Specifications Of Fan Modules - Hitachi Compute Blade 2500 Getting Started Manual

Frequency (acceptable
range)
Input electric current
Breaking current
Inrush current
Leakage current
Retention time
Number of mounted
modules
Redundancy
Power inlet standard

Specifications of fan modules

The following table shows the specifications of fan modules.
Cooling unit
Cooling type
Air flow
Maintainability
Redundancy
Fan control type
Fan speed detection Install a detector for each fan.
Air filter
Table A-17 Specifications of the power supply module
Item
50Hz/60Hz (from 47Hz to 63Hz)
13.8 A
41.4 A (3+3 redundant configuration)
69 A (5+1 redundant configuration)
20 A
Maximum of 40 A
3.5 mA per server chassis or none
20 ms or more (for N+N redundancy setting), 12 ms or
more (for N+1 redundancy setting)
Minimum: 2. Maximum: 6
Support for N+1 and N+N redundant configurations
IEC60320-C20
Table A-18 Specifications of fan modules
Item
Mounted per module
Forced cooling by cooling fans
Cooling from the front side towards the rear side of the server
chassis (to prevent exhaust from re-entering)
Maintenance can be performed even when the system unit is
operating.
Support for N+1 redundant configuration
Fan speed is controlled by the thermal sensor and the power
supply.
Optional
System Unit Specifications
Hitachi Compute Blade 2500 Series Getting Started Guide
2500W PSM Specification
Specifications
A-17