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•
Ensure that you know the power requirements of different switch components. See
“Power Requirements for J-EX8216 Switch Components” on page 82.
This topic describes these tasks:
•
Calculating the Power Consumption of Your J-EX8216 Switch Configuration on page 86
•
Calculating the System Thermal Output for Your J-EX8216 Switch
Configuration on page 87
•
Calculating the Number of Power Supplies Required for Your J-EX8216 Switch
Configuration on page 88
Calculating the Power Consumption of Your J-EX8216 Switch Configuration
Use the following procedure to determine the maximum power you need to supply to
the switch. To calculate maximum system power consumption, you first determine the
combined maximum internal power requirements of all the switch components and then
divide this result by the power supply efficiency.
To calculate maximum system power consumption:
1.
Determine the maximum power consumption of the chassis components other than
the line cards:
•
Use Table 40 on page 86 if your switch is configured for N+1 power redundancy.
•
Use Table 41 on page 87 if the power management software feature on your switch
is configured for N+N power redundancy.
NOTE:
If power management is configured for N+N redundancy, the
maximum fan speed is lowered, reducing the chassis’ maximum power
consumption.
Table 40: Chassis Power Consumption for N+1 Configurations
Redundant Configuration
Chassis Component
1600 W
Two fan trays
100 W
Routing Engine (RE) module
100 W
Second RE module
600 W
Eight Switch Fabric (SF) modules
2400 W
Total
86
Dell PowerConnect J-Series J-EX8216 Ethernet Switch Hardware Guide
Summary of Contents for PowerConnect J-8216
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Page 189: ...PART 5 Switch and Component Maintenance Routine Maintenance on page 175 173 ...
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Page 197: ...PART 6 Returning Hardware Getting Help on page 183 181 ...
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Page 253: ...PART 8 Compliance Information Compliance Information on page 239 237 ...
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Page 259: ...Declarations of Conformity for J EX8216 Switches 243 Chapter 20 Compliance Information ...
Page 261: ...PART 9 Index Index on page 247 245 ...
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