Table 23: Physical Specifications For The Qfx3500 Device Chassis - Juniper QFabric QFX3000-G Hardware Documentation

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Chassis Physical Specifications for a QFX3500 Chassis

Table 23: Physical Specifications for the QFX3500 Device Chassis

Description
Chassis height
Chassis width
Chassis depth
Weight
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Documentation
Copyright © 2018, Juniper Networks, Inc.
CAUTION: Do not connect feed A and feed B to the same power supply
input terminal.
Cooling system—The QFX3500 device has two fan trays. Additional cooling is provided
by two fan modules on the management board. If a fan module on a fan tray or
management board fails and is unable to keep the QFX3500 device within the desired
temperature thresholds, chassis alarms occur and the QFX3500 device may shut
down.
AC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device on page 110
DC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device on page 112
Cooling System and Airflow for a QFX3500 Device on page 124
The QFX3500 device chassis is a rigid sheet-metal structure that houses the hardware
components. Table 23 on page 121
chassis.
Value
1.74 in. (4.4 cm)
Including mounting brackets: 19 in. (48.3 cm)
Excluding mounting brackets: 17.4 in. (44.2 cm)
Including FRU handles and locking levers: 29.2 in. (74.2 cm)
Excluding FRU handles and locking levers: 28 in. (71.1 cm)
With FRUs installed: 30.8 lb (14 kg)
Without FRUs installed: 23.8 lb (11 kg)
AC power supply: 2.2 lb (1 kg)
Fan tray: 0.9 lb (0.4 kg)
Management board: 1.3 lb (0.6 kg)
Rack Requirements for a QFX3500 Device on page 235
Cabinet Requirements for a QFX3500 Device on page 242
Mounting a QFX3500 Device in a Rack or Cabinet on page 475
Installing and Connecting a QFX3500 Device on page 473
Installing and Removing QFX3500 Device Hardware Components on page 645
summarizes the physical specifications of the QFX3500
Chapter 6: QFX3500 Overview
121