| Breaking Capacity: | High Voltage Circuit Breakers |
|---|---|
| Operation: | Electric Type |
| Speed: | Normal Type Circuit Breaker |
| Arc-extinguishing Medium: | Vacuum |
| Installation: | Fixed |
| Structure: | ACB |
| Samples: |
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| Customization: |
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Indoor Vacuum Circuit Breaker
Description:
VS1E12 type indoor high voltage vacuum circuit breaker is the indoor switch device for three-phase AC 50Hz, rated voltage 12kV power system, can be used for electrical equipment control and protection in power plant, substation and industrial and mining enterprises, and is suitable for frequent operation place, can be installed in the KYN28-12 type and another armored cabinet can also be installed on the fixed cabinet or gas-insulated cabinet.
| project | units | data | ||||
| The rated voltage | kV | 12 | ||||
| Rated frequency | Hz | 50 | ||||
| Rated insulation level | Peak rated lightning shock withstand voltage | kV | 75 | |||
| Voltage withstand 1min power frequency | kV | 42 | ||||
| Rated current | A | 630 1250 |
630 1250 |
1250,1600 2000,2500 |
1600,2000,2500 3150,1000,5000 |
|
| Rated short circuit breaking current | kA | 25 | 31.5 | 40 | ||
| Rated short circuit closing current (peak) | kA | 63 | 80 | 100 | ||
| Rated short circuit duration | S | 4 | ||||
| Rated sequence of operation | O-0.3s-CO-180s-cO O-180s-CO-180s-CO(40KA) | |||||
| Rated single/back-to-back capacitor bank breaking current | A | 630/400 | ||||
| Rated short circuit breaking current breaking times | next | 30 | ||||
| Closing time | ms | 30~70 | ||||
| Break-brake time | ms | 20~50 | ||||
| Mechanical life | time | 10000 | ||||
| Rated energy storage and operating voltage | V | AC220/110DC220/110 | ||||
| From contact | mm | 11±1 | ||||
| Contacts are over spaced | mm | 3.5±0.5 | ||||
| Average closing speed | m/s | 0.5~0.8 | ||||
| Average brake speed | m/s | 0.9~1.2 | ||||
| Contact closing bounce time | ms | ≤2 | ||||
| Three-phase points, switching is not simultaneity | ms | ≤2 | ||||
| Main circuit resistance | μΩ | ≤ 50(630A)≤45(1250A)≤35(1600-2000A)≤25(2500above) | ||||
| Altitude: not more than 2000m |
| Ambient temperature: maximum temperature +40ºC; Minimum temperature -15ºC |
| Relative humidity: ≤95% |
| Earthquake intensity: 8 |
| Installation place: the place where there is no water drop, fire, explosion danger, serious pollution, chemical corrosion and violent vibration |
Zhejiang ZheGui Electric Co., Ltd established in 2013. We are located in Zhejiang with convenient transportation access and developed electrical market. We are group of private enterprises that hold the production license issued by the former ministry of energy and ministry mechanical and electrical engineering.
The company has nearly 60 million fixed assets and more than 60 employees, covering 23133 square meters. We are specialized in R&D production of complete switchgear of high and low voltage equipment such as prefabricated substation, distribution cabinet/box, drawer cabinet, ring network cabinet, inflatable cabinet, etc.
We owns three CNC bending machine, CNC shearing machine, CNC laser cutting machine and a series of advanced production equipment to further optimized the product structure and improve the efficiency of production. After nearly 7 years of development, it has passed ISO 9001-2000 quality system certification. All items produced by our own factory, so our advantages are: reliable quality and reasonable price. Gather the world's energy to delight your business. It's honorable for Zhegui to share your progress, brilliance and success!
Q3: When can I get the price?
A3:Usually we quote within 24 hours after we get your inquiry.
Q5: What is the price of shipping?
A5: Depending upon the port of delivery, prices vary.
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