- 152 -
Settings
»
Protection Settings
»
Protection Settings Group 1/2
»
Earth Protection Settings
A.
Earth Protection Settings
button leads to the menu where earth overcurrent protection parameters are
set.
B.
Save to Buffer
button sends the parameter changes to the DigiConnect buffer. When changes are to be
applied to CPM 310 G unit,
Save to Device
button must be utilized, which is located under the
Buffer
tab.
1.
Earth overcurrent 1
st
threshold protection (I
e
>) (ANSI 50N/51N) parameters and settings area,
2.
Earth overcurrent 2
nd
threshold protection (I
e
>>) (ANSI 51N) parameters and settings area,
3.
Earth overcurrent 3
rd
threshold protection (I
e
>>>) (ANSI 51N) parameters and settings area.
NOTE
The determination processes of parameter set values are beyond the content of this guide. See the relevant
section of the
Relay Menus Manual
for assistance on the protection functions and their parameters. Consider
providing professional help on the evaluation of parameters.
□
Summary of Contents for CPM 310 G
Page 1: ...CPM 310 G Digital Overcurrent Protection Relay User Application Manual vEN 2016 03...
Page 2: ...2...
Page 6: ...6 ABOUT DEMA...
Page 11: ...11 INTRODUCTION...
Page 32: ...32 PACKING LABELING INFORMATION...
Page 34: ...34 OPERATING MANUAL...
Page 53: ...53 RELAY MENUS MANUAL...
Page 55: ...55 The Menu Tree...
Page 56: ...56...
Page 57: ...57...
Page 58: ...58...
Page 59: ...59...
Page 60: ...60...
Page 61: ...61...
Page 128: ...128 DIGICONNECT PC PROGRAM MANUAL...
Page 189: ...189 APPLICATION DIAGRAMS...
Page 191: ...191 Sample Power Transformer Protection Application Diagram...
Page 193: ...193 FUNDAMENTAL CABLING DIAGRAM...
Page 203: ...203 APPLICATION DIAGRAM NO 10 RS485 Cabling...
Page 204: ...204 TECHNICAL DATA...
Page 220: ...220 GLOSSARY...