Siemens 6RA7086-6KS22 Operating Instructions Manual page 442

6ra70 series, microprocessor-based converters from 6kw to 2500kw for variable-speed dc drives, simoreg dc master
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Faults / Alarms
Fault
No.
Cause as a function of fault value
(r047.001, r949.001 or r949.009 with acknowledged error)
10.1.2.2 Interface error
F011
Telegram failure at GSST1
when P780 = 2:
USS telegram failure at G-SST1
(active from the first receipt of a valid protocol in all operating states)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter P787.
Possible fault causes
♦ Cable break
♦ Error in USS master
F012
Telegram failure at GSST2
when P790 = 2:
USS telegram failure at G-SST2
(active from the first receipt of a valid protocol in all operating states)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter P797.
Possible fault causes
♦ Cable break
♦ Error in USS master
when P790 = 4 or 5:
Peer-to-peer telegram failure at G-SST2
(active in operating states of ≤ o6)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter P797.
Possible fault causes
♦ Interruption in connecting cable
♦ EMC interference on connecting cable
♦ P797 is set too low
F013
Telegram failure at GSST3
when P800 = 2:
USS telegram failure to G-SST3
(active from the first receipt of a valid protocol in all operating states)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter P807.
Possible fault causes
♦ Cable break
♦ Error in USS master
when P800 = 4 or 5:
Peer-to-peer telegram failure at G-SST3
(active in operating states of ≤ o6)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter P807.
Possible fault causes
♦ Interruption in connecting cable
♦ EMC interference on connecting cable
♦ P807 is set too low
F014
Telegram failure at paralleling interface
(active when U800 = 1 or 2 from the first receipt of a valid protocol in all operating states)
After the receipt of the first valid protocol, no further telegrams have been received within the time period set in parameter U807.
Possible fault causes
♦ Interruption in connecting cable
♦ EMC interference on connecting cable
♦ U807 is set too low
10-6
Description
Further information (r047.002 to r047.016)
SIMOREG DC Master
05.05
SIEMENS AG
6RX1700-0AD76
Operating Instructions

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