SMA SB 2500TL-21 Installation - Manual (Page 33)

SMA Solar Technology AG Electrical Connection
Installation Manual SB25-30TLST-21-IA-en-13 33
7. For ease of connection, loosen the display screw
until the display can be flipped up.
8. Flip the display up until it clicks into place.
9. Undo the swivel nut of the AC cable gland and
remove the filler-plug from the cable gland.
10. Pull the cable through.
11. Raise all 3 terminals of the AC terminal as far as they will go.
Seal in the AC cable gland
There is a two-part seal in the cable gland.
Remove the internal ring insert if necessary,
e.g. to introduce a thicker cable.
The following guideline values apply:
• Cable diameter with seal and insert: 12 mm to 16 mm
• Cable diameter with seal only and without insert: 15 mm to 21 mm
NOTICE!
Risk of fire when connecting two conductors to a single terminal
If two conductors are connected to one terminal, this may result in a poor electrical contact
which could pose a risk of overheating or fire.
• Never connect more than one conductor per terminal.
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