GE 350 Communications Manual page 28

IEC 60870-5-103 SERIAL COMMUNICATION
2-18
INF Semantics
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<20> Monitor direction blocked
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<21> Test mode
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<22> Local parameter setting
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<23> Characteristic 1
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<24> Characteristic 2
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<25> Characteristic 3
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<26> Characteristic 4
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<27> Auxiliary input 1
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<28> Auxiliary input 2
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<29> Auxiliary input 3
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<30> Auxiliary input 4
Table 2-6: Supervision indications in monitor direction
INF Semantics
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<32> Measurand supervision I
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<33> Measurand supervision V
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<35> Phase sequence supervision
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<36> Trip circuit supervision
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<37> I>> back-up operation
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<38> VT fuse failure
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<39> Teleprotection disturbed
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<46> Group warning
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<47> Group alarm
Table 2-7: Earth fault indications in monitor direction
INF Semantics
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INF Semantics
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<48> Earth fault L1
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<49> Earth fault L2
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<50> Earth fault L3
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<51> Earth fault forward, i.e. line
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<52> Earth fault reverse, i.e. busbar
Table 2-8: Fault indications in monitor direction
INF Semantics
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INF Semantics
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<64> Start / pick-up L1
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<65> Start / pick-up L2
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<66> Start / pick-up L3
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<67> Start / pick-up N
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<68> General trip
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<69> Trip L1
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<70> Trip L2
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<71> Trip L3
3 Series relay
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3 Series relay
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3 Series relay
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3 Series relay
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3 Series relay
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3 Series relay
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SR3 SERIES PROTECTIVE RELAY PLATFORM – COMMUNICATIONS GUIDE
CHAPTER 2: RS485 INTERFACE
3 Series relay
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