹操switchon/offelectromagnettechnicalparameters
1.switch-onelectromagnet
Voltage（V）
Current（A）
Alternatingcurrent
Directcurrent
Servicevoltagerange
Ratedvoltage
110
220
48
110
220
85%～110%Ue
Ratedcurrent
2
1
3.53
1.55
0.77
2.分闸电磁铁
Voltage（V）
Current（A）
Alternatingcurrent
Directcurrent
Servicevoltagerange
Ratedvoltage
110
220
48
110
220
65%～120%Ue
Ratedcurrent
2
1
3.53
1.55
0.77
Table7:
technicalparametersforRN1fuse
Type
Ratedvoltage
（kV）
MaxbreakingcurrenteffectivevakcekA
Ratedcurrent
Ratedcurrentforfuse（A）
Currentlimitingpeakforbreakinglimitingshortciraitcurrent
RN1-6
6
20
20
2,3,5,7.5,10,15,20
5.2
RN1-10
10
12
4.5
Table8:
technicalparametersforRN2fuse
Type
Ratedvoltage
（kV）
RatedCurrent
RatedbreakingcapacityMVA
FusepiperesistanceΩ
RN2-6
6
0.5
1000
5.6
RN2-10
10
Table9:
MasnTechnicalparametersofZinc-oxidearresterforAC,siliconerubbergapless
Type
Systemratedvoltage
kV
（effective）
Arresterratedvoltage
kV
effective
ContinualServicevoltage
kV
effective
LeferencevoltageforDC1mA
kV
Peak
Ratingdischargecurrent
kA
peak
ResidualvoltageunderlighteingimpulseCurrent
≤kV
Residualvoltageundersteepcurrentimpulse
≤kV
Residualvoltageunderoperatingimpulsecurrent
≤kV
Dischargecapacityforzmssquareimpulse
A
Note
HY5WS-10/30
6
10
7
15.0
5
30.0
34.5
25.5
100
Discharge
HY5WS-17/50
10
17
12.7
25.0
5
50.0
57.5
42.5
100
HY5WS-10/30
6
10
7
14.4
5
27.0
31.0
23.0
150
Station
HY5WS-17/45
10
17
12.7
24.0
5
45.0
51.8
38.3
150
HY5WS-10/27
6
10
7
13.8
5
27.0
/
21.0
400
Station
HY5WS-17/45
10
17
12.7
23.0
5
45.0
/
35.0
400
Table10:
Technicalparametersforelectrostaticaccumulate
Type
Ratedvoltage
（kV）
Ratingcapacity
Kvar
Ratingcapacity
μF
BW6.3-12-1W
6.3
12
0.96
BW10.5-12-1W
10.5
12
0.35
Table11:
TechnicalparametersforthecombinationapplianceofHVvacuumcontactorandHVvacuumcontactorfuse
Type
Ratedvoltage
（V）
Ratedcurrent（A）
Ratedshortcircuitbreakingcurrent（kA）
RatedMakingcurrent
（kA）
Ratedpeakwithstandcurrent
kA
4sratedshorttimewithstandcurrent
Ratedinsulatinglevel
Powerwithstandvoltage1min
kV
Lightingimpulsewithstandvoltagepeak
kV
JCZ11-7.2
7.2
400
4
4
10
4
32
60
JCZR11-7.2
7.2
250
40
100
/
/
32
60
5.Constructioninstruction（showninTable12）
Thecubiciscomposedofcubiclebodyandmovableparts,itsshellandpartitionsforeachfunctionalunitaremadeoutofplatescoveredwithaluminium-zinebyfoldingjoinedtogetherwithselt-tappingscrew.
5.1、Outshellofcubicle
Cubicleoutshellisconnatewithfivefoldedmastandself-tappingscrew.
Itisdividedintomovablepartscell,busbarcell,relayinstrumentcell,eachunitisgroundedindependently.
5.2、Movableparts,iscalled“truck”isconnectedtogetherbysteedsheetsinbendingformwithbouts.
Accordingtotheusage,itcanhedicidedintobreakertruck,isolatingtruckarrestertruckandothercoatactortrucksThesametypeaswellasthesamespecificationofmovableparcanbeinterchanged;differenttypeofmovablepartscannotbeinterchangedforthesakeofthedifferenceinindificationequipment.Movablepartsincubicleshaveisolating,test,servicepositionlisolatingandtestpositionisinthesamearea.eachwithalocatingequipmentsoastomakesurethemovablepartskeepstillinoneposition.Interlockmechanismmustbeoperatedinpullingorwithdrawingaction
Themovablepartscannotbeshakedinoroutwhentheorwitbreakerisinswitchingonstate.
5.3、Movablepartscellandshuttle.
Movablepartscelllocateinfrontcubicle.Primaryisolating
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