Important Notices!
Thank you for choosing LEGRAND UPS System to supply your Critical Application.
This manual contains important information about commissioning, usage and technical properties of the
UPS. It also contains safety information for operator and instructions to secure your critical load. Applying
the recommendation detailed in this manual is necessary to use UPS safely and correctly.
The manufacturer reserves the rights to change the t
echnical specifica
tions
and design without notice.
LEGRAND reserves the rights to change the information in this document
without notice. Refer to
http://ups.legrand.com/
web site to dowload last
release and translations.
Units that are labelled with a CE mark comply with the Standard: EN 62040-1 and EN 62040-2.
Read the manual completely before working on this equipment!
Keep this manual in UPS’s front cover’s pocket for easy consultation!
Reproduction, adaptation, or translation of this manual is prohibited without prior
written permission of LEGRAND Company, except as allowed under the copyright laws.
36
36
LETHAL VOLTAGE
of nominal 720 VDC is present when the external battery
connections are made.
Read the
KEOR T EVO Service Manual
carefully for
Battery Wiring Diagram in
External Battery Cabinet!
To avoid risk of electromagnetic interference, separate the battery cables from
Input and Output cables.
For UPS and External Battery Cabinet Connections, please follow up the instructions below;
• Unplug the cable of Thermal Sensor Board on the UPS.
• Switch all battery cabinets circuit breaker
(F5)
to “
OFF
” position.
•
Ground:
Connect all
“PB”
on the battery cabinets directly to
“PB”
on the UPS.
• Negative String:
Connect the
“-“
on Battery Cabinet #1 to
X5 EXT. BATTERY: “-”
on the UPS. Connect the
“-“
on
Battery
Cabinet #2 to
X5 EXT. BATTERY: “-”
on the Battery Cabinet #1 and so on...
• Positive String:
Connect the
“+“
on Battery Cabinet #1 to X5 EXT. BATTERY:
“+”
on the UPS. Connect the
“+“
on
Battery
Cabinet #2 to
X5 EXT. BATTERY: “+”
on the Battery Cabinet #1 and so on...
• Neutral:
Connect the
“N “
on Battery Cabinet #1 to
X5 EXT. BATTERY: “N”
on the UPS. Connect the
“N“
on Battery
Cabinet #2 to
X5 EXT. BATTERY: “N”
on the Battery Cabinet #1 and so on...
• External Battery Cabinet Temperature Sensor: Only connect the
X7: “X7/1 – X7/2 – X7/3”
on the Battery Cabinet
#1 to X7:
“X7/1 – X7/2 – X7/3”
on the UPS. (Not extended 25m length is recommended)
• External Battery Breaker Position Feedback:
For one battery cabinet & UPS c
onfigur
ation: Connect the
X8: “X8/c – X8/d”
on the UPS to
X8: “X8/c –
X8/d”
on Battery Cabinet #1.
For two battery cabinets & UPS c
onfigur
ation: Connect the
X8: “X8/c – X8/d”
on the UPS to
X8: “X8/c –
X8/e”
on Battery Cabinet #1. Connect the X8: “X8/d – X8/e” on Battery Cabinet #1 to X8: “X8/c – X8/d” on Battery
Cabinet #2.
For three battery cabinets & UPS c
onfigur
ation: Connect the
X8: “X8/c – X8/d”
on the UPS to
X8: “X8/c –
X8/e”
on Battery Cabinet #1. Connect the
X8: “X8/d – X8/e”
on Battery Cabinet #1 to
X8: “X8/c – X8/e”
on Battery
Cabinet #2. Connect the
X8: “X8/d – X8/e”
on Battery Cabinet #2 to
X8: “X8/c – X8/d”
on Battery Cabinet #3.
Battery Fast Fuses:
Mount the battery fast fuses into battery fuse holder on the battery cabinet. (fast fuse indicator
side must be placed upper side of the holder) Do not close the battery circuit breaker!
External Battery Connection:
KEOR T EVO Battery Cabinet comes with the following cables;
• 3 meters 4 x 16mm² power cables for battery connection
• 4 meters 2 x 0.5mm² double insulated cables for external battery breaker position feedback signal
• 4 meters 3 x 1.5mm² double insulated cables for external battery cabinet temperature sensor signal
• 3 x Field-mountable Battery Fast Fuses (rating & type depending on the cabinet model)
• 2.9 meters spiral for power cables for protection
If 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 T EVO.
