Shutting Down For Maintenance / Troubleshooting; Disconnecting Connections; Faults - Kaco blueplanet 87.0 TL3 Manual

Photovoltaic feed-in inverter
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11.5

Shutting down for maintenance / troubleshooting

Shutdown sequence
1 Switch off the grid voltage by turning off the external circuit breakers.
2 Disconnect the DC side using the external DC isolator switch.
DANGER! The DC cables are still live
» After shutdown, wait 5 minutes before opening the device.
11.6

Disconnecting connections

11.6.1 AC connection
↻ It has been ensured that there is no AC/DC voltage present.
↻ Housing cover removed and set to one side.
1 Detach cables (L1/L2/L3) from the AC connection terminal [ W_17].
2 Detach the PE line from the earthing bolt [ W_17].
3 Loosen the cable fitting and pull the cables out through the cable fitting [ W_46].
NOTE: If the AC cable does not fit through the cable fitting due to the size of the cable lug, then the AC cable must
be severed at the cable lug.
4 Place protective caps on the ends of the AC cables.
11.6.2 DC connection
↻ A check has been performed to ensure there is no DC voltage present.
↻ Housing cover removed and set to one side.
1 Detach the line ends from the PV generator at the DC+ and DC- busbar [ W_17].
2 Place the fastening elements back in the fittings bag.
3 Loosen the cable fitting and pull the DC cable through the cable fitting [ W_46].
NOTE: If the DC cable does not fit through the cable fitting due to the size of the cable lug, then the DC cable must
be severed at the cable lug.
4 Place protective caps on the ends of the DC cables.
11.7

Faults

11.7.1 Procedure
DANGER
Lethal voltages are still present in the connections and cables of the device even after the device has
been switched off and disconnected!
Severe injuries or death may occur if the cables and/or terminals/busbars in the device are touched.
If a fault occurs, notify an appropriately authorized and qualified electrician or KACO new energy
GmbH Service.
The operator can only carry out actions marked with a B.
11.7.2 Rectifying a fault
B = Action of the operator; E = The indicated work may only be carried out by an authorized electrician! ; K = The indic-
ated work may only be carried out by a service employee of KACO new energy GmbH!
KACO blueplanet 87.0 TL3 KACO blueplanet 92.0 TL3 KACO blueplanet 110 TL3 KACO blueplanet 125 TL3
KACO blueplanet 137 TL3 KACO blueplanet 150 TL3
Page 93

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