5.8 LED Indicators on the Controller and Cell Control Board
178 YASKAWA ELECTRIC TOEP C710687 02B FSDrive-MV1000 Instructions
u LED Indications on the Cell Control Board
The LEDs on the CCB mounted in a Power Cell indicate the power supply status of the CCB and the operation status/
fault status of the Power Cell.
Figure 5. 2
Figure 5.2 LEDs on the CCB
PWR (Green): Lit when the control power is on.
FLT (Red): Lit when a Power Cell fault occurs.
LINK (Green): Lit when transmissions to/from the controller are normal.
CHARGE1 (Red): Lit when the DC bus bar voltage Vpc is 50 V or higher.
CHARGE2 (Red): Lit when the DC bus bar voltage Vcn is 50 V or higher.
Never touch the Power Cell while any of these LED indicators are lit.
The LED indications for the Power Cell ready status, normal operation status, and fault status are shown in Tabl e 5.17.
Table 5.17 LED Indications on the Cell Control Board
LED
<1> The “–” character signifies on, and – signifies an unstable state with the LED going on and off.
Power Cell Ready Status Normal Operation Fault
PWR (Green) On On On
FLT (Red) Off Off On
LINK (Green) On On
–
<1>
CHARGE1 (Red) On On On
CHARGE2 (Red) On On On
CHARGE1
CHARGE2
PWR
FLT
LINK
<Position of the cell control board>
Power Cell
<When the cell control board removed>
CCB
To Next Page
Loading...
