
VMD5 High Voltage Vacuum Switchgears DL403 metallurgy / petrochemical industry
Supplier Details
Zhejiang ELECS Electrical Co.,Ltd
Free Member (2012)
[ Wenzhou, ZH, China ]
Business Type: Manufacturer
Supplier has 50 products
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Product Description
Detail: VMD5 High Voltage Vacuum Switchgears DL403 metallurgy / petrochemical industry
TechnicalParameter
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NO | Item | Unit | TechnicalDate |
1 | Ratedvoltage | kV | 40.5 |
2 | Ratedshorttimepowerfrequencywithstandvoltage(1min) | 95 |
Raedlightinginpulsewithstandvoltage(peakvalue) | 185 |
3 | RatedFrequency | Hz | 50/60 |
4 | Ratedcurrent | A | 630 | 630 | 1250 |
1250 | 1250 | 1600 |
| 2000 |
2500 |
5 | Ratedshortcircuitbreakingcurrent | kA | 20 | 25 | 31.5 |
6 | Ratedshorttimewithstandcurrent | 20 | 25 | 31.5 |
7 | Ratedpeakwithstandcurrent | 50 | 63 | 80 |
8 | 4Sratedshort-timewithstandcurrent | 20 | 25 | 31.5 |
9 | Ratedshocksteadycurrent | 50 | 63 | 80 |
10 | Ratedshort-circuitclosingcurrent(peakvalue) | 50 | 63 | 80 |
11 | Durationofratedshort-circuitcurrent | S | 4 |
12 | Mechanicallife | Times | 10000 |
13 | Ratedmakingsurgecurrentofcapacitorbank | kA | 12.5(Thefrequency islessthan1000Hz) |
14 | Ratedbreakingcurrentofsingle/symmetricalcapacitorbank | A | 630/400 |
15 | Breakingtimesatratedshort-circuitcurrent | Times | 20 |
16 | Powerfrequencywithstandvoltageofsecondarycircuit | V | 2000 |
17 | Ratedoperatingvoltage | AC110/220 | DC110/220 |
18 | Ratedoperatingorder | | O-0.3s-CO-180s-CO |
19 | Energystoragetimes | S | 15 |
20 | Contactorspace | mm | 202 |
21 | Contactingtravel | 61 |
22 | Poledistance | 3001.5 |
23 | BouncetimeofContactorduringmaking | ms | 3 |
24 | Differenttimeofbreaking/makingof3phases | 2 |
25 | Averagebreakingspeed | m/s | 1.5-1.9 |
26 | Averagemakingspeed | 0.6-1.3 |
27 | Makingtime | ms | 30-80 |
28 | Brealingtime | 20-45 |
29 | Reboundamplitudeofcontactbreaking | mm | 3 |
30 | Permittedabrasionthicknessofmovingandfixedcontacts | 3 |
31 | Conductancecircuitresistance | | Handcartway | Ratedcurrent |
60 | under1250A |
60 | 1600-2000A |
40 | under2500A |
Theaveragebreakingspeedreferstotheaveragespeedofcontactorsfirst12mm, andtheaveragemakingspeedisthatofcontactorslast12mm. |
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OutlineDimensionDrawing
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Summary
TheVMD5seriesindoorcircuit-breakerisourindependentdevelopednewgeneration40.5kvvacuuumcircuitbreaker.
Itsmaincharactersasfollows:theconductancecircuitisinstalledinanthree-phaseinsulatingsleeve,
itsmechanismandconductancecircuitadoptsfrontandrearlayout.Andthemechanismisourdeveopednewdesign,
withsimpleconstruction, reliableoperation
Technicalstandard
AllthetechnicalparametersofbreakercompletelysatisfytheStandardsOfGB1984ACHighvoltageBreaker,
GB/T11022-1999CommonSpecificationsForHigh-VoltageSwitchgearAndControlgearStandards,
ChinaPowerSectorStandardsDL403.
AlsomeettherequirementsofIEC62271-100, IEC56andothermainindustrializedcountriessimilarstandards
Testing
VMD5seriescircuitbreakerhavepassedhaspassedfollowing
test, toensuretheproductssafeOperation.
Typetests:power-frequencywithstandvoltagetests, lightingimpactwithstandvoltagetests, , temperaturerisingtests,
short-timewithstandcurrenttests, peakwithstandcurrenttests, shortcircuitbreakingabilitytests,
mechanicallifttests, ect
Routinetestbeforeoutoffactory:mechanicalperformancetest, power-frequencywithstandvoltagetestsofthemaincircuit, insulatingpropertytestsoncontrolandauxiliarycircuits,
measurementoftherresistanceofthemaincircuit, interlockoperatingtests, mechanicaloperatingtests,
ElectricalEquipmentoperatingtests.
Scopeofapplication
Itisuniversallyusedinpowerplant, electricnetwork, metallurgyindustrypetrochemicalindustryandinfrastructures,
suchasairport, subway, building.
Safety
VMD5circuitbreakerpossessesperfectmechanicalandelectricinterlockequipment, meanwhile,
itshighreliableoperatingperformanceandmechanicallife, coodinatedwithmatchedswitchgearcabinet,
toensurenormalpowerdistribution, operatorandequipmentssafety.
Basic Information
About Us
In these years, our business has radiated to not only the nation, but also the whole world, and we have established an extensive and long-term business network with our customers worldwide.Our company conducts the management principle of "strong cooperation", utilizing internal resources and absorbing external advantages to the greatest degree. We have established long-period cooperation and partner relationship with Xi'an High-Voltage Research Institution, Pinggao Electric and Zhejiang University, which provide technical support for new product exploration and market enlargement. Additionally, with the advanced testing equipment and consummate after-sales service, our company has been awarded the advanced department and excellent enterprise by the government for many years. "ChangKai" products have had praise form various customers.