Rockwell Automation 865 Differential Protection Relay - Manual (Page 22)

2-10
Local Panel User Interface
865-UM001A-EN-P – July 2009
S
ECOND MENU OF
I>> 50/51
STAGE
I>> SET 50/51
ILmax
Status
I>>
I>>
t>> 403A
-
1013A
2.50xIgn
0.60s
ExDI
ExDO
Prot
CBWE
OBJ
I>>
Stage setting group 1
Figure 2.9 – Second Menu (next to the right) of I>>50/51 Stage
This is the main setting menu. The content is:
• Stage setting group 1 – These are the group 1 setting values.
The other setting group can be seen by pressing push buttons
ENTER and then RIGHT or LEFT. Setting groups are explained
in section “Setting Groups”.
• Ilmax 403A – The maximum of the three measured phase
currents is at the moment 403 A. This is the value the stage is
supervising.
• Status – Status of the stage. This is just a copy of the status
value in the first menu.
• I>> 1013 A – The pick-up limit is 1013 A in primary value.
• I>> 2.50xIn – The pick-up limit is 2.50 times the rated current
of the protected object. This value can be edited if the operating
level is at least "Operator". Operating levels are explained in
section “Operating Levels”.
• t>> 0.60s – The total operation delay is set to 600 ms. This value
can be edited if the operating level is at least "Operator".
Local Panel Operations
(cont.)