SMA 20000TL - Manual (Page 27)

4. Insert the cable gland from the outside into the
enclosure opening and tighten it from the inside
with the counter nut.
5. Route the AC cable into the inverter through the cable gland. If necessary, slightly loosen the
swivel nut of the cable gland.
6. Dismantle the AC cable.
7. Shorten L1, L2, L3 and N by 5 mm each.
8. Strip off the insulation of L1, L2, L3, N and PE by 12 mm.
9. Push the safety levers of the AC connecting terminal plate right up to the stop.
10.
Risk of fire if two conductors are connected to one terminal
If you connect two conductors to a terminal, a fire can occur due to a bad electrical
connection.
• Never connect more than one conductor per terminal.
11.
Danger of crushing when locking levers snap shut
The locking levers close by snapping down fast and hard.
• Press the locking levers of the connecting terminal plate for the AC cable down with your
thumb only.
• Do not grip the entire connecting terminal plate for the AC cable.
• Do not place your fingers under the locking levers.
12. Connect PE, N, L1, L2 and L3 according to the labeling to the connecting terminal plate for the
AC cable and push the safety levers down. The direction of the rotating magnetic field of L1,
L2 and L3 is not relevant.
13. Make sure that all conductors are securely in place.
14. Tighten the swivel nut of the cable gland.
6 Electrical Connection SMA Solar Technology AG
Operating Manual 27 STP20-25TL-BE-en-12