LEGRAND KEOR HPE 60 kVA Operating Manual page 1080

4.6.1.1 Installation of external battery
Do not use internal and external battery together
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If the battery cabinets not supplied by LEGRAND, it is the installer's
responsibility to check the electrical compatibility and the presence of
appropriate protection devices between the cabinet and KEOR HPE
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Read the "section Installation" carefully, for assembly procedure of Battery
To avoid risk of electromagnetic interference, separate the battery cables from
Input and Output cables
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LETHAL VOLATGE of nominal 720 VDC is present when the external battery
connection are made
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Figure 48 – String configuration 2x30 blocks or 2x31 blocks of 12V VRLA batteries
64 OMW07096 REV. E
Installation and start-up of KEOR HPE UPS 60÷80 kVA
Installation et démarrage de l'ASI KEOR HPE 60÷80 kVA
Installazione e avviamento KEOR HPE UPS 60÷80 kVA
Two Serial Strings with central point – Neutral Potential
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