Kaco Powador 10.0 - 20.0 TL3 User Manual download pdf (Page 48)

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Maintenance/Troubleshooting

Page  Operating Instructions Powador . TL-. TL

. Messages on the display and the “Fault” LED

Many fault signals indicate a fault in the grid. They are not operational faults of the inverter. The triggering levels are

dened in standards, e.g. VDE--. The inverter shuts down if the values exceed or fall below the approved levels.

.. Display of status and fault messages

Display Fault LED (red)

FS (fault status) ON

• Fault signal relay has switched.

• Feed-in was ended due to a fault.

OS (operating status)

OFF

• The fault signal relay releases again.

• The inverter feeds back into the grid again after

acountry-specic time period.

Details regarding the fault or operating status can be found either on the display or in the data that was recorded

through the RS interface.

Status and fault signals

The following table lists the possible status and fault signals that the inverter shows on the LCD and the LEDs.

BS = operating status, FS = fault status;

B = Action of the operator

E = The indicated work may only be carried out by an authorised electrician.

K = The indicated work may only be carried out by a service employee of KACO new energy GmbH.

Status Display

Explanation Action

OS 1 Waiting for feed-in Self-test: The grid parameters and

generator voltage are being checked.

- -

OS 2 Generator voltage

too low

Insucient generator voltage and

power,

status before the transition to night

shutdown

- -

OS 8 Self-test

Checks the shutdown of the power

electronics as well as the grid relay

before feed-in mode.

- -

FS 10 Temperature in

unit too high

In case of overheating, the inverter

switches o. Possible causes:

• Ambient temperature too high.

• Fans covered.

• Inverter defective.

" Cool o the area

around the inverter.

" Uncover the fans.

" Notify your

authorised

electrician.

OS 11 Measured values Power limitation: If the generator power is too high, the inverter limits

itself to the maximum power (e.g. around noon if the generator capacity

is too large).

Table 3: Operating status and fault messages on the display

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 54 55 56

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Kaco Powador 10.0 - 20.0 TL3 User Manual Page 48

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