Commissioning
5.2 Checking before power-on
SINAMICS V20 Inverter
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Operating Instructions, 07/2012, A5E03728167
5.1.6
LED states
The SINAMICS V20 only has one LED for status indications. The LED can display orange,
green, or red.
If more than one inverter state exists, the LED displays in the following priority order:
●
Parameter cloning
●
Commissioning mode
●
All faults
●
Ready (no fault)
For example, if there is an active fault when the inverter is in the commissioning mode, the
LED flashes green at 0.5 Hz.
Inverter state
LED color
Power up
Orange
Ready (no fault)
Green
Commissioning mode
Slow flashing green at 0.5 Hz
All faults
Fast flashing red at 2 Hz
Parameter cloning
Flashing orange at 1 Hz
5.2
Checking before power-on
Perform the following checks before you power on the inverter system:
●
Check that all cables have been connected correctly and that all relevant product and
plant/location safety precautions have been complied with.
●
Ensure that the motor and the inverter are configured for the correct supply voltage.
●
Tighten all screws to the specified tightening torque.