Universal Broadband Router Hardware Installation Guide

2-7
Cisco uBR10012 Universal Broadband Router Hardware Installation Guide
OL-18259-01
Chapter 2 Preparing for Installation
Site Requirements
Power Guidelines
Follow these precautions and recommendations when planning power connections to the
Cisco
uBR10012 router:
• Check the power at your site before installation and periodically after installation to ensure that you
are receiving clean power. Install a power conditioner if necessary.
• Provide proper grounding to avoid damage from lightning and power surges.
• Use a 6-AWG, copper ground conductor (minimum requirement) when attaching the chassis ground
to a central office or other interior ground system.
Warning This product requires short-circuit (overcurrent) protection, to be provided as part of the building
installation. Install only in accordance with national and local wiring regulations. Statement 1045
Warning A readily accessible two-poled disconnect device must be incorporated in the fixed wiring. Statement
1022
Power Connection Guidelines for DC-Powered Systems
The DC-input power supply allows the Cisco uBR10012 router to operate on either –48 or –60 VDC
systems.
See Appendix A, “Technical Specifications,” for system power specifications, including input voltage
and operating frequency ranges.
Warning Connect the unit only to DC power source that complies with the safety extra-low voltage (SELV)
requirements in IEC 60950 based safety standards. Statement 1033
Humidity, ambient (noncondensing) operating 5% 85%
Humidity, ambient (noncondensing) nonoperating and
storage
5% 95%
Altitude, operating and nonoperating –197 ft (–60 m) 13,123 ft (4000 m)
Vibration, operating — 5 to 200 Hz, 0.5 g (1 octet/min.)
Vibration, nonoperating — 5 to 200 Hz, 1 g (1 octet/min.)
200 to 500 Hz, 2 g (1 octet/min.)
Table 2-1 Specifications for Operating and Nonoperating Environments (continued)
Specification Minimum Maximum