Section 5 1MDU07212-YN Rev. D
Use of LHMI
44 REF601 / REJ601 / REM601
Application Manual
Section 5 Use of LHMI
5.1 Overview
Figure 10: Local HMI of relay REF601/REJ601/REM601
The local HMI of the relay contains following elements:
LED indicators
LCD display
Navigation buttons / keys
The LHMI is used for setting, monitoring and controlling.
5.1.1 LED’s
LED’s displays following information respective status
Ready: Green LED
Start: Yellow LED lights after any start of a protection function
Trip: Red LED lights after any trip of protection function
LED 1…5 Red LED functionality as configured
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