ViewSonic VA730m-1 VS11383, Руководство по обслуживанию, Страница: 17 / 88

ViewSonic Corporation
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ELECTRIC TEST
1.POWER TEST :
1-1 .OUTPUT VOLTAGE TEST : Output 24V connect 50mA, CON801 Input
1-2 .HI-POT TEST :
1) Test Requirements – Input Voltage : 3.0KVdc
– Measurement Time : 3sec
– Temperature : 25 ± 5
℃ ℃
2) A method of measurement : Injection voltage between Utility (Line and Neutral short) and output
line (short b and - )
3) Criterion for Judging : PASS
1-3 .SHORT TEST PROTECT :
24Vdc SHORT to GND , POWER PROTECT .
12Vdc SHORT to GND , POWER PROTECT .
5Vdc SHORT to GND , POWER PROTECT .
-8Vdc SHORT to GND , POWER PROTECT .
1-4 .LOW POWER CONSUMPTION: Input 240Vac/50Hz Output NO
LOAD , Power Consumption 0.5W . 1
≦
-5 .GROUND TEST :
1) Test Requirements – Input Current : 25A
– Measurement Time : 3sec
– Temperature : 25 ± 5
℃ ℃
2) A method of measurement : Injection current between Utility F.G. (inlet socket F.G.) and
output ground (heat sink)
3)Criterion for Judging : Resistor 100m Ω
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4
V
G
730m-3_VA730m-1