NonStop NS2400 Series Planning Guide

Branch Circuits and Circuit Breakers, Three-Phase PDUs
In NonStop NS2400 cabinets without the optional rack-mounted UPS, each of the two PDUs
requires a separate branch circuit of these ratings:
Amps (see following “CAUTION”)Volts (Phase-to-Phase)Region
30200 to 240North America and Japan
16
1
380 to 415International
1
Category D circuit breaker is required.
CAUTION: Be sure the hardware configuration and resultant power loads of each cabinet within
the system do not exceed the capacity of the branch circuit according to applicable electrical codes
and regulations.
Select circuit breaker ratings according to local codes and any applicable regulations for the circuit
capacity. Note that circuit breaker ratings vary if your system includes the optional rack-mounted
HP Model R12000/3 Integrated UPS.
Circuit Breaker Ratings for Three-Phase UPS
These ratings apply to NonStop NS2400 series systems with the optional rack-mounted HP Model
R12000/3 Integrated UPS that is used for a three-phase power configuration:
UPS Input Rating
1
Input PlugPower Out (VA/Watts)Operating Voltage
Settings
Version
Dedicated 36 AmpIEC-309 60 Amp12000/12000208
2
North America and
Japan
Dedicated 24 AmpIEC-309 32 Amp12000/12000380–415
3
International
1
The UPS input requires a dedicated (unshared) branch circuit that is suitably rated for your specific UPS.
2
Factory-default setting
3
Factory-default setting is 400V
For more information and specifications on the R12000/3 UPS (12kVA model), see the HP 3 Phase
UPS User Guide for the 12kVA model at:
http://bizsupport.austin.hp.com/bc/docs/support/SupportManual/c01079392/c01079392.pdf
AC Input Power for Modular Cabinets in G2 Racks 187