Surge Protection And Grounding; Surge Protection; Grounding - Huawei FusionDC1000A Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Product Description (IT Scenario)
8

8.1 Surge Protection

Surge Protection for Signal Ports
●
●

8.2 Grounding

Internal Grounding
The main earthing terminal (MET) is installed in the pre-fab. module and connects
to the external ground grid over ground downleads.
Equipment in the pre-fab. module connects to the ground busbar over ground
cables and are insulated from other metal parts.
Figure 8-1 Internal grounding diagram
External Grounding
M12 bolt ground points are evenly located on the pre-fab. module exterior. Ensure
that the two ground points are connected to the ground grid. There are two
Issue 01 (2021-04-20)

Surge Protection and Grounding

Indoor signal ports comply with 1 kV surge protection in common mode.
Signal ports for cables routed out of the pre-fab. module pass the 3 kA
impulse current test.
NO TE
The actual cable path varies depending on the site.
Copyright © Huawei Technologies Co., Ltd.
8 Surge Protection and Grounding
100