Figure 4-73 Electrical ports on the indoor unit
(1) Electric heater contactor (required if an
electric heater is congured)
(2) Wiring terminals for customer
(3) Fan fuse base (4) Power transfer terminal for fan
(5) Signal cable wiring terminal
Figure 4-74 shows the cable connections to the smart cooling product.
● After connecting the T/H sensors in the aisle in series, connect them to the
RS485 port on the front panel of the smart cooling product control unit.
● Do not pull cables J1, J2, J3, and J4 and their terminals casually. Ensure that the
cables are connected securely.
FusionModule800 Smart Small Data Center
User Manual 4 Installation Guide
Issue 01 (2021-02-05) Copyright © Huawei Technologies Co., Ltd. 151
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