Table 35: 750 W Power Supplies: Packaged Dimensions
750 W power supply – AC
front-to-back or back-to-front airflow
Height: 44.5 cm (17.52 in)
Width: 27.5 cm (10.83 in)
Depth: 42.5 cm (16.73 in)
750 W power supply – DC
front-to-back or back-to-front airflow
Height: 44.5 cm (17.52 in)
Width: 27.5 cm (10.83 in)
Depth: 42.5 cm (16.73 in)
Table 36: 750 W Power Supplies: Packaged Weight
750 W power supply – AC
front-to-back or back-to-front airflow
10.22 kg (22.53 lb)
750 W power supply – DC
front-to-back or back-to-front airflow
10.50 kg (23.15 lb)
Table 37: Power Specifications (AC Power Supplies)
Voltage input range
85 to 264 V
Nominal input ratings
100-140/200-240V , 10/5.36A max., 50/60Hz
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, 61.5 A
+12 Vsb, 3 A
Total output power not to exceed 750W
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
on page 74.
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
Efficiency
Low Line: 88% at 50% load and 86% at 100% load
High Line: 90% at 50% and 100% loads
Table 38: Power Specifications (DC Power Supplies)
Nominal input
-48 to -60 VDC, 20.4 A
DC Voltage input range
-35 to -75 V
Inrush Current
21 A peak
Technical Specifications
VSP 7400 Series Switches: Hardware Installation Guide
73
