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P R O D U C T D E S C R I P T I O N
P o L R E S w i t c h H a r d w a r e D e s c r i p t i o n
5
Operating/Storage Environment
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Operating temperature: -10°C to 50°C (14°F to 122°F)
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Storage temperature: -25°C to 70°C (-4°F to 158°F)
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Relative humidity: 10% to 95% (non-condensing) at 35°C (95°F)
Internal Components
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Processor: Broadcom BCM56018 switch processor, 266 MHz
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Memory: 32MB FLASH, 64MB DDR SDRAM
Power Supply Unit
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Field-replaceable AC power supply unit (PSU)
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1 male AC connector at the rear: Autosensing 100-240VAC, 50/60 Hz
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2 male DC connectors (In/Out) at the rear of the unit for Powershare: -54VDC (nominal),
-42VDC to -58VDC tolerance
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Power output: 500W max at 100VAC; 1000W max at 240VAC
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Power injection (PoE): -54VDC; endpoint devices must be compliant with IEEE 802.3af
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2 fans for cooling, front to rear
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3 LEDs at the front: RUN (green), ALARM (amber) and FAULT (red). Refer to Status Indicators, page
Front View
CAUTION: Do not lift the PoLRE switch using the handle at the front of the power supply unit.
This handle is intended for removing and replacing the PSU only. Refer to Replacing the Power
