
P12x/EN TD/A96
Technical Data
Page 8/40
MiCOM P120/P121/P122/P123
8.
PROTECTION SETTING RANGES
8.1
[50/51] Phase Overcurrent (P120, P121, P122 & P123)
−
Phase current
Fundamental only
NOTE :
When I> or I>> is associated to an IDMT curve, the maximum setting
recommended should be 2In.
8.1.1
Protection Setting Ranges
Setting
Range
[51] Phase OC
Min
Max
Step
I> ?
No or Yes
I>
0.1 In
25 In
0.01 In
Delay type
DT or IDMT (IEC_STI, IEC_SI,
IEC_VI, IEC_EI, IEC_LTI, C02, C08,
IEEE_MI, IIEEE_VI, IEEE_EI, RI,
RECT curve)
tI>
0 s
150 s
0.01 s
I> TMS
0.025
1.5
0.001
I> Reset Delay Type
DT or IDMT
I> RTMS
0.025
3.2
0.025
I> tReset
0.00 s
100 s
0.01 s
I>> ?
No or Yes
I>>
0.5 In
40 In
0.01 In
Delay type
DT or IDMT (IEC_STI, IEC_SI,
IEC_VI, IEC_EI, IEC_LTI, C02, C08,
IEEE_MI, IIEEE_VI, IEEE_EI, RI,
RECT curve)
tI>>
0 s
150 s
0.01 s
I>> TMS
0.025
1.5
0.025
I>> Reset Delay Type
DT or IDMT
I>> RTMS
0.025
3.2
0.025
I>> tReset
0.00 s
100 s
0.01 s
I>>> ?
No or Yes or Peak
I>>>
0.5 In
40 In
0.01 In
tI>>>
0 s
150 s
0.01 s
8.2
[50N/51N] Earth fault protection (P120, P121, P122 & P123)
−
Earth fault current
Fundamental only
−
Earth fault current ranges
See following table
NOTE :
When Ie> or Ie>> are associated to an IDMT curve, the maximum
setting recommended should be the maximum of the range divided by
20.
Summary of Contents for MiCom P120
Page 1: ...MiCOM P120 P121 P122 P123 Overcurrent Relays Version 11 Technical Guide P12X EN T A96...
Page 2: ......
Page 4: ...P12x EN T A96 Technical Guide Contents Page 2 2 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 13: ...Introduction P12x EN IT A96 MiCOM P120 P121 P122 P123 INTRODUCTION...
Page 14: ......
Page 16: ...P12x EN IT A96 Introduction Page 2 8 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 22: ...P12x EN IT A96 Introduction Page 8 8 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 24: ......
Page 35: ...User Guide P12x EN FT A96 MiCOM P120 P121 P122 P123 USER GUIDE...
Page 36: ......
Page 40: ...P12x EN FT A96 User Guide Page 4 72 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 108: ...P12x EN FT A96 User Guide Page 72 72 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 109: ...Menu Content Tables P12x EN HI A96 MiCOM P120 P121 P122 P123 MENU CONTENT TABLES...
Page 110: ......
Page 112: ...P12x EN HI A96 Menu Content Tables Page 2 68 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 180: ......
Page 221: ...Application Guide P12x EN AP A96 MiCOM P120 P121 P122 P123 APPLICATION GUIDE...
Page 222: ......
Page 226: ...P12x EN AP A96 Application Guide Page 4 80 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 302: ...P12x EN AP A96 Application Guide Page 80 80 MiCOM P120 P121 P122 P123 BLANK PAGE...
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Page 370: ...P12x EN CT A96 Communications COURIER DATABASE Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 514: ...P12x EN CT A96 Communications COURIER DATABASE Page 146 248 MiCOM P120 P121 P122 P123...
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Page 518: ...P12x EN CT A96 Communications IIEC 60870 5 103 Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 536: ...P12x EN CT A96 Communications IEC 60870 5 103 Page 20 248 MiCOM P120 P121 P122 P123...
Page 538: ......
Page 540: ...P12x EN CT A96 Communications DNP 3 0 Database Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 554: ......
Page 573: ...Connection Diagrams P12x EN CO A96 MiCOM P120 P121 P122 P123 CONNECTION DIAGRAMS...
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Page 582: ...P12x EN RS A96 Commissioning Test Record Sheets Page 2 60 MiCOM P120 P121 P122 P123 BLANK PAGE...
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