Electrical Specifications - Hitachi 88-02-0 Series Hardware Reference Manual

Cache specifications
Capacity (GB per controller)
Control method
Battery backup
Backup duration
*
Non-volatile data in the cache memory is protected against sudden power failure. The
backup operation writes data into a cache, even if a power interruption occurs, and
transferred to the cache flash memory.
Insulation performance
Insulation withstand voltage
Insulation resistance

Electrical specifications

The electrical input power specifications for the storage systems are described in the
following table.
Input voltage (operable
voltage range) (V)
Frequency (Hz)
Number of phases, cabling
Steady-state current 100V/
1 2
200V ,
Hitachi Virtual Storage Platform G700 Hardware Reference Guide
Item
*
Item
Item
AC 200-240 +6%/-11%
50/60 ±1
Single-phase with protective grounding
CBL: 4.0x2
Appendix B: System specifications
Specification
512 GB
Read LRU/Write after
Provided
Unrestricted (Saving to a nonvolatile
memory)
Specification
AC 1,500 V (100mA, 1min)
DC 500 V, 10 MΩ or more
Controller
SFF, LFF, FMD, and dense
intermix drive tray: AC
200-240 +6%/-11%
SFF drive tray: 2.4x2/1.2x2
LFF drive tray: 1.9x2/1.0x2
FMD tray: 2.6x2/1.3x2
Dense intermix drive tray:
-/3.0x2
Electrical specifications
Drive tray
65