Liebert NX User Manual

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Liebert
®
NX
™
31
Figure 15 Paralleling cabinet with input and bypass circuit breakers
Figure 16 Paralleling cabinet with input, bypass and distribution circuit breakers
480V, 3W
System Input
480V, 3W
System Output
480V DC
Battery
Input
AC
DC
DC
AC
Bypass
Static
Switch
RIB 1
RIB 2
RIB 3
RIB 4 IOB 4
IOB 3
IOB 2
IOB 1
UPS Module 2
UPS Module 3
UPS Module 4
MBB
MOB
Liebert NX UPS (40-200kVA)
DC
DC
RIB = Rectifier Input
Breaker
IOB = Inverter Output
Breaker
MBB = Maintenance
Bypass Breaker
MIB = Maintenance
Isolation Breaker
LDB = Load
Distribution
Breaker
480V, 3W
System Input
480V, 3W
Output
480V DC
Battery Input
AC
DC
DC
AC
Bypass
Static
Switch
DC
DC
RIB 1
RIB 2
RIB 3
RIB 4 IOB 4
IOB 3
IOB 2
IOB 1
UPS Module 3
MBB
MIB
User Supplied
Plug-In Output
Breakers
480V, 3W
Output
UPS Module 4
UPS Module 2
Liebert NX UPS (40-200kVA)
LDB 1
LDB N

Liebert NX Specifications

General

Frequency	50/60 Hz
Topology	Double Conversion/Online
Input Voltage	208, 220, 240 VAC
Output Voltage	208, 220, 240 VAC
Battery Type	VRLA
Operating Temperature	0 to 40°C (32 to 104°F)
Humidity Range	0 to 95% (non-condensing)