2. GENERAL CONNECTION DIAGRAM OF THE MACHINE Warning: refer to the connection diagram to cap. 5.7 of the manual UNE ZHERO, in case of need can be downloaded free of charge from the site: https://www.unesrl.com in the section: "DOWNLOAD AREA".
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4. AC CONNECTION - A ZHERO TO MAINS DISTRIBUTOR/GENERATOR and "BACKUP" INSTALLATION Connection of the distributor / genset network entering the system (not production meter): • LG: 230VAC DISTRIBUTOR / GENERATOR phase • NG: Neutral DISTRIBUTOR / GENERATOR 230VAC •...
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ATTENTION: the wattmeter is a single-phase 230V device with a maximum current of 100A. ATTENTION: in the case of three-phase systems, each ZHERO system must have its own wattmeter. ATTENTION: use twisted cables; do not use Cross cables. Connection of AC to the wattmeter S...
7. ZHERO ASSOCIATION WITH WEBSERVER • The installer will have to request, if not already registered with his own account, his registration directly to UNE email: assistenza@unesrl.com that will provide him with a username and password; by accessing the portal: https://portal.zherosystem.com you can enter the code "WEB Activation: xxxxxx"...
To verify the correct functioning of ZHERO use the software ZHERO Installer Tool with windows 7 or higher. The USB type B port for ZHERO monitoring is located in the upper left part, under the main panel. The ZHERO Installer Tool software and the relative instruction manual with le legend of each alarm "Manual - UneSrlCommunication"...
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• System installation: UNE is not responsible for the correct installation of the photovoltaic system and the Zhero system; any requests for assistance must be received in writing by entering all the system data and a detailed description of the anomalies, to the email address: assistenza@unesrl.com.