Installation ManualH3C S9500 Series Routing Switches Chapter 2 Preparing for Installation2-72.3 Cabinet-Mounting RequirementsBefore mounting the switch in a cabinet, make sure that the cabinet meets the followingrequirements.2.3.1 Cabinet RequirementsI. DimensionsA standard 19-inch cabinet is required.You can install the switch in an N68 cabinet developed by H3C. There are two types ofN68 cabinets available for the S9500 series:z N68-18 model: 1.8-meter-high N68 cabinet (600 × 800 × 1800 mm, or 23.6 × 31.5× 70.9 in.)z N68-22 model: 2.2-meter-high N68 cabinet (600 × 800 × 2200 mm or 23.6 × 31.5 ×86.7 in.)Note:For the procedure of installing and remodeling an N68 cabinet, refer to H3C N68Cabinet Installation and Remodel Introduction.You can also install the switch in a 19-inch cabinet provided by other vendors.II. Weight bearing capacity and powerThe cabinet must be able to bear the weight of the switch and its accessories. A 20%power margin should be reserved.III. Grounding requirementsYou must provide a good grounding system for the switch. The cabinet must beequipped with a grounding terminal, as shown in Figure 2-1.