Vertiv | Liebert
®
NXL
™
500-750kVA UPS Installation Manual |
33
Figure 21 Input terminal details, Liebert
®
NXL
™
500kVA UPS, SMS and 1+N multi-module unit with static
bypass
DUAL LUG
CONNECTION DETAIL
DO NOT DOUBLE STACK LUGS
(two lugs on same side of busbar).
This is to prevent the cables from
coming into contact with other bus bars.
Lugs
Busbar
Bolt
U40-5E-3200
Rev. 4
LEFT SIDE (PART A)
LEFT FRONT (PART A)
GROUND BUS
DC INPUT
INPUT
PHASES
C
B
A
0
29.5"
(749mm)
42.4"
(1077mm)
45.6" (1158mm)
48.8" (1240mm)
54.6" (1387mm)
59.2" (1504mm)
DC INPUTS
GROUND
76.8"
(1950mm)
NOTES
1. Control wiring and power wiring must be run in separate conduits
2. All wiring is to be in accordance with national and local electrical codes.
3. See page 2 of 2, Drawing Number: U40-5E-3201.
DC (+)
Input
DC (-)
Input
INPUT PHASES
Ø 0.5"
(13mm)
Typical
Ø 0.5"
(13mm)
Typical
Ø 0.5"
(13mm)
Typical
1.75"
(44mm)
Typical
1.75"
(44mm)
Typical
1.75"
(44mm)
Typical
1.75" (44mm)
Typical
1.75" (44mm)
Typical
1.75" (44mm)
Typical
3"
(76mm)
3"
(76mm)
3"
(76mm)
