User Manual
iSiteC BTS3601C CDMA Base Station
System Description
Appendix B EMC Performance
B-2
B.2 EMS Performance
I. R-F anti-electromagnetic interference (80MHz~1000MHz)
Values of RF anti-EMI test are listed in Table B-3.
Table B-3
Values of RF anti-EMI test
Test port
Test level
Performance class
Whole cabinet
3V/m
A
&
Note:
Test method is the same as IEC1000-4-3 [9].
II. Voltage drop anti-interference
Among all test items of EMS, the requirement for resisting continuous interference test
is class A and the requirement for resisting transient interference test is class B.
Requirement for power drop and level interruption is shown in Table B-4.
Table B-4
Requirement for power drop and level interruption
Test port
Test level
Performance class
Drop 30%
Last for 10ms
A
Drop 60%
Last for 100ms
When there is backup power, A
When there is no backup power, the communication link
need not be maintained. It can be re-created and the user
data can be lost.
AC port
Drop over95%
Last for 5000ms
When there is backup power, A
When there is no backup power, the communication link
need not be maintained. It can be re-created and the user
data can be lost.
&
Note:
Test method is the same as IEC61000-4-11 [13].
III. Electrostatic Discharge (ESD)
Requirement for ESD test level is shown in Table B-5.
