FusionModule2000 Smart Modular Data Center
Installation Guide
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Figure A-9 Preparing an RS485 monitoring cable for the ECC collector
Preparing a Dry Contact Monitoring Cable
The method for preparing a dry contact monitoring cable is similar to the method for
preparing an RS485 monitoring cable. Prepare cord end terminals on both ends of each
required cable core based on the number of dry contacts.
A.4 (Optional) Connecting Linkage Cables Between the
Gas Extinguishing Controller and Equipment Room ATS
Context
After a linkage cable is connected between the gas extinguishing controller and equipment
room ATS, if the gas extinguishing controller generates a fire signal, the ATS disconnects
non-firefighting power supply and stops supplying power to air conditioners in the data
center.
Linkage cables can be connected between the gas extinguishing controller and equipment
room ATS in the following two ways:
Link the fire alarm bell and ATS. When the fire alarm bell rings, the ATS disconnects
non-firefighting power supply.
To Next Page
Loading...
Need help?
General