LEGRAND KEOR HP 400kVA Installation Et Démarrage page 15

Installation and start-up of UPS Keor Hp 400-800kVA
Installation et démarrage de l'UPS Keor Hp 400-800 kVA
Installazione e avviamento UPS Keor Hp 400-800kVA
Do not modify the device
Do not modify the device in any way: this may result in damage to the equipment
itself as well as to objects and persons. Maintenance and repair must be carried out
by authorized personnel only. Contact the manufacturer for details of the nearest
service centre.
2.3.5 Electrical connection
The UPS connection to the AC power must be carried out in compliance with the current
regulations.
Make sure the indications specified on the identification plate correspond to the AC power
system and to the actual electrical consumption of all of the equipment connected.
Check the conformity of the documentation
The UPS must be installed according to the requirements of HD 384.4.42 S1/A2 and
in compliance with standard CEI 60346-4-42.
Before connecting the unit to the distribution network, make sure you have received
the approval of the electrical power distribution Authority, so as provided for by the
current national regulations.
IT system
The UPS is also designed to be connected to an IT power distribution system.
All the electrical connections must be carried out by authorized personnel. Before connecting
the device make sure that:
 the connection cable to the AC line is properly protected;
 the nominal voltages, the frequency and the phase rotation of the AC supply are
respected;
 the polarities of the DC cables coming from the battery have been checked;
 no leakage current to earth is present.
The device is connected to the following voltage supplies:
 DC battery voltage;
 AC mains voltage;
 AC bypass voltage.
OMD39075 REV. F 15