System Specifications | 55CSystem SpecificationsThis appendix contains the following major sections:• Chassis Physical Design• AC Power Supply Unit Requirements• DC Power Entry Module Requirement• Agency ComplianceChassis Physical DesignParameter SpecificationsHeight 28 inches (71.1 cm)Width 17.4 inches (44.2 cm)Depth (without cable management system) 21.5 inches (54.6 cm)Chassis weight with factory-installed components(backplane and air filter)81 pounds (36.7 kg)Weight fully loaded (backplane, air filter, fan tray,SFMs, RPMs, and 7 line cards)242 pounds (109.8 kg)Mounting Factory-installed rack mount brackets for front, center, orrear mounting in a standard 19-inch rack.Optional brackets for mounting in a standard 23-inch rackor cabinet.Rack clearance required Front: 18-inchesRear: 20-inchesMaximum Thermal output:NOTE: Thermal output is directly proportionalto system configuration and number of line cards.• Maximum for fully loaded chassis 120 VAC powered: 4705W (16,065 BTU/hour)200/240 VAC powered: 4250W (14,500 BTU/hour)DC powered: 2800W (9600 BTU/hour)