Ats Scenario - Huawei UPS5000-E-12 User Manual

UPS5000-E-(40 kVA-320 kVA)
User Manual
Figure 5-63 Reuse scenario
In reused D.G. scenarios, the following parameters need to be set:


The dry contact port DO_4 of the UPS monitoring port card connects to the startup/shutdown
control port of the D.G. The DO_4 port is normally on (NO) initially. When it is on, the D.G.
starts.
scenarios.
Figure 5-64 Connecting signal cables in the reused scenario

5.12.4 ATS Scenario

The D.G. and mains connect to the UPS over an ATS. The MDU obtains the D.G.
startup/shutdown status over the dry contact signals sent from the ATS, and controls D.G.
startup/shutdown over dry contacts.
Issue 10 (2015-09-15)
Set ATS to Not connected.
Working mode is by default set to ECO and is unchangeable.
Figure 5-64 shows the signal cable connection between the UPS and the D.G. in reused
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Figure 5-65 shows the working principles.
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