Installation Guide

Table 262: AC Power Specifications (Models 10925 and 10927) (continued)
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 393.
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 87% at 110 V with full load
88% at 220 V with full load
Table 263: DC Power Specifications (Models 10926 and 10928)
Nominal Input –40 V to –60 V, 18 A
DC Voltage Input Range –36 to –75 V
Maximum Input Amperages 18 A @ 36 V , 13.5 A @ 48 V
8.5 A @ 75 V
Inrush Current 25 A peak
Inrush Energy 0.625 A
2
S
Minimum wire size 14 AWG (1.5 mm
2
) copper stranded
DC Output 12 V , 45 A/3.3 V , 3.0 A
DC Output Power (W) 550 W
Table 264: 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
Operating altitude Up to 10,000 feet
Operational shock
Frequency Range 5 to 350 Hz, 200 to 2000 Hz PSD: 0.0001g2/Hz
350 to 500 Hz -6dB/Octave, 500 Hz 0.000052 Hz
Acceleration 0.21.0 gRMS (Typical Level)
Duration: 20 min per axis
750 W Power Supplies Technical Specifications
The Summit 750 W AC power supply (part no. 10931) is available for use with ExtremeSwitching
X620-16p switches. It is compatible with the EPS-C2 power supply.
The Summit 750 W AC power supply is used in the EPS-C2 external power system.
Technical
Specifications
ExtremeSwitching and Summit Switches: Hardware Installation Guide 379