Installation Manual
H3C AR 18-3XE/18-21X Series Routers
Chapter 1 Product Overview
1-8
II. System specifications
Table 1-6
System specifications of the AR 18-31E
Item
AR 18-31E
Interface
1 console port
4 x 10/100 Mbps Ethernet ports
1 ADSL2+ over POTS interface
1 ISDN BRI S/T interface
Processor BCM
6348
SDRAM 64
MB
Flash
16 MB
Max power
10 W
Input
Rated voltage: 100 VAC to 240 VAC; 50 Hz
to 60 Hz
Current: 0.5 A to 1 A
Power
supply
(external)
Output
Voltage: 12 VDC
Current: 1.25 A
Dimensions
(H x W x D)
45 x 300 x 180 mm (1.77 x 11.81 x 7.09 in.)
(the maximum measurements, including the
bulge)
Weight
< 1 kg (2.20 lb)
Operating
temperature
0 C to 40 C (32 F to 104 F)
Relative humidity
(noncondensing)
5% to 90%
