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© 2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information. Page 9 of 11
Table 12. Physical Specifications for the Cisco UC 540
Feature Description
Packaging type Desktop form factor (1.5 Rack unit high)
Console port (up to 115.2 kbps) 1
Auxiliary port* 1
* The auxiliary port on the Cisco UC 540 is the same as the console port. The port has an ability to auto-detect modem tones
and switch over to the auxiliary port functionality.
Table 13. Power Specifications for the Cisco UC 540
Feature Description
AC input voltage 100 to 240V AC
AC input frequency 50 to 60 Hz
AC input current 4 to 2A (100 to 240V)
AC input surge current 50 to 100A (100 to 240V)
Maximum inline power distribution 82W
Power dissipation (AC without IP phone) 80W
90W (including external adapter)
Power dissipation (AC with IP phone) 175W
180W (including external adapter)
Table 14. Environmental Specifications for the Cisco UC 540
Feature Description
Operating temperature 32o to 104oF
Operating humidity 10% to 85% noncondensing, operating
5% to 95% noncondensing, nonoperating
Nonoperating temperature 4 o to 149oF (-20o to 65oC)
Operation altitude 104oF (40oC) at sea level
87.8oF (31oC) at 6000 ft (1800 m)
77oF (25oC) at 10,000 ft (3000 m)
34.7oF (1.5oC) per 1000 ft
Dimension
(H x W x D)
2.625 x 10.5 x 11.05 in.
(6.67 x 26.67 x 28.07 cm)
Power supply dimensions
(H x W x D)
1.7 x 4 x 7.5 in.
(4.3 x 10.16 x 19.05 cm)
Rack height 1.5 rack unit (RU)
Weight (fully configured) 8 lb (3.63 kg)
Power supply weight 3 lb (1.36 kg)
Noise level (minimum and maximum) Normal operating temperature:
< 78°F (25.6°C): 34 dBA
> 78°F (25.6°C) through < 104°F (40°C): 37 dBA
> 104°F (40°C): 42 dBA
Table 15. Regulatory Compliance for the Cisco UC 540
Category Compliance
Safety
●
IEC 60950-1
●
AS/NZS 60950.1
●
CAN/CSA-C22.2 No. 60950-1
●
EN 60950-1