11kv vacuum circuit breaker vcb 630A
Basic Info
Model No.: VSY1-12
Product Description
11kv Vacuum Circuit Breaker 630A
parameter data
| NO. | Item | Unit | data | ||
| 1 | Rated voltage | KV | 12 | ||
| 2 | Rated short-time power frequency wiiithstand voltage 1min | 42 | |||
| 3 | Rated lighting implus withstand voltage(peak) | 75 | |||
| 4 | Rated frequency | Hz | 50 | ||
| 5 | Rated current | A | 630 | 1250 | 1600 |
| 6 | Rated short-circuit breaker current | KA | 20/25 | 31.5 | 31.5/40 |
| 7 | Rated short-time withstand current | 20/25 | 31.5 | 31.5/40 | |
| 8 | Rated duration of shor-time | S | 4 | ||
| 9 | Rated Peak withstand current | KA | 50/63 | 80 | 80/100 |
| 10 | Rated short-circuit making current | 50/63 | 80 | 80/100 | |
| 11 | Secondary circuit power frequency withstand voltage | V | 2000 | ||
| 12 | Rated single/back-to-back capacitor bank breaking current | A | 630/400 | ||
| 13 | Closing current of rated capacitor bank | KA | 12.5(≤1000HZ) | ||
| 14 | Opening time(Rated voltage) | MS | ≤45 | ||
| 15 | Closing time(Rated voltage) | ≤55 | |||
| 16 | Mechanical life | TIMES | 10000 | ||
| 17 | Rated short-circuit current breaking times | 3 | |||
| 18 | Rated closing operation voltage | V | DC110/220 AC110/220 | ||
| 19 | Rated opening operation voltage | DC110/220 AC110/220 | |||
| 20 | Rated power of energy storage motor | w | 90 | ||
| 21 | Storage time | s | ≤10 | ||
| 22 | Rated contact stroke | mm | 9±1 | ||
| 23 | Overtravel | mm | 3.5±0.5 | ||
| 24 | Contact bouncing duration at closing operation | ms | ≤3 | ||
| 25 | Out of simultaneity of contact closing and opening | ≤2 | |||
| 26 | Average opening speed | m/s | 0.7±0.3 | ||
| 27 | Average closing speed | 1.1±0.3 | |||
| 28 | Main circuit resistance (isolation + circuit breaker) | μΩ | ≤80 | ||
| 29 | Main circuit resistance (circuit breaker) | ≤40 | |||
| 30 | Ground Switch loop resistance | ≤50 | |||
| 31 | Opening distance of Isolating Switch | mm | ≥125 | ||
| 32 | Opening distance of earth switch static and dynamic contact | ≥125 | |||
| 33 | Out of simultaneity of isolating switch three-phase closing operation | ≥2 | |||
| 34 | Rated operation ranking | O-0.3S-NO-180S-NO | |||
Our belief:
Zheguang company has advanced production and test equipments.In strict accordance with national standards and international standards of production.We control the procedures from raw material to the finished products completely. In addition,the company set down the quality policy"the customer demand as the center,production management as foundation,imporve the quality system continuously,provide customer with satisfaction products”.
vaccum Circuit Breaker
Product Categories : Vacuum Circuit Breaker
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