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A-5
Cisco ME 3400E Ethernet Access Switch Hardware Installation Guide
OL-16447-01
Appendix A Technical Specifications
Environmental Ranges and Technical Specifications for the Switch
Note If you install one AC- and one DC-power-supply module in a switch, the power specifications are similar
to installing two DC-power-supply modules.
Table A-6 Technical Specifications for the Cisco ME 3400EG-12CS-M
Physical Dimensions
Weight 8.5 lb (3.86 kg) with no power-supply module.
Dimensions (H x W x D) 1.75 x 12.5 x 17.5 in. (4.45 x 44.5 x 31.8 cm).
AC-Power Requirements
Input voltage 100 to 240 VAC ± 10% (auto ranging), 50 to 60 Hz.
Power consumption with a
single AC-power-supply
module installed
Total: 273 BTUs per hour (maximum).
Maximum: 80 W (maximum fan speed, maximum power SFPs).
Typical: 50 W (8 SFP modules, 8 RJ-45 ports linked).
Minimum: 30 W (no SFP modules installed).
Power rating: 120 V (0.086 KVA), 240 V (0.118 KVA).
Power consumption with 2
AC-power-supply modules
installed
Total: 324 BTUs per hour (maximum).
Maximum: 95 W (maximum fan speed, maximum power SFPs).
Typical: 60 W (8 SFP modules, 8 RJ-45 ports linked).
Minimum: 36 W (no SFP modules installed).
Power rating: 120 V(0.108 KVA), 240 V (0.125 KVA).
DC-Power Requirements
Input voltage 18 to 36 VDC or 36 to 72 VDC.
Power consumption with a
single DC-power-supply
module installed
Total: 338 BTUs per hour (maximum).
Maximum: 99 W (18 VDC input, maximum fan speed, maximum
power SFPs)
Typical: 60 W (48 VDC, 8 SFP modules, 8 RJ-45 ports linked).
Minimum: 32 W (48 VDC, no SFP modules installed).
Power consumption with 2
DC-power-supply modules
installed
Total: 392 BTUs per hour (maximum).
Maximum: 115 W (18 VDC input, maximum fan speed, maximum
power SFPs).
Typical: 70 W (48 VDC, 8 SFP modules, 8 RJ-45 ports linked).
Minimum: 39 W (48 VDC, no SFP modules installed).