Micom P634 - Page 749

Parameter Address
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SFMON: Match.f. kam,N REF_3
091 121
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The calculated amplitude matching factor of the ground differential protection
function is above the permissible range.
Device reaction: Protection is blocked.
“Warning” output relay: Updating
“Blocked/faulty” output relay: –
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SFMON: Rat.mtch.f.inv.REF_1
091 103
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SFMON: Rat.mtch.f.inv.REF_2
091 113
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SFMON: Rat.mtch.f.inv.REF_3
091 123
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The ratio of the amplitude matching factors of the differential protection function
is not within the permissible range.
Device reaction: Protection is blocked.
“Warning” output relay: Updating
“Blocked/faulty” output relay: –
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SFMON: Min.mtch.f.inv.REF_1
091 104
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SFMON: Min.mtch.f.inv.REF_2
091 114
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SFMON: Min.mtch.f.inv.REF_3
091 124
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The lowest amplitude matching factor of the differential protection function is
lower than permitted.
Device reaction: Protection is blocked.
“Warning” output relay: Updating
“Blocked/faulty” output relay: –
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SFMON: CTA error THRM1
098 036
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SFMON: CTA error THRM2
098 037
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Faulty coolant temperature acquisition.
“Warning” output relay: Yes
“Blocked/faulty” output relay: –
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SFMON: Setting error THRM1
098 038
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SFMON: Setting error THRM2
098 039
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The maximum permissible object temperature and the maximum permissible
coolant temperature have been set to the same value. This setting is not valid.
“Warning” output relay: Yes
“Blocked/faulty” output relay: –
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SFMON: Inv.inp.f.clock sync
093 120
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The function was configured to a binary signal input on the analog I/O module Y.
Such a configuration is not permitted for this function.
Device reaction: –
“Warning” output relay: Updating
“Blocked/faulty” output relay: –
11 Troubleshooting P634
P634/EN M/R-42-A // P634‑311‑653 11-15