Installation Guide

Summit External Power Supplies Technical Specifications
The following external power supplies are available for use with Summit X150, X250e, X450, X450a, and
X450e series switches:
• EPS-LD external power supply
• EPS-160 external power module (used with EPS-T chassis)
• EPS-500 external power supply
• EPS-600LS external power module (used with EPS-C chassis)
• EPS-150DC external power supply (used with EPS-T2 chassis)
For use with the Summit X450a-24t and X450e-24p switches
Operational voltage range
90 to 264 V
Nominal input ratings
100 to 240 V , 50 to 60 Hz, 10 A
Input Current
6 A at 100 V , 2.5 A at 240 V
Line frequency range 47 to 63 Hz
Maximum inrush current
30 A at 115 V , 60 A at 230 V
Output
-50 V , 7.5 A max, 375 Watts
12 V , 7.5 A max, 90 Watts
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 >75% at 100% load
Heat dissipation, Watts, BTU/hr 123 W, 419.7 BTU/hr
Power consumption, Watts, BTU/hr 588 W, 2006.3 BTU/hr
Ambient operating temperature 0°C to 40°C (32°F to 104°F)
For use with the Summit X150-24t, X150-48t, X250e-24t, X250e-24x, X250e-48t,
X450-24t, and X450-24x switches
Operational voltage range
90 to 264 V
Nominal input ratings 100 to 250 V, 4 to 2 A, 47 to 63 Hz
Line frequency range 47 to 63 Hz
Input current 2 A at 100 V
1 A at 240 V
Line frequency 50 to 60 Hz
Technical Specifications
Summit External Power Supplies Technical
Specifications
Summit Family Hardware Installation Guide 647