SMA NR-PL-DCEMV5-01 Manual page 23

SMA Solar Technology AG
5. Tighten the 3 connecting screws of the DST printed
circuit board (TX20, torque: 3.5 Nm (31.0 in-lb)).
When doing so, follow the sequence shown.
6. Tighten all connecting screws of the power modules
(TX20, torque: 2.0 Nm (17.7 in-lb)). When doing
so, follow the sequence shown.
Replacement Manual
7 Replacing the DST Assembly
2
1
6
5
1
2
10 9
8 7
STP50-DC-EMV-DST-RM-xx-10
3
3 4
11
12
23