74
Item
S5120V2-10P-
PWR-LI
S5120V2-28P-
PWR-LI
S5120V2-52P-
PWR-LI
S5120V2-28P-
HPWR-LI
S5120V2-12
TP-HPWR-LI
cool air from the
chassis left side
and port side
and exhaust hot
air from the right
side
cool air from the
chassis left side
and exhaust hot
air from the
chassis right
side
cool air from the
chassis left side
and port side
and exhaust hot
air from the
chassis right
side
trays
Operating
temperatur
e
–5°C to +45°C (23°F to 113°F)
Operating
humidity
5% RH to 95% RH, noncondensing
Fire
resistance
complianc
e
UL60950-1/EN60950-1/IEC60950-1/GB4943
S5110V2-SI switch series
Table 17 Technical specifications for the S5110V2-SI switch series
Item S5110V2-28P-SI S5110V2-52P-SI
Dimensions (H × W
× D)
43.6 × 440 × 160 mm (1.72 × 17.32 ×
6.30 in)
43.6 × 440 × 230 mm (1.72 × 17.32 × 9.06 in)
Weight ≤ 2.5 kg (5.51 lb) ≤ 3.5 kg (7.72 lb)
Console port 1 × serial console port 1 × serial console port
10/100/1000BASE-
T autosensing
Ethernet port
24 48
SFP port 4 4
Input voltage
• Rated voltage: 100 VAC to 240 VAC @ 50 or 60 Hz
• Max voltage: 90 VAC to 264 VAC @ 47 to 63 Hz
Minimum power
consumption
9 W 18 W
Maximum power
consumption
23 W 41 W
Chassis leakage
current compliance
UL60950-1/EN60950-1/IEC60950-1/GB4943
Melting current of
power module fuse
2 A/250 V 3.15 A/250 V
Cooling system Natural cooling without fan trays
Using fixed fan trays to intake cool air from
chassis the left side and exhaust hot air from
the chassis right side and power module side
Operating
temperature
–5°C to +45°C (23°F to 113°F)
Operating humidity 5% RH to 95% RH, noncondensing
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