TYPE GT18 VACUUM RELAYS
规格号 Specification No.
|
GT18A
|
GT18B
|
触点组合形式 Contact Configuration
|
1C
|
1C
|
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
|
DC or AC 50Hz
|
16
|
16
|
AC2.5MHz
|
|
13
|
AC16MHz
|
|
10
|
AC32MHz
|
|
|
额定承载电流(有效值)
Rated Carrying Voltage(RMS) A
|
DC or AC 50Hz
|
40
|
75
|
AC2.5MHz
|
|
35
|
AC16MHz
|
|
22
|
AC32MHz
|
|
|
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
|
冲击级别 Shock, 11ms 1/2Sine(Peak g’s)
|
50
|
50
|
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
|
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。