Areva MiCOM P125, Technical Manual

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User Guide P12y/EN FT/D32
MiCOM P125/P126 & P127 Page 33/86
4.5.3 Menu IEC 60870-5-103 COMMUNICATION
COMMUNICATION
Heading COMMUNICATION menu. To gain access to
submenu, press
"
. To modify setting press
%
and
" !
to
scroll available selections. Press % to confirm choice.
Communication?
Yes
Use VDEW communication via the RS485 port on the rear
terminals of the relay. To activate the parameter
communication, press
% and use ! to select Yes. Press
% to enable choice.
Baud Rate
9600
bd
Displays the baud rate of VDEW transmission.
Select from: 300, 600, 1200, 2400, 4800, 9600, 19200 or
38400 bd.
Relay Address
1
Displays of the network address of the MiCOM relay in the
VDEW network.
Select an address from 1 to 255.
4.5.4 Menu DNP3.0 COMMUNICATION
To be defined
4.6 Menu PROTECTION
There are two protection menus they are designated as PROTECTION G1 and
PROTECTION G2 menu and are available for the MiCOM P125, P126 & P127 relays. By
opening the PROTECTION menu the user can program the parameters of various protection
functions and settings (thresholds, time delay, logic) associated with each of the phase or
earth protection functions.
The following table shows the protection functions available with each relay.
When Setting Group is set to 1 in the submenu Group Select the function PROTECTION G1
is activated in the relays.
When Setting Group is set to 2 in the submenu Group Select the function PROTECTION G2
is activated in the relays.
The main protection functions are listed in the table:
PROTECTION FUNCTIONS ANSI CODE P125 P126 P127
Directional/non directional phase overcurrent 67/50/51
X
Directional/non directional earth fault 67N/50N/51N
X X X
Three phase overcurrent 50/51
X
Wattmetric protection Pe/IeCos 32N
X X X
Undercurrent 37
X X
Negative phase sequence overcurrent 46 X X
Thermal overload 49 X X
Undervoltage 27 X
Overvoltage 59 X
Residual overvoltage 59N X X X
Autoreclose (4 shots) 79 X X
The various submenus are shown below.