Cisco ICS 7750 Installation and Configuration Guide, 2.6.0
System Power Consumption
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System Power Consumption

Table Of Contents

System Power Consumption


System Power Consumption


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

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

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

Table A-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

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


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

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

Table A-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