Installation Guide

Table Of Contents
The Summit 750 W AC power supply is also used in the EPS-C2 external power system.
Table 507: Physical Specifications
Dimensions Height: 1.57 inches (4.0 cm)
Width: 3.15 inches (8.0 cm)
Depth: 9.5 inches (24.1 cm)
Weight 2.25 lb (1 kg)
Table 508: Power Specifications
Voltage input range
85 to 264 V
Nominal input ratings
100 to 240 V , 50 to 60 Hz, 10 A
Nominal input current at full loads
10 A at 90 V (low-line)
3.7 A at 230 V (high-line)
Line frequency range 47 to 63 Hz
Maximum inrush current 35 A
Output
12 V , 25 A max, 300 Watts
55 V , 8.18 A max, 450 Watts
3.3 V , 3.03 A max, 10 Watts
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 Low Line: 88% at 50% load and 86% at 100% load
High Line: 90% at 50% and 100% loads
Table 509: Environmental Specifications
Operating temperature 0°C to 45°C (normal operation)
Storage temperature -40°C to 70°C
Operating humidity 20% to 90% relative humidity, non-condensing
Operational shock 30 m/s
2
(3 G)
Summit 850 W Power Supplies Technical Specifications
The Summit X650 power supplies can be used in the Summit X650-24t switch and the Summit
X650-24x switch.
Two Summit X650 power supplies are available:
Summit X650 AC power supply
Technical
Specifications Summit 850 W Power Supplies Technical Specifications
Summit Family Hardware Installation Guide 643