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NOTE:
While it is possible to provide redundancy in the NSM4000 appliance
using a combination of AC and DC power supply modules, we recommend
that you do not provide redundancy in this manner. Instead, use two AC power
supply modules or two DC power supply modules if you want to provide
redundancy.
Figure 4: AC Power Supply Module
shows details of the AC power supply module for an NSM4000
appliance.
Table 9: Details of an AC Power Supply Module
Details
Item
UNIV-250W-PS-AC
Model number
Cold-swappable, if the appliance has only one power supply
module
Hot-swappable, if the appliance has an additional redundant,
functioning power supply module that is plugged into a separate
power circuit
Field replaceable unit type
2.05 lb. (0.93 kg)
Power supply module weight
One internal fan per power supply module
Fans
From the front of the chassis to the back
Airflow
One Power Supply Module LED present on the power supply
faceplate:
•
Green indicates that the power supply module is working
properly; the module is powered on and is powering the
appliance.
•
Amber indicates that the power supply module is in standby
mode; the module is powered on but it is not powering the
appliance.
•
Off indicates that the power supply module is not powered
on or that the module is not working properly.
Power Supply Module (Status)
LED
100 to 240 VAC
AC Input Voltage
Copyright © 2016, Juniper Networks, Inc.
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Страница 185: ...PART 8 Compliance Information Compliance Information on page 173 171 Copyright 2016 Juniper Networks Inc ...
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