Procedure
● The cable outer diameter can be measured using the ruler sticker in the
maintenance compartment.
● Ensure that the cable jacket is in the maintenance compartment.
● Ensure that the DC power cables are connected securely. Otherwise, the Smart
PCS may fail to operate, or become overheated during operation due to an
unreliable connection, which will damage the terminal block.
● Do not pull the cables horizontally after they have been secured, as this may
damage the wiring terminals.
Step 1 The prefabricated DC power cables (with corrugated pipes) are delivered with the
ESS. Remove the rubber rings based on the cable diameter range.
Step 2 Connect the DC power cables to the terminal block and ensure that the cables are
securely connected.
Figure 5-9 Connecting DC power cables
----End
5.7 Connecting AC Power Cables
Precautions
A three-phase AC switch should be installed on the AC side of the Smart PCS. To
ensure that the Smart PCS can safely disconnect itself from the power grid if an
LUNA2000-100KTL-M1 Smart Power Control System
User Manual 5 Electrical Connections
Issue 02 (2023-01-10) Copyright © Huawei Technologies Co., Ltd. 40