HP Cisco MDS 9120 Cisco MDS 9100 Series Hardware Installation Guide (OL-17951- - Page 84
Power Specifications
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Power Specifications Appendix B Technical Specifications Send documentation comments to [email protected] Table B-2 Cisco MDS 9100 Series Switch Specifications Description Specification Cisco MDS 9134 Width = 17.16 in. (43.59 cm) Switch Height = 1.72 in. (4.47 cm) Dimensions Depth = 18.89 in. (47.98 cm) Cisco MDS 9124 Width = 17.16 in. (44.45 cm) Switch Height = 1.72 in. (4.45 cm) Dimensions Depth = 16 in. (40.64 cm) Cisco MDS 9140 and MDS 9120 Switch Dimensions Width = 17.2 in. (43.69 cm) Height = 1.75 in. (4.45 cm) Depth = 23.1 in. (58.67 cm) Depth with cable guide = 28.1 in. (71.37 cm) Rack Unit (RU) Chassis requires 1 RU (1.75 in. or 4.45 cm) Weight 25 lb (Cisco MDS 9140 Switch and Cisco MDS 9120 Switch chassis with two fan modules and two power supplies installed) 20 lb Cisco MDS 9134 Switch with two power supplies installed 16.5 lb (Cisco MDS 9124 Switch with a single power supply installed) 18.5 lb (Cisco MDS 9124 Switch with two power supplies installed) Power Supply (fixed) 300-W AC for each power supply Power Supply (optional redundant power supply) 300-W AC for each power supply Part Number: DS-CAC-300W (Cisco MDS 9140 Switch and Cisco MDS 9120 Switch) Part Number: DS-C49-300AC (Cisco MDS 9124 Switch) Airflow Front to back. 250 lfm1 or 42 cfm2 through the system. A minimum clearance of 2.5 in. (6.4 cm) is required between the chassis air vents and any walls. 1. lfm = linear feet per minute 2. cfm = cubic feet per minute Power Specifications This section includes the following information: • General Power Supply Specifications, page B-3 • Power Supply Requirements and Heat Dissipation Specifications, page B-3 • Connection Guidelines for AC-Powered Systems, page B-5 Cisco MDS 9100 Series Hardware Installation Guide B-2 OL-17951-02