SMA SMB - Manual (Page 19)

SMA Solar Technology AG 5 Assembly
Installation Manual SMB-IA-en-10 19
2. Place the base of the Sunny Main Box Cabinet in the excavated pit in such way that the side
with the kick plate points to the front.
3. Remove the upper kick plate.
4. Presort the connection cables according to position and lay them in the base.
5. Half-fill the pit with gravel or sand. Gravel size: 2 mm … 4 mm.
5.2.3 Mounting the Sunny Main Box Cabinet on the Base
1. Remove the 4 fastening screws from the base plate of the Sunny Main Box Cabinet.
2. Place the Sunny Main Box Cabinet on the base.
3. Fasten the Sunny Main Box Cabinet to the base with the previously removed screws
(torque: 10 Nm)
4. Ensure that the Sunny Main Box Cabinet is securely attached.
5. Lead the connection cables through the base plate into the Sunny Main Box Cabinet and fasten
to the internal cable support rail.
6. To prevent the upper kick plate being opened by unauthorised persons, insert the 2 safety
screws on the inside of the base plate.
6. /05*$&
Damage to the Sunny Main Box Cabinet due to moisture penetration
Penetrating moisture can lead to condensation, corrosion, and leakage currents. The use of a
base filler stops condensation forming.
• Fill the remaining space around the base with base filler. Filler size: 4 mm … 8 mm.
$"65*0/
Danger of crushing if the Sunny Main Box Cabinet is dropped.
• When mounting the Sunny Main Box Cabinet, take its weight of 96 kg into account.
• Transport the Sunny Main Box Cabinet using appropriate hoist.