Brocade Communications Systems SilkWorm 2400, Hardware Reference Manual, Page: 35 / 42

Power Supply
SilkWorm 2400 Hardware Reference Manual A-5
Power Supply
The SilkWorm 2400 has a universal power supply capable of functioning worldwide
without voltage jumpers or switches. The supply is autoranging in terms of
accommodating input voltages and line frequencies.
The power supply meets the following requirements:
The power supply has a modular design that plugs directly into the enclosure through the
front panel, mating to an internal blind-mate connector. It provides facilities to support
a dual redundandant power supply configuration in which the supplies are hot-
swappable.
An integral on/off switch, input filter and power indicator are provided in the power
supply.
Table A-5
Power Supply Requirements
Total power 110 watts
Input voltage 85 to 265 VAC
Input line frequency 47 to 63 Hz.
Inrush Current 10 Amps Peak, > 300 usec - hot/cold start
Harmonic Distortion Active power factor correction per IEC1000-3-2
Input Line Protection Fused in both hot & neutral lines
Maximum Dimensions 3.5”W X 1.5”H X 11”L
Redundancy Dual Supplies - Hot Pluggable
BTU Rating 110 watts X 3.412 BTU/hr/watts = 375 BTU/hr