3-42
Cisco MGX 8800/8900 Series Hardware Installation Guide
Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006
Chapter3 Preparing for Installation
Site Requirements for a MGX 8830 or MGX 8830/B Switch
Environmental Requirements
Proper operation of the MGX 8830 switch depends on a proper environment. This section describes
environmental requirements for the site where you intend to install the switch.
The following sections are included:
•Seismic Anchoring, page 3-43
•Shock, page 3-43
•Vibration, page 3-43
•Space, page 3-44
•Temperature, Altitude, and Humidity, page 3-46
•Ventilation, page 3-46
Weight DC-powered switch
AC-powered switch
A fully loaded, DC-powered system can weigh up to 120 lbs. (54.3 Kgs).
A fully loaded AC-powered system can weigh up to 150 lbs. (68.03 Kgs).
Shipping weight for individual components Front and back cards: 6.0 lb. (2.72 kg) per card set
Card cage with cards: 120 lb. (54.3 kg)
AC power supply tray with power supplies: 30 lb. (17.73 kg)
APS connector: 1 lb (0.45 kg)
Clearance requirement for the enclosure Minimum 30 in. front and rear; 12 in. side clearance recommended
Power input voltage •AC source: Requires 220 VAC. Normal operating range is 200 to 240
VAC, 47 to 63 Hz. The maximum voltage range is 90 to 254VAC.
Caution The AC power source must be within 6 feet (1.8 meters) of the
system and easily accessible.
•DC source: –42 to –56 VDC.
AC system current requirements Configuration-dependent: Use Table 3 -19 for exact requirements. For
general planning purposes: 14.4 A at a nominal voltage of 200 VAC. At the
minimum voltage limit of 180 VAC, the current draw is a maximum of 16
A.
DC system current requirements Configuration-dependent: Use Tabl e 3-19 for exact requirements. For
general planning purposes: 25 A at nominal –48 VDC; 29 A at –42 VDC
maximum.
Table3-15 Space, Weight, and Power Specifications for a MGX 8830 or MGX 8830/B Switch (continued)
Specification Description