SMA AC-SPD STP 110-60 - Removing the AC-SPD Assembly; Initial Preparation

6 Removing the AC-SPD Assembly
SMA Solar Technology AG
Replacement ManualSTPxxx-60-AC-SPD-RM-xx-1014
11. Lift the limiting lever on the inside of the cover on the
right and remove from the thread.
1
12. Fold the limiting lever on the joint and turn it towards
the cable compartment.
13. Engage the end of the limiting lever in the cable
compartment with the thread.
☑ The cable compartment cover has been secured and remains open.
14. Verify a de-energized state of the AC connection
between L1 and L2, L2 and L3, L1 and L3 und L1
and grounding conductor, L2 and grounding
conductor and L3 and grounding conductor using a
suitable measuring device. For this purpose, hold the
test probe to the conductors' ring terminal lugs.
L1
L2
L3
PE
0.0V0.0V
L1  PE
L2  PE
L3  PE
L1  L2
L2  L3
L1  L3
6 Removing the AC-SPD Assembly
Procedure:
1. Disconnect the inverter from all voltage sources (see Section5, page12).
ENGLISH