Cisco Systems UCSEZINFRACHSS manual DC-Input Power Supply N20-DC-2500 Specifications

Technical Specifications

Specifications for the Cisco UCS 5108 Blade Server Chassis Power Supply Units

Description	Specification
Maximum Input VA	2790 VA @ 200 VAC
Maximum output power per power supply	2500 W (up to four power supplies)
Maximum inrush current	35 A (sub cycle duration)
Maximum Heat Output	8530 BTU
Maximum hold up time	12 ms @ 2500 W
Power supply output voltage	12 VDC @ 208 A
Power supply standby voltage	3.3 VDC @ 5A
Efficiency Rating	Climate Savers Platinum
Efficiency (80 Plus Platinum Certified)	20%	50%	100%
	90%	94%	91%
Input connector	IEC320 C20

Table 14: DC-Input Power Supply (N20-DC-2500) Specifications

Item

Minimum software requirement

DC-input voltage

DC-input current

Output power

Current draw at min voltage

Current draw at max voltage

Maximum KVA rating

DC input terminal block

Output holdup time

Specification

Cisco UCS Software Release 2.0(1)

–48 to –60 VDC

62 A maximum @ –48 VDC input

2500 W

62A

50A

2.5

Accepts Panduit LCD4-14AF-L or equivalent barrel-type lug terminals with 90-degree angle, two- hole tongue, which accommodates 1/0 AWG size copper wire. The connector tongue width is 0.82 in, the stud hole spacing is 5/8 in, and the hole size is 1/4 in.

8 ms

Cisco UCS 5108 Server Chassis Installation Guide

OL-20035-05 73