型号: | HCJ3 7.2kv 630A |
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品牌: | - |
原产地: | 中国 |
类别: | 电子、电力 / 其它电力、电子 |
标签︰ | 真空灭弧室 |
单价: |
US $49.8
/ 件
|
最少订量: | 402 件 |
HCJ3 7.2kv 630A vacuum interrupter for vacuum contactors
1. Brief introduction
The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long maintenance is simple .no explosion dangerous no contaminate and the noise is low . The pack vacuum contactor can operate the ebery kind of electric appliances equipments, and fuse match f-c cabinet
2. Vacuum Tube main technique parameter
Rated voltage: 7.2 kv
Rated current: 630A
Rated making current: 6.3KA
Rated breaking current: 5.04KA
Limiting breaking current: 6.3KA
Rated short-time withstand current: 6.3KA
Rated short-time withstand voltage: 32 kv
Rated lighting impulse voltage: 60 kv
Circuit resistance at lowest rated contacts force: ≤80μΩ
Electrical life: 250,000 times
Mechanical life: 500,000 times
Closing force due to bellows and atmosphere: 70±20 N
Force required to hold contacts open at full stroke: 100±30 N
Limiting abrasion of contacts: 3 mm
Internal gas pressure: ≤1.33×10-3 Pa
Storage life: 20 years
付款方式︰ | TT |
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湖北久歌电气有限公司 | |
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国家/地区︰ | 湖北省宜昌市 |
经营性质︰ | 生产商 |
联系电话︰ | 18162974229 |
联系人︰ | Huang Shengyun (销售经理) |
最后上线︰ | 2019/02/27 |