Installing the Five-core AC Input Power Cable
Cut the corresponding pagoda connector using a utility knife, route the AC input power cable
through the cable hole at the bottom, and connect the cable to the AC circuit breakers.
(Optional) Connecting Single-phase AC Input Power Cables
5.6
• This procedure applies only to some models. The figure is for reference only.
• If a UPS (provided by the customer) or other reliable backup power supplies (provided by
the customer) is used to supply power, perform the following steps to change the
connection mode of the single-phase AC input power cables.
• Recommended single-phase AC switch (5FCB, provided by the customer): 220/230 V AC;
10 A/2P.
1. Remove the short-circuiting bar from 1–2 and insert it to 2–3 on the XU terminal block.
2. Remove the short-circuiting bar from 6–7 and insert it to 7–8 on the XU terminal block.
3. Connect the armored cable to the ground point on the rear panel of the control unit cabin.
4. Connect the PE cable (provided by the customer) to the ground bar of the control unit
cabin, and connect the L and N wires (provided by the customer) to switch 5FCB2.
Scenario 1: The UPS Obtains Power from an External Power Source
(Not from the ESS)
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