9.1.9 Technical revision history
Table 878: 52 Technical revision history
Technical revision
Change
B Interlocking bypass input (ITL_BYPASS) and
opening enabled (OPEN_ENAD)/closing enabled
(CLOSE_ENAD) outputs added. ITL_BYPASS
bypasses the ENA_OPEN and ENA_CLOSE states.
C
Internal improvement.
D Added inputs TRIP and SYNC_OK. Renamed input
ITL_BYPASS to SYNC_ITL_BYP. Added outputs
CL_REQ and OP_REQ. Outputs OPENPOS and
CLOSEPOS are forced to “FALSE” in case status is
Faulty (11).
Table 879: 29DS Technical revision history
Technical revision Change
B Maximum and default values changed to 60 s and 10
s respectively for
Event delay
settings. Default value
changed to 30 s for
Operation timeout
setting.
C
Outputs OPENPOS and CLOSEPOS are forced to
“FALSE” in case status is Faulty (11).
Table 880: 29GS Technical revision history
Technical revision
Change
B Maximum and default values changed to 60 s and 10
s respectively for
Event delay
settings. Default value
changed to 30 s for
Operation timeout
setting.
C
Outputs OPENPOS and CLOSEPOS are forced to
“FALSE” in case status is Faulty (11).
9.2 Disconnector position indication 52-TOC, 29DS and
Grounding switch indication 29GS
9.2.1 Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Disconnector position indication DCSXSWI I<->O DC 52-TOC, 29DS
Grounding switch indication ESSXSWI I<->O ES 29GS
1MAC059074-MB A Section 9
Control functions
615 series ANSI 971
Technical Manual
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