Interfaces, Controls and Displays
Interfaces, Controls and Displays on the Front Side
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TC.ACS - Device Manual (V04.60) - 26.4.2022
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3.1.2 LED Indications and their Meanings
The following LED patterns indicate the following states of the device:
In any case, a flashing LED (
) for ERROR indicates an error.
Indication
State of the Device
Power-up
The device is powering up (including internal tests). There is no energy flow on the
load side.
NOTE: This is an intermediate state. After successfully powering up, the standby
state is automatically assumed.
Standby
The device is running. There is no energy flow on the load side.
Ready
The device is running and the intermediate circuit is charged. There is no energy
flow on the load side.
Switched on
The device is running and power is supplied to drawn from the load. There is
energy flow on the load side.
Update
A firmware update is being performed. There is no energy flow on the load side.
NOTE: This state can only be entered from the state standby and it can only be
exited by restarting the device.
In case of an error the device automatically switches to standby state.