The differential and restraining currents formed by the P631 are displayed. The
display of differential and restraining currents is prevented, however, if they fall
below minimum thresholds that can be set by the user.
10.2.6 Completing Commissioning
Before the P631 is released for operation, the user should make sure that the
following steps have been taken:
●
(Reset at MAIN: General reset USER (password-protected) and
MT_RC: Reset record. USER, both in Oper/CtrlTest menu branch.)
●
Blocking of output relays has been cancelled.
(OUTP: Outp.rel.block USER, Par/Func/Glob menu branch, setting No.)
●
Blocking of the trip command has been cancelled.
(MAIN: Trip cmd.block. USER, Par/Func/Glob menu branch, setting No.)
●
The device is on-line.
(MAIN: Device on-line, Par/Func/Glob menu branch, setting Yes (= on).)
After completion of commissioning, only the green LED indicator signaling
“HEALTHY” (H1) should be on.
10 Commissioning
P631
P631/EN M/R-11-C // P631-310-650 10-9
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