Condition
Operational
Non-operational
Altitude (above
sea level)
0 to 3,000 m (9,843 ft) safety
-60 to 4,000 m (13,123 ft) operational
0 to 12,000 m (39,370 ft)
Shock
20 G, 11 ms, half-sine wave
33 G, 11 ms, half-sine wave
Vibration
1 G sine, 0.4 grms random, 5-500 Hz
2.4 G sine, 1.1 grms random, 5-500 Hz
Airflow
134 cfm (estimated with 2 power
supplies, 6 fan assemblies)
N/A
Heat dissipation
(worst case)
DC power supply 563 W
AC power supply 581 W
N/A
Operating noise
52.6 dBA (6 fan assemblies, 25°C,
typical loading)
N/A
MTBF (25°C, 60%
CL, Telec)
306,419 hours with DC power supply
327,539 hours with AC power supply
N/A
Worst case operational temperature is measured at sea level with at least 4 fan assemblies, with
maximum power consumption optics modules (5W QSFP28) fully loaded.
Power supply specifications (per PSU)
Power supply
model
Maximum
output
power
rating (DC)
Input voltage Input line
frequency
Maximum
input current
Input line
protection
Maximum
inrush
current
XBR-
ACPWR-650-F
650 W
100-240V~
50-60Hz
12 A
Fuses
35A
XBR-
ACPWR-650-R
650 W
100-240V~
50-60Hz
12 A
Fuses
35A
XBR-
DCPWR-650-F
650 W
-48 - 60V
-
13.3 A
Fuses
40A
XBR-
DCPWR-650-R
650 W
-48 - 60V
-
13.3 A
Fuses
40A
Power consumption (typical configuration)
All 100-GbE ports are linked up, loading with 10 percent traffic rate. Six fan assemblies. Fans at nominal
speed.
@100 VAC Input (Input
power ±5%)
@200 VAC Input
(Input power ±5%)
@-48VDC
Minimum number
of power supplies
Notes
169 W
577 BTU/hr
166 W
566 BTU/hr
168 W
573 BTU/hr
1 x 650 W AC
1 x 650 W DC
1 power supply
178 W
607 BTU/hr
176 W
601 BTU/hr
179 W
611 BTU/hr
1 x 650 W AC
1 x 650 W DC
2 power supplies
ExtremeRouting SLX 9640 Technical Specifications
Power supply specifications (per PSU)
ExtremeRouting SLX 9640 Hardware Installation Guide
95