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NC2 0 - Manual - 01 - 2015
INSTALLATION
6.4 NOMINAL CURRENT I
n
AND I
En
SETTING
Factory default settings:
Nominal phase current I
n
: 5 A
Nominal residual current I
Nn
: 1 A
To modify settings the plug-in module must be extracted from the case.
The following operations must be performed:
Remove the auxiliary supply
Unplug the RS485 and RJ45 cables (Ethernet and/or Thybus).
Remove the upper tile and open the little door over the keyboard to access the four fastening
screws.
•
•
•
•
•
Turn off power supply before extracting or re-inserting the relay.
If an attempting is made to insert a relay into an un-matching case, a mechanical code will prevent
full insertion. Demage can result if excessive force is applied.
CAUTION
Turn off power supply before extracting or re-inserting the relay.
If an attempting is made to insert a relay into an un-matching case, a mechanical code will prevent
full insertion. Demage can result if excessive force is applied.
CAUTION
Disconnect.ai
Unplug the RS485 and RJ45 cables
Disconnect.ai
Unplug the RS485 and RJ45 cables
Remove-tile.ai
Removing tie to access the fastening screws
Remove-tile.ai
Removing tie to access the fastening screws