Tescom T-3250, User Manual

Page: 29 / 42

25
5.4 Connecting The UPS Power Cables
CAUTION! Only qualified personnel should install or service UPS / batteries.
The ac input to the UPS should be supplied by a separate line from the ac distribution board.
The input/output cables can be sized to suit the modules rating according to the table below.
The connections of the electric panel should be supplied by grounded outlet. Cables enter the UPS modules via
entry panels in the base of cabinet. All control cables should be screened and run in a separate trunking to the
power cables.
The input/output cables can be sized to suit the modules’ rating according to the table below.
WARNING !!! :
This is a product for restricted sales distribution to informed partners. Installation
restrictions or additional measures may be needed to prevent disturbances.
WARNING !!! : External battery cables must be shielded.
UPS
RATING
(kVA)
NOMINAL CURRENT : Amps / Recommended Cable Size (mm
2
)
BUS BAR CONNECTION
STUD SIZE
Input Mains
With full battery Recharge
Bypass / output
At full load
Battery
at min.
Battery
Voltage
Input/Output
Cable
Terminations
U-V-W-N
Battery
Terminations
+ & -
380V 400V 415V 380V 400V 415V
A / mm
2
A / mm
2
A / mm
2
A / mm
2
A / mm
2
A / mm
2
A / mm
2
250 530A / 240 500A / 240 480A / 240 379A / 185 360A / 185 347A / 185
630A
2x185
M12 M12
300
600A / 240 570A / 240 550A / 240 540A / 185 510A / 185 490A / 185
780A
2x185
M12 M12
Figure 5-1 Installation Diagram
UPS
(KVA)
3 Phase Input/Output
250-300
L 2380
P 925
H 1880
X (min) 1000
NOTE :
All the dimensions are in mm .
H
L
X
1000
P