Appendix A
Specifications
©
National Instruments Corporation
A-11
NI PS-15 Power Supply User Manual
Figure A-12.
Dielectric Strength
Table A-2 lists the tests that have been run to determine the NI PS-15
dielectric strength, and the results of each test.
Type tests and factory tests
Conducted by the manufacturer. Do
not
repeat test in field.
Rules for field test
Use appropriate test equipment which applies the voltage with a slow ramp.
Connect L and N together as well as all output poles.
Used Substances
•
The unit does not release any silicone and is suitable for the use in paint
shops.
•
Electrolytic capacitors included in this unit do not use electrolytes such
as Quaternary Ammonium Salt Systems.
•
Plastic housings and other molded plastic materials are free of
halogens, wires and cables are not PVC insulated.
Table A-2.
Dielectric Strength Test Results
Test
Duration
A
B
C
Type test
60 s
2500 V
AC
3000 V
AC
500 V
AC
Factory test
5 s
2500 V
AC
2500 V
AC
500 V
AC
Field test
5 s
2000 V
AC
2000 V
AC
500 V
AC
A
N
L
Input
Earth, PE
Output
–
+
C
B