
Technical data
40
Contact circuit resistance
measurement
IEC60255-1
IEC60255-23
IEC61810-1
30mΩ
Open Contact insulation test (AC
Dielectric strength)
IEC60255-1
IEC60255-27
AC1000V 1min
Maximum temperature of parts and
materials
IEC60255-1
55
℃
Front communication port
Item
Data
Number
1
Connection
Isolated, RS232; front panel,
9-pin subminiature connector, for software tools
Communication speed
9600 baud
Max. length of communication cable
15 m
RS485 communication port
Item
Data
Number
0 to 2
Connection
2-wire connector
Rear port in communication module
Max. length of communication cable
1.0 km
Test voltage
500 V AC against earth
For IEC 60870-5-103 protocol
Communication speed
Factory setting 9600 baud,
Min. 1200 baud, Max. 19200 baud
Ethernet communication port
Item
Data
Electrical communication port
Number
0 to 3
Connection
RJ45 connector
Rear port in communication module
Max. length of communication cable
100m
For IEC 61850 protocol