Fixed Version Vacuum Circuit Breaker Manufacturers – VSG-12 Indoor High Voltage Vacuum Circuit Breaker – Timetric
Fixed Version Vacuum Circuit Breaker Manufacturers – VSG-12 Indoor High Voltage Vacuum Circuit Breaker – Timetric Detail:
Summary:
VSG-12 Indoor High Voltage Vacuum Circuit Breaker(abbr.: circuit breaker) is three-phrase A.C. 50Hz indoor of power supply distribution equipped with the rated voltage 12 KV. This product is in accordance with GB1984-2003( high voltage A.C. circuit breaker),JB3855-1996 (3.6-4.5KV indoor A.C. high voltage circuit breaker), DL403-2000(technical conditions for ordering of 12-40.5KV high voltage vacuum circuit breaker) and IEC standard 62271-100:2001( high volage A.C. Circuit breaker). It can be used for protecting and controlling equipment in the grid equipment and the dynamic design of industrial and mining enterprise .It is suitable for switching load and frequent operation with different property and with the capability of many times operations of breaking short-circuit current.
Main Technical Parameters
| Sequence number | Name | Unit | Data | |||||||
| * | Type | / | □Handcart Type with Embedded Pole□Handcart Type with Insulated Cylinder
□Fixed type with Embedded Pole □Fixed type with Insulated Cylinder |
|||||||
| 1 | Rated voltage | kV | 12 | |||||||
| 2 | Rated frequency | Hz | 50/60 | |||||||
| 3 | Rated insulating level | 1min power frequency withstand voltage | kv | 42 | ||||||
| Rated lightning impulse withstand voltage | kv | 75 | ||||||||
| 4 | Rated current | A | 630 | 1250 | 1600 | 2000 | 2500 | 3150 | 4000 | |
| 5 | Rated short circuit breaking currentRated thermal stability current(effective value) | kA | 20 | |||||||
| 25 | 25 | |||||||||
| 31.5 | 31.5 | 31.5 | 31.5 | 31.5 | ||||||
| 40 | 40 | 40 | 40 | 40 | ||||||
| 50 | ||||||||||
| 6 | Rated short circuit making current（peak value）Rated dynamic current(peak value) | kv | 50 | |||||||
| 63 | 63 | |||||||||
| 80 | 80 | 80 | 80 | 80 | ||||||
| 100 | 100 | 100 | 100 | 100 | ||||||
| 125 | ||||||||||
| 7 | Rated short circuit current breaking times | times | 30,50 | |||||||
| 8 | Rated thermal stability time | s | 4 | |||||||
| 9 | Rated operating sequence | times | 0-0.3s-C0-180s-C | |||||||
| 10 | Mechanism life | times | 30000 | |||||||
| 11 | The breaking current of single rated capacitance bank | A | 400 | |||||||
| 12 | The breaking current of rated back to back capacitance bank | S | 4 | |||||||
Drawing 1A :
| Rated current(A) | 630 | 1250 | 1600 |
| Rated short circuit breaking current(A) | 20,25,31.5 | 20,31.5,40 | 31.5,40 |
| The primary distance between phrases is 210mm. | |||
Drawing 1B:
| Rated current(A) | 1600 | 2000 | 1600 |
| Rated short circuit breaking current(A) | 31.5,40 | ||
| The primary distance between phrases is 275mm. | |||
Drawing 1C:
| Rated current(A) | 2500 | 3150 | 4000 |
| Rated short circuit breaking current(A) | 31.5,40 | 40 | 40,50 |
| The primary distance between phrases is 275mm. | |||
Drawing 2A :
| Rated current(A) | 630 | 1250 |
| Rated short circuit breaking current(A) | 20,25,31.5 | 20,31.5,40 |
| Φ35 | Φ49 | |
| The mesh size between fixed and movable contacts should be not less than 15-25mm, the primary distance between phrases is 150mm. | ||
Drawing 2B:
| Rated current(A) | 630 | 1250 | 1600 |
| Rated short circuit breaking current(A) | 20,25,31.5 | 20,31.5,40 | 31.5,40 |
| Φ35 | Φ49 | Φ55 | |
| The mesh size between fixed and movable contacts should be not less than 15-25mm, the primary distance between phrases is 210mm. | |||
Drawing 2C:
| Rated current(A) | 630 | 1250 | 1600 |
| Rated short circuit breaking current(A) | 20,25,31.5 | 20,31.5,40 | 31.5,40 |
| Dimension of mating fixed contact(mm) | Φ35 | Φ49 | Φ55 |
| The mesh size between fixed and movable contacts should be not less than 15-25mm, the primary distance between phrases is 275mm. | |||
Drawing 2D:
| Rated current(A) | 2500 | 3150 | 4000 |
| Rated short circuit breaking current(A) | 31.5,40 | 40 | 40,50 |
| Dimension of mating fixed contact(mm) | Φ109 | ||
| The mesh size between fixed and movable contacts should be not less than 15-25mm, the primary distance between phrases is 275mm. | |||
Ambient condition:
1. Altitude:≤1000m
2. Ambient temperature:-15°C~+40°C
3. Relative humidity: daiy average ≤95%, monhly average ≤90%
4. Earthquake intensity:≤ 8 degree
5.Applicable occasions should free from inflammables, explosives, corrosives and severe vibration.
Product detail pictures:
Related Product Guide:
The very rich projects management experiences and one to one service model make the high importance of business communication and our easy understanding of your expectations for Fixed Version Vacuum Circuit Breaker Manufacturers – VSG-12 Indoor High Voltage Vacuum Circuit Breaker – Timetric , The product will supply to all over the world, such as: Slovakia, Malaysia, Porto, After years' creating and developing, with the advantages of trained qualified talents and rich marketing experience, outstanding achievements were gradually made. We get good reputation from the customers due to our good solutions quality and fine after-sale service. We sincerely wish to create a more prosperous and flourishing future together with all the friends home and abroad!
By Belinda from India - 2018.09.12 17:18
Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
By Hilary from Montreal - 2018.09.21 11:44
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