TYPE GT18 VACUUM RELAYS
|
规格号 Specification No.
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GT18A
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GT18B
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|
触点组合形式 Contact Configuration
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1C
|
1C
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试验电压 （直流或50Hz交流峰值）
Test Voltage （DC or AC 50Hz Peak）kV
|
22
|
22
|
|
额定工作电压(峰值)
Rated Operating Voltage(Peak) kV
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DC or AC 50Hz
|
16
|
16
|
|
AC2.5MHz
|
|
13
|
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AC16MHz
|
|
10
|
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AC32MHz
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|
|
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额定承载电流(有效值)
Rated Carrying Voltage(RMS) A
|
DC or AC 50Hz
|
40
|
75
|
|
AC2.5MHz
|
|
35
|
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AC16MHz
|
|
22
|
|
AC32MHz
|
|
|
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接触电阻Contact Resistance （Ω）
|
0.025
|
0.01
|
|
分布电容Contact Capacitance（pf）
|
断开的触点间
Beteween Open Contacts
|
3
|
3
|
|
触点与外壳间
Open Contacts to Ground
|
3.5
|
3.5
|
|
动作时间 Operate Time Max. (ms)
|
30
|
30
|
|
释放时间 Release Time Max.(ms)
|
8
|
8
|
|
温度范围 Range of Temp.(℃)
|
-55~+125
|
-55~+125
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|
冲击级别 Shock, 11ms 1/2Sine(Peak g’s)
|
50
|
50
|
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振动级别 Vibration ,Peak 10g’s( Hz)
|
10~500
|
10~500
|
|
机械寿命 Expected Mechanical Life(×106)
|
1
|
1
|
|
标称重量 Weight (g)
|
290
|
290
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线圈数据 Coil Parameter
|
标称电压 Rated Voltage DC(V)
|
24
|
|
吸合电压Pull-in Voltage Max. DC(V)
|
16
|
|
释放电压 Dropout Voltage. Min.DC(V)
|
3.5
|
|
线圈电阻 Coil Resistance (Ω±10%)
|
190
|
说明：GT18A用于闭合和断开负载；GT18B为非负载开关。
