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According to different operating modes, the steps for stopping the MVD are as follows:
HMI:
Press
corresponding stop mode, while the main circuit breaker is still closed.
Digital:
Stop the equipment through DCS digital signal.
Communication:
Stop the equipment through communication.
5-4 Power-off
To disconnect the MVD from the main power supply, the steps are as follows:
1.
Stop MVF2000 operation;
2.
Command the input high voltage breaker to open;
3.
Disconnect the input & output isolation switch (if a bypass cabinet is installed);
4.
Power off the control power after the power cell finishes discharging.
or
Caution!
The cabinet doors must be kept closed within 15 minutes after the
high voltage is cut off.
The control power should not be cut off when the MVD is powered
on or the LED indicator of the power cell module is on.
. The MVD will stop in accordance with the
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