Bepto er urokkelig i sin dedikation til kunderne og leverer banebrydende innovationer og står som din trofaste allierede på den kommende rejse.
12kV Indoor Vacuum Circuit Breaker: MV VCB 1250A high voltage, solid-sealed poles, E2/M2 life, frequent operation, various loads switching, 31.5kA breaking, 10000 cycles, impact/dust/condensation protection, -15°C to +40°C.
Advanced 12kV Indoor MV VCB Series: Premium indoor high voltage vacuum circuit breaker designed for indoor switchgear of 12kV power system, suitable as protection and control unit for power grid equipment and industrial/mining enterprise power design, ideal for switching various loads of different nature, frequent operations, multiple interruption of short-circuit current, delivering 630-1250A rated current, 20-31.5kA short-circuit breaking, 50-80kA short-circuit closing (peak), 10000 mechanical life cycles (M2 level), 50 rated short-circuit breaking/closing times, adopts new type circuit breaker operating mechanism, primary part uses solid-sealed poles of international brands, vacuum interrupter and main conductive circuit parts solid-sealed into whole, E2 electrical life.
Solid-Sealed Poles and Frequent Operation Ready: 12kV Indoor MV VCB incorporates solid-sealed poles technology protecting interrupter from impact, dust and condensation effects, strong environmental adaptability greatly reducing operation and maintenance costs, operating mechanism integrated with circuit breaker body verified by type tests, E2 electrical life and M2 mechanical life ensuring long-term reliability, operating at -15°C to +40°C, altitude ≤1000m, providing reliable vacuum circuit breaking solution for power grid equipment, industrial/mining enterprises, frequent operations, various loads switching, multiple short-circuit interruptions.
| A | B | C |
| 210 | 550 | 901 |
| 230 | 600 | 941 |
| 275 | 650 | 1031 |
| 12kV Indoor Vacuum Circuit Breaker Specifications | 12kV MV VCB (20/25kA) | 12kV MV VCB (31.5kA) | Enhed |
| Brand | Bepto Isoleringssystemer | - | |
| Modelnummer | 12kV Indoor MV VCB (Vacuum Circuit Breaker) | - | |
| Produkttype | Indoor High Voltage Vacuum Circuit Breaker (MV VCB) with Solid-Sealed Poles for Frequent Operation and Various Loads Switching | - | |
| Kerne-teknologi | New Type Circuit Breaker Operating Mechanism + Solid-Sealed Poles (International Brands) + Vacuum Interrupter and Main Conductive Circuit Parts Solid-Sealed into Whole + Impact/Dust/Condensation Protection + Integrated Design + E2 Electrical Life + M2 Mechanical Life | - | |
| Nominel spænding | 12 | kV | |
| Maksimal arbejdsspænding | 12 | kV | |
| Nominel strøm | 630, 1250 | A | |
| Nominel kortslutningsstrøm | 20/25 | 31.5 | kA |
| Nominel kortslutningsstrøm (spids) | 50/63 | 80 | kA |
| Nominel strømstyrke (spids) | 50/63 | 80 | kA |
| 4s Nominel korttids-tåle-strøm | 20/25 | 31.5 | kA |
| Nominelt isolationsniveau - industriel frekvensmodstandsspænding | 42/48 | kV | |
| Nominelt isolationsniveau - modstandsdygtig over for lynimpulser | 75/85 | kV | |
| Nominel driftssekvens | O-0,3s-CO-180s-CO | - | |
| Mechanical Life (M2 Level) | 10000 | Cykler | |
| Electrical Life (E2 Level) | Yes (E2 Level Electrical Life) | - | |
| Nominelle kortslutningsbryde-/lukketider | 50 | gange | |
| Betjeningsmekanisme Nominel spænding | AC/DC 110, 220 | V | |
| Kontaktens skifteafstand | >11 | mm | |
| Overtravel (kontaktfjederens kompressionslængde) | 4±0.5 | mm | |
| Asynkronisering af trefaset brydning/lukning | <2 | ms | |
| Kontakt til lukning af afvisningstid | <2 | ms | |
| Gennemsnitlig bremsehastighed | 0.9-1.7 | m/s | |
| Gennemsnitlig lukkehastighed | 0.6-1.0 | m/s | |
| Brudtid (højeste driftsspænding) | <0.05 | s | |
| Brudtid (laveste driftsspænding) | <0.08 | s | |
| Lukketid | <0.1 | s | |
| Modstand i hovedkredsløb | <45 | μΩ | |
| Tillæg Akkumuleret slid Kontaktens tykkelse | 3 | mm | |
| Omgivelsestemperatur (maksimum) | +40 | °C | |
| Omgivelsestemperatur (minimum) | -15 | °C | |
| Relativ luftfugtighed (dagligt gennemsnit) | ≤95 | % | |
| Relativ luftfugtighed (månedligt gennemsnit) | ≤90 | % | |
| Vapor Pressure (Daily Average) | ≤22×10⁻³ | MPa | |
| Vapor Pressure (Monthly Average) | ≤1.8×10⁻³ | MPa | |
| Højde | ≤1000 | m | |
| Jordskælvets intensitet | ≤8 degrees | - | |
| Miljømæssige forhold | No Significant Pollution by Dust, Smoke, Corrosive/Flammable Gas, Steam, Salt Spray | - | |
| Solid-Sealed Poles (International Brands) | Yes (Vacuum Interrupter + Main Conductive Circuit Parts Solid-Sealed into Whole) | - | |
| Impact/Dust/Condensation Protection | Yes (Protects Interrupter from Impact, Dust and Condensation Effects) | - | |
| Strong Environmental Adaptability | Yes (Greatly Reduces Operation and Maintenance Costs) | - | |
| Integreret design | Yes (Operating Mechanism Integrated with Circuit Breaker Body, Type Test Verified) | - | |
| E2 Electrical Life | Yes (E2 Level Electrical Life for Long-Term Reliability) | - | |
| M2 Mechanical Life | Yes (M2 Level Mechanical Life, 10000 Cycles) | - | |
| New Type Operating Mechanism | Yes (Adopts New Type Circuit Breaker Operating Mechanism) | - | |
| Vigtige fordele | Solid-Sealed Poles, E2/M2 Life, Frequent Operation, Various Loads Switching, Multiple Interruption, Impact/Dust/Condensation Protection, Integrated Design, Strong Environmental Adaptability, 10000 Cycles, 31.5kA Breaking | - | |
| Primære anvendelser | Indoor Switchgear of 12kV Power System, Protection and Control Unit for Power Grid Equipment, Industrial and Mining Enterprise Power Design, Switching Various Loads of Different Nature, Frequent Operations, Multiple Interruption of Short-Circuit Current | - | |
Bepto er en førende kinesisk virksomhed inden for elektrisk isolering med fokus på at udvikle avancerede løsninger til fremtidens elsystemer. Vi støtter transmissions- og distributionssikkerhed og vækst med langsigtede partnere, herunder State Grid, ABB, Schneider, Siemens og GE. Vores tjenester når ud til kunder i over 22 lande.
Bepto fokuserer på det globale marked og forsyner vores kunder med produkter, der passer til det lokale marked:
Bepto er urokkelig i sin dedikation til kunderne og leverer banebrydende innovationer og står som din trofaste allierede på den kommende rejse.
