Checking Optical Connections - ABB RELION 630 Series Comissioning Manual

1MRS756801 E
2.13
630 series
Commissioning Manual
Table 3: mA outputs
Terminal
Output range
Accuracy
Max load
Isolation

Checking optical connections

Check that the Tx and Rx optical connections are correct.
A relay equipped with optical connections requires a minimum depth
of 180 mm for plastic fiber cables and 275 mm for glass fiber cables.
Check the allowed minimum bending radius from the optical cable
manufacturer.
Value
±20 mA
±0.2 mA (ambient temperature -25ºC...+55ºC)
±1 mA (ambient temperature -40ºC...-25ºC /
55ºC...70ºC)
700 Ω (including lead wire resistance)
4 kV (output to output, output to inputs and output
to protective earth)
Section 2
Starting up
19