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System Power Consumption

System Power Consumption

This appendix includes power consumption information for the Cisco Integrated Communications System (ICS) 7750 processor cards (Table B-1 through Table B-4) and for some sample system configurations (Table B-5 through Table B-8).


Table B-1: System Processing Engine 310 Card Power Consumption
Voltage Watts Current

5.1

17.0

3.33

3.3

9.9

3.00

12.2

0.6

0.05

-12.2

0.6

-0.05

Total Watts

28.1


Table B-2: System Switch Processor Card Power Consumption
Voltage Watts Current

5.1

0.50

0.99

3.3

14.85

4.50

12.2

Not applicable

Not applicable

-12.2

Not applicable

Not applicable

Total Watts

15.35


Table B-3: System Alarm Processor Card Power Consumption
Voltage Watts Current

5.1

5.0

0.99

3.3

Not applicable

Not applicable

12.2

0.6

0.05

-12.2

0.6

-0.05

Total Watts

6.2


Table B-4: Multiservice Route Processor Card Power Consumption
Voltage Watts Current

5.1

10.57

2.07

3.3

3.63

1.10

12.2

4.50

0.37

-12.2

0.30

-0.02

Total Watts

19.00

Table B-5 describes the minimum Cisco ICS 7750 hardware configuration and the power consumption for that configuration.


Table B-5: Minimum Hardware Power Consumption
Card Power Consumption (Watts)

System processing engine 310

28.10

System switch processor

15.35

System alarm processor

6.20

Multiservice route processor

19.00

Cooling fans

18.72

Total Watts

87.37

Table B-6 describes the power available to other chassis slots in a minimum Cisco ICS 7750 hardware configuration.


Table B-6: Remaining Power in Minimum Configuration
Voltage Used in Minimum Configuration Total Available Available per Slot

5.1

33.07

119.93

29.98

3.3

28.38

37.62

9.41

12.2

24.42

73.18

18.30

-12.2

1.50

10.70

2.68

Total

87.37

241.43

60.371

1Combined power for each of the four remaining slots should not exceed allowable power for the system: 28.16W.

Table B-7 describes the power and current consumption for one possible maximum Cisco ICS 7750 hardware configuration.


Table B-7: Maximum Hardware Configuration—Example 1
Voltage One SPE310 Card One SSP Card One SAP Card Five MRP300 Cards Cooling Total Watts Current

5.1

17.0

5.0

0.5

52.85

75.35

14.77

3.3

9.9

0

14.85

18.15

42.90

13.00

12.2

0.6

0.6

0

22.50

18.72

42.42

3.48

-12.2

0.6

0.6

0

1.50

2.70

0.22

Total

28.1

6.2

15.35

95.00

18.72

163.37

Table B-8 describes the power and current consumption for another possible maximum Cisco ICS 7750 hardware configuration.


Table B-8: Maximum Hardware Configuration—Example 2
Voltage Five SPE310 Cards One SSP Card One SAP Card One MRP300 Card Cooling Total Watts Current

5.1

85.0

5

0.50

10.57

101.07

19.82

3.3

49.5

0

14.85

3.63

67.98

20.60

12.2

3.0

0.6

0

4.50

18.72

26.82

2.20

-12.2

3.0

0.6

0

0.30

3.90

0.32

Total

140.5

6.2

15.35

19.00

18.72

199.77


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Posted: Thu Aug 22 19:57:44 PDT 2002
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