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序号
No.
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主 要 技 术 参 数
Main Technical Specification
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型号 Type
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TJ-1.14/160G
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电气参数 ELECTRIC RATINGS
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1
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额定电压 Rated Voltage
|
kV
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1.14
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2
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额定电流 Rated Current
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A
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160
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3
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额定频率 Rated Frequency
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Hz
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50/60
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4
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额定短时（1分钟）工频耐受电压
Rated Short-time(1min) Power-Frequency Withshand Voltage
|
kV
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10
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|
5
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触头自闭力下的回路电阻
Circuit Resistance At Contact Force From Atmosphere
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μΩ
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≤120
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6
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雷电冲击耐受电压
Lightning Impulse Withstand Voltage
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kV
|
18
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|
7
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额定关合能力 Rated Making Capacity
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kA/50Times
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1.6
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8
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额定开断能力
Rated Breaking Capacity
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kA/50Times
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1.28
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9
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极限开断能力 Limited Breaking Capacity
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kA/3Times
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2
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10
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额定短时耐受电流，10秒 Rated Short-time Withstand Current，10s
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kA
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1.28
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11
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额定峰值耐受电流Rated Peak Withstand Current
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kA
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3.2
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寿命 LIFE
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1
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机械寿命Mechanical Life
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Times
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1,000,000
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2
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电寿命 Electrical Life
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Times
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60,000
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3
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储存时间 Storage Life
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years
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≥15
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4
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触头允许磨损厚度
Contacts Erosion Limit
|
mm
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1
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机械数据 MECHANICAL DATA
|
|
1
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触头自闭力
Contact Force From
Atmosphere
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N
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25±3
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2
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触头反力 Counterforce of Contacts at Full Stroke
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N
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≤45
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配套的真空开关设备应满足的机械参数
MECHANICAL DATA OF VACUUM SWITH EQUIPPED WITH THE
INTERRUPTERS
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|
1
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触头开距 Contact Stroke
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mm
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2±0.2
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2
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超行程 Overtrave
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mm
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1±0.2
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3
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平均分闸速度Average Opening Speed
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m/ s
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0.3～0.5
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4
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平均合闸速度Average closing speed
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m/ s
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0.05～0.15
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5
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触头合闸弹跳时间 Contact Bouncing Duration
at Cosing Operation
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ms
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≤3
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6
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额定触头压力 Rated Added External Contactfinal Force
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N
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85
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