Led Indications On The Cell Control Board - YASKAWA FSDrive-MV1000 Series Instructions For Use Manual

5.8 LED Indicators on the Controller and Cell Control Board
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
<Position of the cell control board>
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
LED
PWR (Green)
FLT (Red)
LINK (Green)
CHARGE1 (Red)
CHARGE2 (Red)
<1> The "–" character signifies on, and – signifies an unstable state with the LED going on and off.
178
Power Cell
CCB
Figure 5.2 LEDs on the CCB
Table 5.17 LED Indications on the Cell Control Board
Power Cell Ready Status
On
Off
On
On
On
<When the cell control board removed>
CHARGE1
CHARGE2
Normal Operation
On
Off
On
On
On
YASKAWA ELECTRIC TOEP C710687 02B FSDrive-MV1000 Instructions
PWR
FLT
LINK
Table 5.17.
Fault
On
On
–
<1>
On
On