Table 221: Summit X770-32q: Power for Each of the Two Installed DC Power Supplies
Nominal input ratings
48 to 60 V , 5.0 A
Input current
4.25 A @ 48 V (low-line)
3.35 A @ 60 V (high-line)
Heat dissipation
210 W, 717 BTU/hr
Power consumption
210 W, 717 BTU/hr
Summit X770 Power Supply Unit (PSU) and Fan Tray Configurations
Table 222: X770-32q PSU and Fan Tray Configurations
Configuration
No.
Quantity
PSU
PSU
Part No.
Power Supply
Description
Quantity
Fan Tray
Fan
Tray
Part
No.
Fan Tray Description
1
1
10927z
Summit 550 W AC PSU
Back to Front airflow
(DS550HE-3)
5
17112z
Summit X670 fan module
Back to Front airflow
(JDD0405612UB3A01)
2
1
10925z
Summit 550 W AC PSU
Front to Back airflow
(DS550HE-3)
5
17111z
Summit X670 fan module
Front to Back airflow
(AS04012UB565300)
3
2
10927z
Summit 550 W AC PSU
Back to Front airflow
(DS550HE-3)
5
17112z
Summit X670 fan module
Back to Front airflow
(JDD0405612UB3A01)
4
2
10925z
Summit 550 W AC PSU
Front to Back airflow
(DS550HE-3)
5
17111z
Summit X670 fan module
Front to Back airflow
(AS04012UB565300)
5
1
10928z
Summit 550 W DC PSU
Back to Front airflow
(DS550DC-3-003)
5
17112z
Summit X670 fan module
Back to Front airflow
(JDD0405612UB3A01)
6
1
10926z
Summit 550 W DC PSU
Front to Back airflow
(DS550DC-3)
5
17111z
Summit X670 fan module
Front to Back airflow
(AS04012UB565300)
7
2
10928z
Summit 550 W DC PSU
Back to Front airflow
(DS550DC-3-003)
5
17112z
Summit X670 fan module
Back to Front airflow
(JDD0405612UB3A01)
8
2
10926z
Summit 550 W DC PSU
Front to Back airflow
(DS550DC-3)
5
17111z
Summit X670 fan module
Front to Back airflow
(AS04012UB565300)
9
1
10927z
Summit 550 W AC PSU
Back to Front airflow
(DS550HE-3)
5
17112z
Summit X670 fan module
Back to Front airflow
(JDD0405612UB3A01)
1
10928z
Summit 550 W DC PSU
Back to Front airflow
(DS550DC-3-003)
Technical Specifications
ExtremeSwitching and Summit Switches: Hardware Installation Guide
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