Manualsbrain.com
  1. Manuels
  2. Marques
  3. Emerson
  4. UPS Systems
  5. Manuel D’Utilisation

Emerson UPS Systems Manuel D’Utilisation

Télécharger
Page de 36
Specifications
27
Table 7
Liebert NXL Maintenance Bypass Cabinet current ratings—System Input
UPS Rating
Voltage (VAC)
System Input
kVA
kW
Input
Bypass
Output
Nominal
Current
10 Minute
Overload
External Breaker
Trip, 
Amps
250
225
480
480
480
301
376
400
300
270
480
480
480
361
451
500
400
360
480
480
480
481
601
700
Table 8
Liebert NXL Maintenance Bypass Cabinet current ratings—System Output
UPS Rating
Voltage, VAC
System Output
kVA
kW
Input
Bypass
Output
Nominal
Current
10 Minute
Overload
External Breaker
Trip, 
Amps
250
225
480
480
480
301
376
400
300
270
480
480
480
361
451
500
400
360
480
480
480
481
601
700
Table 9
Recommended conduit and cable sizes—Maintenance Bypass Input
UPS Rating
System Input Voltage (VAC)
Maintenance Bypass Input
Nominal Selection
Alternate Selection
Top Cable Entry
Wire & Conduit
Ph, N, G  THW / FMC
Bottom Cable Entry
Wire & Conduit
Ph, N, G  THW / RNC
Top Cable Entry
Wire & Conduit
Ph, N, G  THW / FMC
Bottom Cable Entry
Wire & Conduit
Ph, N, G  THW / RNC
kVA
kW
Rectifier Bypass
Maint
Byp
Output
250
225
480
480
480
480
(2) 3C 3-250kcmil,
2-250kcmil, #1/0AWG
(2) 3C 3-250kcmil,
2-250kcmil, #1/0AWG
(3) 2C 3-#2/0AWG,
2-#2/0AWG, #1/0AWG
(3) 2.5C 3-#2/0AWG, 
2-#2/0AWG, #1/0AWG
300
270
480
480
480
480
(2) 3.5C 3-350kcmil,
2-350kcmil, #1/0AWG
(2) 3.5C 3-350kcmil,
2-350kcmil, #1/0AWG
(3) 3C 3-#4/0AWG,
2-#4/0AWG, #1/0AWG
(3) 3C 3-#4/0AWG,
2-#4/0AWG, #1/0AWG
400
360
480
480
480
480
(2) 4C 3-500kcmil,
2-500kcmil, #1/0AWG
(2) 4C 3-500kcmil,
2-500kcmil, #1/0AWG
(3) 3C 3-250kcmil,
2-250kcmil, #1/0AWG
(3) 3C 3-250kcmil,
2-250kcmil, #1/0AWG
500
450
480
480
480
480
(3) 3.5C 3-500kcmil,
2-250kcmil , #1/0AWG
(3) 4C 3-500kcmil,
2-250kcmil , #1/0AWG
(4) 3C 3-250kcmil,
2-#4/0AWG, #1/0AWG
(4) 3C 3-250kcmil,
2-#4/0AWG, #1/0AWG
Table 10
Recommended conduit and cable sizes—Rectifier Input (1-Input System)
UPS Rating
System Input Voltage (VAC)
Rectifier Input (1-Input System)
Nominal Selection
Alternate Selection
kVA
kW
Rectifier Bypass
Maint
Byp
Output
Top Cable Entry
Wire & Conduit
Ph, N, G, THW / FMC
Bottom Cable Entry
Wire & Conduit
Ph, N, G  THW / RNC
Top Cable Entry
Wire & Conduit
Ph, N, G  THW / FMC
Bottom Cable Entry
Wire & Conduit
Ph, N, G  THW / RNC
250
225
480
480
480
480
(2) 2.5C 3-250kcmil,
#1/0AWG
(2) 2.5C 3-250kcmil,
#1/0AWG
(3) 2C 3-#2/0AWG,
#1/0AWG
(3) 2C 3-#2/0AWG,
#1/0AWG
300
270
480
480
480
480
(2) 3C 3-350kcmil,
#1/0AWG
(2) 3C 3-350kcmil,
#1/0AWG
(3) 2.5C 3-#4/0AWG,
#1/0AWG
(3) 2.5C 3-#4/0AWG,
#1/0AWG
400
360
480
480
480
480
(2) 3C 3-500kcmil,
#1/0AWG
(2) 3.5C 3-500kcmil,
#1/0AWG
(3) 2.5C 3-250kcmil,
#1/0AWG
(3) 2.5C 3-250kcmil,
#1/0AWG
500
450
480
480
480
480
(3) 3C 3-500kcmil,
#2/0AWG
(3) 3.5C 3-500kcmil,
#2/0AWG
(4) 2.5C 3-250kcmil,
#2/0AWG
(4) 3C 3-250kcmil,
#2/0AWG