Kaco blueplanet 40.0 TL3, Инструкция по эксплуатации, Страница: 39 / 52

Maintenance/Troubleshooting
Installation Instructions KACO blueplanet 32.0 TL3 / 40.0 TL3 / 50.0 TL3 Page 39
9 Maintenance/Troubleshooting
9.1 Visual inspection
Inspect the inverter and the cables for visible damage and note the operating status display of the inverter. In case of
damage, notify your installer. Repairs may only be carried out by authorised electricians.
NOTE
The inverter should be checked for proper operation by a qualifi ed electrician at regular intervals.
9.2 External cleaning
DANGER
Lethal voltages in the inverter
Serious injuries or death can result if moisture enters the inverter.
› Only use completely dry objects to clean the inverter.
› Only the exterior of the inverter should be cleaned.
Cleaning the inverter

Do not use compressed air.

Use a vacuum cleaner or a soft brush to remove dust from the fan cover and from the top of the inverter on a regu-
lar basis.

Remove dust from the ventilation inlets if necessary.
Authorized electrician
9.3 Shutting down for maintenance and troubleshooting
DANGER
Lethal voltages are still present in the terminals and cables of the inverter even after the inverter has
been switched off and disconnected.
Severe injuries or death may occur if the cables and terminals in the inverter are touched.
Only appropriately qualifi ed and authorised electricians may open and maintain the inverter.
› Observe all safety regulations and the currently applicable technical connection specifi cations of the
responsible power supply company.
› Disconnect the AC and DC sides.
› Secure the AC and DC sides from being inadvertently switched back on.
› Do not open the inverter until after these two steps are complete.
› After shutdown, wait at least 30 minutes before working on the inverter.
CAUTION
Destruction of the DC connection
The connection terminals can be destroyed by arcing if disconnected while still live.
› It is absolutely necessary that the shutdown sequence be carried out in the correct order.