3.3 Dielectric Tests
Dielectric tests
EN61010 IEC 255-5:
ANSI/IEEE
C37.90.0
Voltage test (routine test)
Auxiliary power to relay
Auxiliary power to RS485
interface
Relay to RS485 interface
Surge voltage test (type test)
VDE 0435, Pt. 303
Auxiliary power to relay
Auxiliary power to RS485
interface
Relay to RS485 interface
5,25 kV DC / 1s (with bypass
capacitors)
3,7 kV AC / 50Hz / 1s (without
bypass
capacitors)
5 kV (peak); 1,2/50
µ
s; 0,5 J;
3 pos. and 3 neg. surges in
intervals of 5 s
all circuits, class III
(not on open contacts)
3.4 Interference Emission
Interference Emission
Standard:
EN 50081-1
Conducted interference,
only power supply voltage
IEC CISPR 22, EN55022
VDE 0878 Teil 22
Radio interference field strength
IEC CISPR 22, EN55022
VDE 0878 Teil 22
150 kHz to 30 MHz
Limit class B
Limit class B
30 MHz to 1000 MHz
Limit class B
Limit class B
12.10.2006
RS485-FO Converter 1-channel
Page 13 of 28
Summary of Contents for RS485-FO
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