CHK Check
CHNL Channel
Cmd. Command
CMND Command
CMN Common input
COM Common input
Comm Communication
COMP Compensated, comparison
CONN Connection
CONT Continuous, contact
CPU Central processing unit
Cr. Counter(s)
CRT, CRNT Current
CSA Canadian Standards Association
CT Control transformer
Ctrl. Control
CTS Current transformer supervision
d Day
D/A Digital to analog
D-Sub-Plug Communication interface
DC, dc Direct current
DEFT Denite time characteristic (Tripping time does not depend on the height of the
current.)
DFLT Default
DGNST Diagnostics
DI Digital Input
Diagn. Diagnosis
Diagn Cr Diagnosis counter(s)
DIFF Dierential
DIN Deutsche Industrie Norm
DIR, dir Directional
261www.eaton.comEMR-3MP0
11 Appendix
11.2 Glossary