Technical Guide P92x/EN CT/E11
Modbus Protocol
MiCOM P921-P922-P923 Page 33/118
1.7.5.5 Positive sequence undervoltage protection (P922 and P923)
Address Group Description
Settings
range
Step Unit Format
Default
settings
03B0 V1< configuration 0-1 1 - F24 0
03B1 Threshold V1< 50 to 1300
or
200 to 4800
1 or 5 V/10 F1 50
or
200
03B2 Type of temporisation 0 to 1 1 - F27 0
03B3 TMS value V1< 5 to 1000 5 1/10 F1 10
03B4 tRESET temporisation 0 to 10000 1 1/100 s F1 1
03B5 V1< temporisation 0 to 59999 1 1/100 s F1 4
03B6 to
03BF
Reserved 0
03C0 V1<< configuration 0-1 1 - F24 0
03C1 Threshold V1<< 50 to 1300
or
200 to 4800
1 or 5 V/10 F1 50
or
200
03C2 V1<< temporisation 0 to 59999 1 1/100 s F1 4
03C3 to
03CF
Reserved 0
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