Installation Guide

Table 187: Summit X250e-48p Power (continued)
Power supply cord type AC
Power supply input socket IEC 320 C14
Power cord input plug IEC 320 C13
Power cord wall plug Refer to Power Cord Requirements for AC-Powered Switches
and AC Power Supplies on page 653.
Power supply cord gauge 18 AWG (0.75 mm
2
) up to 6 feet or 2 meters
or
16 AWG (1.0 mm
2
) over 6 feet
Eciency 78% with 60% to 100% load
Heat dissipation with PoE full load 130 W (444 BTU/hr)
Heat dissipation without PoE 75 W (256 BTU/hr)
Power consumption with PoE full
load
525 W (1791.4 BTU/hr)
Power consumption without PoE 75 W (256 BTU/hr)
Table 188: Summit X250e-48tDC Power
Operational voltage range
-40 to -72 V
Nominal input ratings
-48 V , 2.0 A
Input current
1.25 A at -40 V (low-line)
0.75 A at -57.6 V (high-line)
Inrush current
20 A @ 48 V , 30 A @ 72 V
Power supply cord type DC
Power supply input socket TYCO 206061-1
Power cord input plug TYCO 206060-1
Power cord wall plug None provided
Power supply cord gauge 14 AWG (2.0 mm
2
)
Eciency 78%
Heat dissipation 47 W (160.4 BTU/hr)
Power consumption 47 W (160.4 BTU/hr)
Table 189: Safety Standards
North American Safety of ITE UL 60950-1:2003 1st Ed., Listed Device (US)
CSA 22.2#60950-1-03 1st Ed.(Canada)
Complies with FCC 21CFR 1040.10 (US Laser Safety)
CDRH Letter of Approval (US FDA Approval)
IEEE 802.3af 6-2003 Environment A for PoE Applications
European Safety of ITE EN 60950-1:2001+A11
EN 60825-1+A2:2001 (Lasers Safety)
Summit X250e Series Switches Technical Specifications Technical Specifications
534 Summit Family Hardware Installation Guide