Huawei PDU8000 Series User Manual page 75

PDU8000 Modular Precision PDC V2.0
User Manual
Figure 5-47 Connecting the monitoring cable
(1) Monitoring cable outlet
Step 8 (Optional) Connect the fire linkage cables.
The customer can select a cable connection method based on the actual requirement:
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Issue 03 (2018-01-25)
Scenario 1: single-input or dual-input PDC; one pair of fire extinguishing input cables
control all loads to power off.
− Single-input PDC: Connect the positive and negative terminals of the fire control
cable to the 24VDC(+) and 24VDC(-) wiring terminals at the rear right of the
cabinet respectively.
− Dual-input PDC: Connect the positive and negative terminals of the fire control
cable to the 24VDC(+) and 24VDC(-) wiring terminals at the rear left or rear right
of the cabinet respectively.
Scenario 2: dual-input PDC; either of the two pairs of fire extinguishing input cables can
control all loads to power off.
− Separate the two routes of fire control cables and connect them to the fire
extinguishing signal wiring terminals on both sides at the cabinet rear. Connect the
positive and negative terminals of each pair of control cable to the 24VDC(+) and
24VDC(-) wiring terminals at the rear left and rear right of the cabinet respectively.
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5 Installation Guide
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