Juniper QFX10016, Hardware Manual

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NOTE: DC power supplies are shipped only in the redundant configuration of QFX10000
switches. For details about different chassis configurations, see
QFX10008 Configurations and
Upgrade Options and "QFX10016 Components and Configurations" on page 18 .
Chassis with the enhanced bus support the full 5500 W available from the JNP10K-PWR-DC2. Chassis
with the standard bus provides 3000 W for power budget from the power management software. To
determine whether your system has the standard power bus or the enhanced power bus, see
QFX10000 Status Panel .
JNP10K-PWR-DC2 Power Specifications
Table 27 on page 75 lists the power specifications for the JNP10K-PWR-DC2 power supply used in a
QFX10000 chassis.
Table 27: Power Specifications for the JNP10K-PWR-DC2 Power Supply
Item Specifications
DC input voltage
•
Minimum operating voltage: –40 VDC
•
Nominal operating voltage: –48 VDC
•
Operating voltage range: –40 VDC through –72 VDC
DC input current
rating
•
76-A maximum at minimum operating voltage (-40 VDC) with 80-A dip switch setting
and 5500 W output load.
•
64-A maximum at nominal operating voltage (–48 VDC) with 80-A dip switch setting
and 5500 W output load.
•
60-A maximum at minimum operating voltage (-40 VDC) with 60-A dip switch setting
and 4400 W output load.
•
50-A maximum at nominal operating voltage (-48 VDC) with 60-A dip switch setting
and 4400 W output load.
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