Technical Specifications

Table 3

Cisco 3845 Router Specifications

 

 

 

Specification

Value

 

 

Dimensions (H x W x D)

5.25 x 17.25 x 16.0 in. (13.3 x 43.8 x 40.6 cm)

 

 

 

3 rack unit height

 

 

Weight (minimum)

45 lb (20 kg)

 

 

AC input power

 

Input voltage

100–240 VAC, autoranging

Frequency

47–63 Hz

Input current

4 A (8 A for IP phone support) at 110 V

 

 

 

2 A (4 A for IP phone support) at 230 V

Inrush surge current

50 A maximum, one cycle (–48V IP phone power

 

 

 

included)

 

 

DC input power

 

Input voltage

24–60 VDC, positive or negative, autoranging

Input current

18 A at 24 V; 7 A at 60 V

Inrush surge current

50 A maximum, <10 ms

 

 

Power dissipation

 

(maximum)

 

AC without

435 W (1485 BTU/hr)

 

IP phone support

 

AC with

IP phone support:

System only

555 W (1890 BTU/hr)

IP phones

360 W (1230 BTU/hr)

DC

 

460 W (1570 BTU/hr)

 

 

Console and auxiliary ports

RJ-45 connector

 

 

Operating temperature

32 to 104°F (0 to 40°C)

 

 

Nonoperating temperature

-40 to 185°F (-40 to 85°C)

 

 

Operating humidity

5–95%, noncondensing

 

 

Operating altitude

Up to 6,500 ft (2,000 m); derate 1°C per 1,000 ft

 

 

Noise level

56 dBA typical, 58 dBA maximum

 

 

EMC compliance

FCC Part 15 Class A. For additional compliance

 

 

information, see the Cisco 2800 Series and Cisco 3800

 

 

Series Integrated Services Routers Regulatory

 

 

Compliance and Safety Information document.

 

 

Safety compliance

UL 60950; CAN/CSA C22.2 No. 60950-00;

 

 

EN 60950; AS/NZS 3260. For additional compliance

 

 

information, see the Cisco 2800 Series and Cisco 3800

 

 

Series Integrated Services Routers Regulatory

 

 

Compliance and Safety Information document.

Overview of Cisco 3800 Series Routers

14

OL-5966-01

 

 

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Cisco Systems OL-5965-01 warranty Information, see the Cisco 2800 Series and Cisco

OL-5965-01 specifications

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