Vacuum Circuit Breaker (ZW32-12 (G))
Product Specifications
| Prod Model: |
ZW32-12 (G) |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Arc-extinguishing Medium: |
Vacuum |
| Breaking Capacity: |
High Voltage Circuit Breakers |
| Operation: |
Electric Type |
| Installation: |
Fixed |
| Speed: |
Normal Type Circuit Breaker |
| Structure: |
Conventional Circuit Breaker |
Product Description
ZW32-12 (G)-type outdoor high voltage vacuum circuit breaker for AC 50Hz, voltage 10 ~ 12KV three-phase power system, as breaking, Closing load current use, it has overload and short circuit protection function, to meet the control and measurement requirements, also allows remote control and monitoring. For protect and control the distribution systems of substation and industrial and mining enterprises and for the frequent use places of the rural power grid.
| No | Item | Unit | Value |
| 1 | Rated voltage | kV | 12 |
| 2 | Rated insulation level | 1min power frequency withstand voltage | Dry | 42 |
| Wet | 34 |
| Lightning impulse withstand voltage (peak) | 75 |
| 3 | Rated current | A | 630;400;200 |
| 4 | Rated short-circuit breaking current | kA | 20;16;12.5 |
| 5 | Rated operating sequence | | 0-0.3s-CO-180s-CO |
| 6 | Rated short-circuit breaking current breaking times | times | 30 |
| 7 | Rated short-circuit closed current (peak) | kA | 50 |
| 8 | Rated peak withstand current | kA | 50 |
| 9 | Rated short-time withstand current | kA | 20 |
| 10 | Rated short-circuit duration | s | 4 |
| 11 | Opening time (magnetic releasing) | Max operating voltage | ms | 23~45 |
| Rated operating voltage |
| Min operating voltage | 23~60 |
| 12 | Closing time | ms | 25~45 |
| 13 | Total break time | ms | ≤100 |
| 14 | Arcing time | ms | ≤20 |
| 15 | Mechanism life | times | 1000 |
| 16 | Storage energy motor rated input power | W | 40 |
| 17 | Rated operating voltage and auxiliary circuit rated voltage | V | DC220,110,24 |
| AC220,110,24 |
| 18 | Storage energy time on rated voltage | s | ≤10 |
| 19 | Over-current tripper | Rated current | A | 5 |
| Tripping current precision | % | ±10 |
GHORIT Electric Equipment Co. Ltd. Zhejiang established in 2000, is a large-scale high and new-tech enterprise specialized in researching, developing, producing, marketing and servicing. The leading products include vacuum circuit breaker, High voltage and Medium Frequency Capacitor, high voltage load disconnecting switches and other high & low voltage electrical component. The enterprise has Shanghai and Zhejiang two production base, take up 26000 square meter, and more than 200 staff, fixed assets 60 million, annul sales turnover up to 1 billion.
Ghorit has passed the ISO9001 Quality Management System Certification, CCC and European Economic Community product Safe Qualified Symbol CE. The enterprise own advance production line and test line for circuit breaker and other various advance production and test facilities about 60 sets, make sure all technical data keep on database from begin produce to leaving-factory. Establish advance ERP network management system and computer-aided design system. With rich technical research and development strength, advanced production check-out facility, exquisite production workmanship, we win confidence by our customer. Ghorit is award star enterprise, advance enterprise, the top 100 enterprise of tax and etc.
On the concept of "professional, innovation", the enterprise has a united, high specialized quality, skilled and management team. The enterprise purpose is " our work standard and pursuit is meet the customers demand and expectation" with first-class management, first-class technology, first-class facilities, first-class staff, which assure Ghorit become you best cooperation partner.
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