APC 990-4053 Power Supply User Manual


 
Options/Accessories
990-4053
Installation Guide APC Silcon 480kW 400V UPS 43
6.0 Options/Accessories
Please contact your local APC representative for information on options/accessories available
in your region. See “How to Contact APC” in this guide.
6.1 Service Bypass Panel for Single Operation
UPS Exter-
nal
System
Input
Fuse
[A]
Max.
Pro-
spec-
tive
Short-
Circuit
Current
[kA]
System
Input/
UPS
Input
Cable
[mm2]
**
System
Output/
UPS
Output
Cable
[mm2]
**
Max.
Exter-
nal
Syste
m
Output
Fuse
[A]***
Max.
Cable
Size/
Stud
Size
Dimensions
HxWxD [mm]
Weight
[kg]
Fixing
Cen-
tres
AxB
[mm]
480
kW
1000 45 3x185 3x150 800 M12 1825x
1160x620
(680*)
250 -
*** If no external System Output fuses are available or if it has a higher value than
indicated above, System Output and UPS Output cables should be dimensioned as
System Input and UPS Input cables.
** Sizes according to IEC 364-5-532 for PVC insulated copper cables (max. ambient
temperature: 30
o
C). Installation method B: Insulated conductors in wall conduit.
Also refer to local legal regulations.
Beware that single-phase Switch Mode Power supply loads will increase neutral
current! At a 100% SMPS load, neutral cable should be dimensioned for 200% of
phase current.
* Depth of enclosure includes switch handles