IEC09000390-1-en.vsd
Power supply fault
Watchdog
TX overflow
Master resp.
Supply fault
ReBoot I/O
Internal Fail (CPU)
Power supply
module
I/O nodes
CEM
AND
Fault
Fault
Fault
INTERNAL
FAIL
I/O nodes = BIO
xxxx = Inverted signal
IEC09000390 V1 EN
Figure 249:
Hardware self-supervision, potential-free contact
1MRK 504 135-UEN A
Section 17
Basic IED functions
559
Technical manual
Summary of Contents for ret650
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