SMA SHP 125-US-20, Руководство по эксплуатации

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7 Electrical Connection SMA Solar Technology AG
Operating manual SHP-US-20-BE-en-10 36
• Clean the contact surfaces of the terminal lug using a clean cloth and ethanol cleaning
agent and do not touch the contact surfaces after cleaning.
• Connect the equipment grounding conductor to the equipment grounding terminal using
the hexagon socket screw (M6x16, TX20, torque: 6 Nm ± 0.3 Nm (53 in-lb ± 2.65 in-
lb)).
3. Dismantle the DC cables.
4. Fit terminal lugs to the DC conductors.
5. Remove any cable remnants from the product.
6. Remove the fixing of the pre-harnessed DC cables from the product.
7. Clean the contact surfaces of all terminal lugs using a clean cloth and ethanol cleaning agent
and do not touch the contact surfaces after cleaning.
8. Connect the DC cables with each other. To do this,
insert the combined screw (M6x16) from the back
through the round holes of the terminal lugs and
from the front tighten with the washer (M10) and
the hex nut (AF16, torque: 24 Nm ± 2 Nm (212 in-
lb)). Ensure correct polarity.
2x
+
_
9. Place the touch protection elements around the
terminal lugs and plug together until they audibly
click into place.
2x