亚洲中文字幕亚洲中文精-国产麻豆精品久久毛片-在线免费亚洲视频自拍-激情亚洲人在线文学区

Hubei Dayu Hanguang Vacuum Electric Co.,Ltd.
CN EN

Vacuum interrupter for contactor TJ340E

Model:VITJ12/630-6.3

Category:VI for contactors

Product details

1435905153418131.jpg
Main Technical Specification
VOLTAGE RATINGS
Rated voltage(Ur)kV12
Rated short-time(1min)power-frequency withstand voltage(Ud)kV42
Rated lightning impulse withstand voltage(Peak)(Up)kV75
Rated frequency(fr)Hz50
CURRENT RATINGS
Rated current(Ir)A630
Circuit resistance at lowest rated contact forceμΩ≤60
Rated short-time withstand current(lk)kA6.3
Rated duration of short-circuit(tk)s4
Rated peak withstand current(lp)kA6.3
Rated making currentkA6.3
Limit breaking currentA6.3
MECHANICAL DATA
Weight of movable partskg≤0.7
Closing force due to bellow and atmosphereN70±30
Force required to hold contacts open at full strokeN100±40
MECHANICAL REQUIREMENTS
Clearance between open contactsmm6±1
Average opening speed (average of first 75% contact gap)m/s0.4-0.5
Average closing speed (average of last 30% contact gap)m/s0.15-0.25
Rated added external contact final forceN250±50
Contact bouncing duration at closing operationms≤2
Closing and opening non-simultaneity of three-phase contactsms≤2
Maximum rebound during openingmm≤1
LIFE
Storage lifeyears20
Rated mechanical enduranceTimes300000
Contacts limit erosionmm3

Relevant information

乌鲁木齐县| 元谋县| 胶州市| 通州市| 泰和县| 微博| 泸西县| 洛宁县| 英德市| 瑞金市| 和政县| 河曲县| 彝良县| 上高县| 清远市| 大化| 巴塘县| 得荣县| 宿迁市| 新密市| 和政县| 馆陶县| 巴彦淖尔市| 武清区| 泰安市| 遂川县| 汶川县| 平泉县| 清水县| 四子王旗| 南安市| 北流市| 壤塘县| 比如县| 华容县| 博白县| 新营市| 南充市| 淅川县| 临猗县| 大同县|