Installing Cables; Connecting The Ground Cable; Optional) Installing Dry Contact Signal Cables - Huawei ETP4830-A1 User Manual

ETP4830-A1 Embedded Power
User Manual

4.3 Installing Cables




4.3.1 Connecting the Ground Cable

Figure 4-4
Figure 4-4 Connecting the ground cable
(1) Ground bar

4.3.2 (Optional) Installing Dry Contact Signal Cables

Procedure
Step 1 Press the contact plate using a flat-head screwdriver to flip the metal spring inside each dry
contact.
Step 2 Connect the signal cables to the corresponding dry contacts.
Step 3 Remove the flat-head screwdriver and check that the signal cables are connected securely.
Issue 10 (2017-08-08)
Ensure that the upstream AC input circuit breaker is OFF, and attach warning labels such
as "Do not operate."
Before installing cables, switch all the circuit breakers to OFF and remove the fuses that
need to connect to cables.
shows how to connect the ground cable (an M4 OT terminal is used for the cable).
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4 Installation
24