H3C Technologies H3C S5120 Series Switches - Manual (Page 50)

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Item
S5120-28C-PWR-EI S5120-52C-PWR-EI
PoE model PoE+ model PoE model PoE+ model
Interface card
models supported
(optional)
2, on the rear panel
• Short-haul 2-port 10GE CX4 interface card (LSPM1CX2P)
• 2-port 10 GE SFP+ interface card (LSPM2SP2P)
• 2-port 10 GE XFP interface card (LSPM1XP2P)
• 1-port 10 GE XFP interface card (LSPM1XP1P)
• 2-port GE SFP interface card (LSPM2GP2P)
• 2-port 1/10GBase-T interface card (LSPM1XGT2P)
Power supply
system
S5120-28C-PWR-EI and S5120-52C-PWR-EI are each designed with two power
receptacles, an AC receptacle, and an RPS receptacle.
The two power inputs can be simultaneously used, acting as backup for each other.
Alternatively, you can use either power input.
Input
voltage
AC
Rated voltage range: 100 VAC to 240 VAC @ 50 Hz or 60 Hz
Input voltage range: 90 VAC to 264 VAC @ 47 Hz to 63 Hz
RPS
The rated voltage range is –55 VDC to –52 VDC. Use the external RPS power supply
units recommended by H3C only. For relevant information, see RPS Ordering Guide for
H3C Low-End Series Ethernet Switches.
Maximum PoE
power per port
15.4 W 30 W 15.4 W 30 W
Total PoE power 370 W
AC power supply: 370 W
RPS power supply: 740 W (The total PoE
power of ports numbered 1 through 24 is
370 W, and that of ports numbered 25
through 48 is 370 W.)
Minimum power
consumption
62 W 62 W 90 W 90 W
Maximum
power
consumptio
n (including
PoE power)
AC 210 W + 370 W 215 W + 370 W 276 W + 370 W 281 W + 370 W
RPS 116 W + 370 W 121 W + 370 W 176 W + 740 W 181 W + 740 W
Cooling system 6 fans
Operating
temperature
0°C to 45°C (32°F to 113°F)
Relative humidity
(noncondensing)
10% to 90%