
Chapter 2 Preparing for Installation
Site Requirement Guidelines
AC-Powered  Routers
AC PEMs operate in the nominal range of 200 VAC to 240 VAC and require a minimum service of:
•20 A for operation in North America
•16 A for international operation
•13 A for operation in the UK
Each of the AC power inputs requires separate dedicated branch circuit. For a list of the nominal and acceptable value ranges for source AC power, refer to Table 
Figure 2-7 shows the different styles of AC power cords used to connect to the local AC power source that are available for North America and various locales.
Figure 2-7  AC Power Cord Plugs and Appliance Coupler
North America  | Australia, New Zealand  | Europe, Argentine, Brazil  | 
Rewirable   | SAA/3 plug  | VIIG plug  | 
NEMA   | AS/NZZS   | CEE (7) VII (16A)  | 
  | 
  | 26044  | 
Italy  | United Kingdom  | Appliance coupler  | 
1/3/16 plug  | BS89/13  | C19W coupler  | 
CEI   | BS 1363/A  | Hot EN60320/C19 (20A)  | 
  | (13A; replaceable fuse)  | 
  | 
Cisco XR 12410 Router Installation Guide  | 
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