Specifications

Cisco UCS Cisco UCS C220 M4 High-Density Rack Server (Large Form Factor Disk Drive Model)
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TECHNICAL SPECIFICATIONS
Power Specifications
The general power specifications for the C220 M4 LFF server 770 W (AC) power supply are listed in Ta bl e 40
For configuration-specific power specifications, use the Cisco UCS Power Calculator at this URL:
http://ucspowercalc.cisco.com
Table 40 UCS C220 M4 LFF 770 W Power Supply Specifications
Description Specification
AC input voltage 100—240 VAC (nominal input voltage range)
90—64 VAC (min/max input voltage range)
AC input frequency 47 to 63 Hz (single phase)
Maximum AC input current 9.5 Amps maximum at 100 VAC
4.5 Amps maximum at 208 VAC
Maximum AC inrush current 15 Amps peak at +35 degree C, 208V
(charging current for EMI-X capacitors is not considered to be
inrush current)
Maximum output power for each
power supply
For 90—264 VAC input range, the maximum rated output power
is 770 watts per power supply
Power supply output voltage 12 VDC ± 5%
Power supply efficiency CSCI Platinum, 230 VAC at 50 Hz:
Greater than:
■ 90% at 20% load
■ 94% at 50% load
■ 91% at 100% load
In addition, 208 VAC at 60 Hz efficiency shall be greater than:
■ 89% at 20% load
■ 93% at 50% load
■ 90% at 100% load
NOTE: AC input connector is an IEC 320 C-14 15A/250VAC power inlet.