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4210G 24-Port
4210G NT
24-Port
4210G 48-Port
4210G NT
24-Port
4210G PWR
24-Port
4210G PWR
48-Port
Power socket
types and quantity
1 AC power socket and 1 RPS power socket
: The two power inputs can be simultaneously used, acting as
backup for each other. Alternatively, you can use either power input.
AC input
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
Rated voltage range: 10.8 VDC to
13.2 VDC
RPS500-A3 (+12 V/10.5 A output,
power cable 0404A03C)
Rated voltage range: –52 VDC to –55
VDC
RPS1000-A3 (–54 V/25 A output,
power cable 0404A053)
Input
voltage
RPS
input
: Please use the external RPS power supply units recommended
by 3Com only.
Static power
consumption
4210G 24-Port:
36 W
4210G NT
24-Port: 35 W
4210G 48-Port:
55 W
4210G NT
48-Port: 54 W
55 W 78 W
Power
consumption (full
load)
4210G 24-Port:
103 W
4210G NT
24-Port: 62 W
4210G 48-Port:
145 W
4210G NT
48-Port: 110 W
495 W, with
125 W of
system power
consumption
and 370 W of
PoE power
550 W when RPS is
not connected, with
180 W of system
power consumption
and 370 W of PoE
power
920 W when RPS is
connected, with 180
W of system power
consumption and
740 W of PoE power
Cooling system Four fans for heat dissipation Six fans for heat dissipation
Operating
temperature
0°C to 45°C (32°F to 113°F)
Relative humidity
(noncondensing)
10% to 90%
For details about the external RPS power supply units, see the RPS500-A3 User Manual and
RPS1000-A3 User Manual.