ABB Relion 670 series, Installation And Commissioning Manual

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IEC04000310 V1 EN
Figure 58: Typical IED start-up sequence
1 IED energized. Green LED instantly starts flashing
2 LCD lights up and "IED startup" is displayed
3 The main menu is displayed. A steady green light indicates a successful startup.
If the upper row in the window indicates ‘Fail’ instead of ‘Ready’ and the green
LED flashes, an internal failure in the IED has been detected. See
section 3.3
"Checking the self supervision function" in this chapter to investigate the fault.
An example of the local HMI is shown in figure 59 .
7.3 Design
The different parts of the medium size local HMI are shown in figure 59 . The local
HMI exists in an IEC version and in an ANSI version. The difference is on the
keypad operation buttons and the yellow LED designation.
Section 7
1MRK 502 029-UEN A
Energizing the IED and REX060
92
Installation and commissioning manual