Emerson 250 Manuel D’Utilisation
Installation Drawings
16
Figure 7
Input/output conduit detail drawing, 250-300kVA Liebert NXL UPS
OUTPUT
NEUTRAL
INNER PANEL
REMOVED
FOR CLARITY
SHOWN IN EXTENDED
POSITION
DC
(2) 3" CONDUIT
NOTES:
1. ALL DIMENSIONS ARE IN inches (mm).
2. 24" MINIMUM CLEARANCE ABOVE UNIT REQUIRED FOR AIR EXHAUST.
3. KEEP CABINET WITHIN 15 DEGREES OF VERTICAL.
4. TOP AND BOTTOM CABLE ENTRY AVAILABLE THROUGH REMOVABLE ACCESS
PLATES. REMOVE, PUNCH TO SUIT CONDUIT SIZE AND REPLACE.
5. UNIT BOTTOM IS STRUCTURALLY ADEQUATE FOR FORKLIFT HANDLING.
6. THESE BRACKETS CAN BE REMOVED DURING INSTALLATION BUT MUST BE
REPLACED AFTER INSTALLATION.
7. CONTROL WIRING AND POWER WIRING MUST BE RUN IN SEPARATE CONDUITS.
8. ALUMINUM AND COPPER-CLAD ALUMINUM CABLES ARE NOT RECOMMENDED.
9. ALL WIRING IS TO BE IN ACCORDANCE WITH NATIONAL AND LOCAL ELECTRICAL CODES.
1. ALL DIMENSIONS ARE IN inches (mm).
2. 24" MINIMUM CLEARANCE ABOVE UNIT REQUIRED FOR AIR EXHAUST.
3. KEEP CABINET WITHIN 15 DEGREES OF VERTICAL.
4. TOP AND BOTTOM CABLE ENTRY AVAILABLE THROUGH REMOVABLE ACCESS
PLATES. REMOVE, PUNCH TO SUIT CONDUIT SIZE AND REPLACE.
5. UNIT BOTTOM IS STRUCTURALLY ADEQUATE FOR FORKLIFT HANDLING.
6. THESE BRACKETS CAN BE REMOVED DURING INSTALLATION BUT MUST BE
REPLACED AFTER INSTALLATION.
7. CONTROL WIRING AND POWER WIRING MUST BE RUN IN SEPARATE CONDUITS.
8. ALUMINUM AND COPPER-CLAD ALUMINUM CABLES ARE NOT RECOMMENDED.
9. ALL WIRING IS TO BE IN ACCORDANCE WITH NATIONAL AND LOCAL ELECTRICAL CODES.
LOW VOLTAGE
(14) 1" CONDUIT
LOW VOLTAGE
1.5" CONDUIT
LOW VOLTAGE
1.5" CONDUIT
INPUT
(2) 3" CONDUIT
DC
(2) 3" CONDUIT
OUTPUT
(2) 3.5" CONDUIT
BYPASS
(2) 3.5" CONDUIT
BYPASS
(2) 3.5" CONDUIT
INPUT
(2) 3" CONDUIT
OUTPUT
(2) 3.5" CONDUIT
BYPASS
NEUTRAL
BYPASS INPUT
RECTIFIER INPUT
OUTPUT
GROUND BUS
(BOTTOM ENTRY)
SEE NOTE 6
DC POSITIVE
DC NEGATIVE
GROUND BUS
(TOP ENTRY)
.88 X .56 SLOT
6 PLACES
EACH BAR
(BOTTOM
ENTRY)
ENTRY)
(TOP
ENTRY)
ENTRY)
(TOP
ENTRY)
ENTRY)
(BOTTOM
ENTRY)
ENTRY)
C
B
.0
( 0 )
76.8
( 1950 )
A
.87
( 22 )
1.10
( 28 )
.98
( 25 )
.87
( 22 )
1.75
( 44 )
TYP
O .56
( 14 )
TYP
1.75
( 44 )
TYP
1.75
( 44 )
TYP
1.75
( 44 )
TYP
O .56
( 14 )
TYP
21.9
(556)
25.4
( 645)
28.4
(721)
31.4
( 797)
34.4
(874)
37.4
( 950)
40.4
(1026)
43.4
( 1102)
46.4
(1178)
49.4
(1255)
52.9
(1343)
56.4
(1432)
59.4
(1509)
O .56
( 14 )
TYP
D
1.75
( 44 )
TYP
1.75
( 44 )
TYP
O .56
( 14 )
TYP
1.75
( 44 )
TYP
RIGHT SIDE VIEW
DETAIL C
DETAIL B
BOTTOM VIEW
TOP VIEW
FRONT
DETAIL A
DETAIL D