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Introducing the 36kv 40.5kv Indoor Medium Voltage Vacuum Circuit Breaker - the ultimate solution for your industrial, power station, and substation electric protection and control needs! With its tri-phase AC 50Hz and rated voltage of 36kv, this Vacuum Circuit Breaker is the perfect choice for frequent use.
Our Indoor Vacuum Circuit Breaker is designed to provide you with the highest level of safety and reliability. It is built to withstand even the toughest conditions, ensuring that your operations run smoothly and efficiently. With its advanced technology and superior performance, you can rest assured that your equipment is protected at all times.
Our HV Vacuum Circuit Breaker is easy to install and maintain, making it the ideal choice for businesses of all sizes. Whether you're looking to upgrade your existing equipment or install new systems, our Vacuum Circuit Breaker is the perfect choice.
So why wait? Order your VAC1-36(40.5)KV type indoor M.V. VCB today and experience the difference for yourself! With its exceptional quality and unbeatable performance, you won't be disappointed. Trust us to provide you with the best products and services in the industry.
1. Ambient temperature ≤+40ºC; average in124 hours ≤+35ºC, ≥-15ºC;
2. Humidity: daily average <95%. monthly average < 90%; daily average saturated vapor pressure <2.2kPa. monthly average saturated vapor pressure ≤108kPa;
3. Altitude: ≤1000m;
4. The surrounding air is not obviously polluted by dust, smoke, corrosive or inflammable gas, vapor, or salt frog;
5. Outer vibration of switch external and controller can be ignored;
6. Electromagnetic interference in the amplitude of the second system≤16KV.
| Item | Unit | Date | |||||
| Rated voltage | kV | 36(40.5) | |||||
| Rated frequency | Hz | 50 | |||||
| Rated insulation level | 1min power frequency withstand voltage | pole to earth | kV | 95 | |||
| phase | kV | 118 | |||||
| lightning impulse withstand voltage | pole to earth | kV | 185 | ||||
| phase | kV | 215 | |||||
| Power frequency withstand voltage of secondary circuit | V | 2000 | |||||
| Rated current | A | 630 | 630 | 1250 | 2500 | ||
| 1250 | 1250 | 1600 | |||||
| 2000 | |||||||
| Rated short-circuit breaking current | kA | 20 | 25 | 31.5 | |||
| Rated short-time withstand current | kA | 20 | 25 | 31.5 | |||
| Rated short circuit duration | s | 4 | |||||
| Rated peak withstand current | kA | 50 | 63 | 80 | |||
| Rated short-circuit making current | kA | 50 | 63 | 80 | |||
| Rated short-circuit current breaking time (class E2) | times | 30 | |||||
| Rated single/back to back capacitor bank breaking current | A | 630/400 | |||||
| Clearance between open contacts | mm | 18~20 | |||||
| Contact stroke | mm | 4~6 | |||||
| Allowable wear thickness of contact | mm | 3 | |||||
| Average opening speed | m/s | 1.4~2.0 | |||||
| Average closing speed | m/s | 0.6~1.2 | |||||
| Contact closing bounce time | ms | ≤3 | |||||
| Different phase of contact closing and opening | ms | ≤2 | |||||
| Rebound amplitude of opening contact | mm | ≤2 | |||||
| Opening time (rated voltage) | ms | 20~50 | |||||
| Closing time (rated voltage) | ms | 30~70 | |||||
| Mechanical life (M2) | times | 10,000 | |||||
| Rated operating voltage | V | AC110/220 DC110/220 | |||||
| Rated operation sequence | 0-0.3s-CO-180s-CO | ||||||
For more switchgear parts, pls refer to insulation parts: https://china-vacem.en.made-in-china.com/product-group/BbRAnYUjsLrW/Insulation-Accessories-catalog-1.html
,or copper tulip contact: https://china-vacem.en.made-in-china.com/product-group/nbUGDIpPuLYM/Tulip-contact-series-1.html
