User Guide
P12x/EN FT/A96
MiCOM P121/P122/P123
Page 39/72
5.8.3.4
I2>> threshold menu
I2>> ?
Yes
Setting choice Yes: the second negative phase
sequence overcurrent threshold (I2>) is enabled. Then
the following menu is displayed.
Setting choice No: the second negative phase sequence
overcurrent threshold (I2>) is not enabled, and the next
menu is not activated.
I2>>
1
In
Set the value for the second threshold of the negative
phase sequence OC I2>>. Press
to modify this value.
The threshold setting range is from 0.1 to 40 In, in steps
of 0.01 In. Press
to validate your choice.
tI2>>
150
ms
Set the time delay associated with I2>>. The setting
range is from 0 to 150 s. Use
to change setting and
press
to validate your choice.
5.8.3.5
[49] Therm OL sub-menu (
P122 & P123
only)
PROTECTION G1
Heading of the PROTECTION menu. Press
to access
the menu, then
4 times.
[49] Therm OL
Heading of the [49] Therm OL (Thermal Overload)
submenu.
Press
to access the different submenus.
Therm OL ?
Yes
Setting choice Yes: the thermal overload function is
enabled. Then the following menu is displayed.
Setting choice No: the thermal overload function is not
enabled, and no menu content is displayed.
I
θ
>
0.5
In
Set the value for the thermal current threshold I
θ
>. Press
to modify this value. The setting range is from 0.1 to
3.2 In in steps of 0.01.Press
to validate your choice.
Te
10
mn
Set value for the Te thermal time constant associated
with the thermal overload formula. Press
to modify
this value. The setting range is from 1 min to 200 min in
steps of 1 min. Press
to validate your choice
k
1.01
Set the value for the k factor associated with the thermal
overload function. Press
to modify this value. The
setting range is from 1 to 1.5 in steps of 0.01. Press
to validate your choice.
θ
Trip
110
%
Set the percentage applicable to the thermal overload
trip threshold. Press
to modify this value. The setting
range is from 50 % to 200 % in steps of 1%. Press
to
validate your choice.
θ
Alarm ?
Yes
Setting choice Yes: the thermal overload alarm function
is enabled. Then the following menu is displayed.
Setting choice No: the thermal overload function is not
enabled, and refer to the THERMAL OVERLOAD
submenu.
θ
Alarm
90
%
Set the percentage applicable to the thermal overload
alarm threshold. Press
to modify this value. The
setting range is from 50 % to 200 % in steps of 1%.
Press
to validate your choice.
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...
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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...
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Page 112: ...P12x EN HI A96 Menu Content Tables Page 2 68 MiCOM P120 P121 P122 P123 BLANK PAGE...
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Page 221: ...Application Guide P12x EN AP A96 MiCOM P120 P121 P122 P123 APPLICATION GUIDE...
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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...
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Page 540: ...P12x EN CT A96 Communications DNP 3 0 Database Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
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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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