SMA SB 4200TL Multi-String Installation - Manual (Page 27)

SMA Technologie AG Opening and Closing the Sunny Boy 4200TL
Installation Guide SB4200TL-13:SE2006 Page 27
6 Opening and Closing the Sunny Boy 4200TL
6.1 Opening the Sunny Boy 4200TL
1. Switch off the AC connection.
2. Prevent accidental reconnection!
3. Disconnect the PV generator from the Sunny Boy 4200TL Multi-String by pulling
off all the connectors.
4. Wait 30 minutes! (This is necessary to let the internal capacitors dis-
charge.)
5. Remove the four screws on the lid and pull the lid slightly forward. Unlock the
green-yellow PE connection and remove it from the lid and take the lid off.
6.2 Closing the Sunny Boy 4200TL
1. Connect the PE conductor to the lid. Then attach the lid to the enclosure of the
Sunny Boy 4200TL Multi-String by tightening the four screws.
2. Connect the PV generator. Make sure to connect each plug to the correct termi-
nal.
3. Switch on the AC circuit breaker. This activates the Sunny Boy 4200TL Multi-
String.
4. Check whether the LEDs of the Sunny Boy 4200TL Multi-String indicate trouble-
free operation.
If the inverter has to be openend, always follow the safety instruc-
tions given in chapter 2 „Safety Instructions” (page 9).
Caution: Stick to the order specified below!
Caution: Stick to the order specified below!