Basler Electric DGC-2020ES - Manual (Page 30)

22 9469200990 Rev C
Once enabled, the one-line diagram appears on both the front panel Summary and Main Menu screens.
The One-Line Diagram Menu screen provides metering for mains fail transfer, generator and bus
parameters as well as breaker controls. To access the One-Line Diagram Menu screen, go to the Main
Menu and select the one-line diagram as you would a normal menu option and press the Edit pushbutton.
The one-line diagram, mains fail transfer state (if enabled), generator and bus parameters, and breaker
controls are displayed respectively from the top of the menu.
Further mains fail transfer state metering is available by selecting the “MAINSFAIL XFER STATE” and
pressing the Edit pushbutton. Mains fail transfer state, transfer delay, return delay, and max transfer time
are displayed.
To issue a breaker open or breaker close command, select the appropriate menu option, press Edit and
select ON.
Figure 5. One-Line Diagram Menu Options (Available when One-Line Diagram is Enabled)
Generator and mains breakers are configured and
both breakers are open.
Generator and mains breakers are configured. The
generator breaker is closed and the mains breaker
is open.
Generator and mains breakers are configured. The
generator breaker is open and the mains breaker is
closed.
Generator breaker is configured and open.
No breakers are configured.
Figure 6. One-Line Diagram: Breaker Hardware Status Indication
Mains Fail Transfer Status Display
Mains Fail Transfer Status can be viewed from three locations; however, the DGC-2020ES must be
equipped with Mains Fail Transfer (style number xx2) and Mains Fail Transfer must be enabled.
0 VLL 0 VLN
0.0 Hz 0 A
0 kW 0 KVar
PF 1.00 LEAD
BUS 0 VLL 0.0 Hz
G
L
GN BRK OPN CMD OFF
GN BRK CLS CMD OFF
MN BRK OPN CMD OFF
MN BRK CLS CMD OFF
P0071-89
MAINSFAIL XFER STATE
DISABLED
G
L
G
L
G
L
G L
G L
P0071-88
Controls and Indicators DGC-2020ES