SMA STP 15000TL Installation - Manual (Page 55)

SMA Solar Technology AG Commissioning
Installation Manual STP20TLHE-IA-IEN122222 55
7 Commissioning
7.1 Commissioning the Inverter
1. The following conditions must be fulfilled before commissioning:
– Correct mounting (see Section 5)
– Correct country setting (see Section 6.5).
– AC cable correctly connected (see Section 6.3)
– DC cable correctly connected (PV strings) (see Section 6.4)
– Unused DC inputs are closed using the corresponding DC plug connectors and sealing plugs
(see Section 6.4.4)
– All enclosure openings are closed.
– The miniature circuit-breaker is of the correct size.
2. Dock the lower enclosure lid at an angle and
attach. The captive screws must protrude.
3. Pre-screw all six screws and then tighten them in the
sequence shown on the right (torque: 2.0 Nm).
For this purpose, use an Allen key (AF 3).
4. If an external DC switch-disconnector is installed, switch it off.