Dell PowerConnect J-SRX240 Hardware Guide - Page 55

J-SRX240 Services Gateway Rack Requirements, Table 19: Rack Requirements for the Services Gateway

Page 55 highlights

Chapter 6: Preparing the Site for the J-SRX240 Services Gateway Installation • Ensure that the blank Mini-PIM panel is installed in the empty slot to prevent any interruption or reduction in the flow of air across internal components. NOTE: Install the device only in restricted areas, such as dedicated equipment rooms and equipment closets, in accordance with Articles 110-16, 110-17, and 110-18 of the National Electrical Code, ANSI/NFPA 70. Related Topics • J-SRX240 Services Gateway Specifications on page 7 • J-SRX240 Services Gateway Site Electrical Wiring Guidelines on page 123 • J-SRX240 Services Gateway Rack Requirements on page 39 • Clearance Requirements for Airflow and Hardware Maintenance on the J-SRX240 Services Gateway on page 40 • Interface Cable and Wire Specifications for the J-SRX240 Services Gateway on page 127 J-SRX240 Services Gateway Rack Requirements The services gateway can be installed in a rack. Many types of racks are acceptable, including front-mount racks and four-post (telco) racks. NOTE: The services gateway does not support center-mount racks. Table 19 on page 39 provides the details on rack size, clearance, and airflow requirements. Table 19: Rack Requirements for the Services Gateway Rack Requirements Specifications Rack Size A 19 in. (48.3 cm) rack as defined in Cabinets, Racks, Panels, and Associated Equipment (document number EIA-310-D) published by the Electronics Industry Association (http://www.eia.org). Rack Requirements Spacing of Mounting Bracket and Flange Holes • The outer edges of the mounting brackets extend the width of either chassis to 19 in. (48.3 cm). • The front of the chassis extends approximately 0.5 in. (1.27 cm) beyond the mounting ears. • Maximum permissible ambient temperature when two devices are placed side by side in a 19 in. rack is 40ο C. • In a rack, two devices should be placed in alternate slots and not adjacent. NOTE: If you use a front-mount rack, we recommend you support the back of the device with a shelf or other structure. • The holes within each rack set are spaced at 1 U [1.75 in. (4.5 cm)]. The device can be mounted in any rack that provides holes or hole patterns spaced at 1-U [1.75 in. (4.5 cm)] increments. • The mounting brackets and front-mount flanges used to attach the chassis to a rack are designed to fasten to holes spaced at rack distances of 1 U (1.75 in.). • The mounting holes in the mounting brackets provided with the device are spaced 1.25 in. (3.2 cm) apart (top and bottom mounting hole). 39

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Ensure that the blank Mini-PIM panel is installed in the empty slot to prevent any
interruption or reduction in the flow of air across internal components.
NOTE:
Install the device only in restricted areas, such as dedicated equipment rooms
and equipment closets, in accordance with Articles 110–16, 110–17, and 110–18 of the
National Electrical Code, ANSI/NFPA 70.
Related Topics
J-SRX240 Services Gateway Specifications on page 7
J-SRX240 Services Gateway Site Electrical Wiring Guidelines on page 123
J-SRX240 Services Gateway Rack Requirements on page 39
Clearance Requirements for Airflow and Hardware Maintenance on the J-SRX240
Services Gateway on page 40
Interface Cable and Wire Specifications for the J-SRX240 Services Gateway on page 127
J-SRX240 Services Gateway Rack Requirements
The services gateway can be installed in a rack. Many types of racks are acceptable,
including front-mount racks and four-post (telco) racks.
NOTE:
The services gateway does not support center-mount racks.
Table 19 on page 39 provides the details on rack size, clearance, and airflow requirements.
Table 19: Rack Requirements for the Services Gateway
Specifications
Rack Requirements
A 19 in. (48.3 cm) rack as defined in
Cabinets, Racks, Panels, and Associated Equipment
(document
number EIA-310-D) published by the Electronics Industry Association (
).
Rack Size
The outer edges of the mounting brackets extend the width of either chassis to 19 in. (48.3
cm).
The front of the chassis extends approximately 0.5 in. (1.27 cm) beyond the mounting ears.
Maximum permissible ambient temperature when two devices are placed side by side in a 19
in. rack is 40
ο
C.
In a rack, two devices should be placed in alternate slots and not adjacent.
NOTE: If you use a front-mount rack, we recommend you support the back of the device with a
shelf or other structure.
Rack Requirements
The holes within each rack set are spaced at 1 U [1.75 in. (4.5 cm)]. The device can be mounted
in any rack that provides holes or hole patterns spaced at 1-U [1.75 in. (4.5 cm)] increments.
The mounting brackets and front-mount flanges used to attach the chassis to a rack are
designed to fasten to holes spaced at rack distances of 1 U (1.75 in.).
The mounting holes in the mounting brackets provided with the device are spaced 1.25 in. (3.2
cm) apart (top and bottom mounting hole).
Spacing of Mounting
Bracket and Flange Holes
39
Chapter 6: Preparing the Site for the J-SRX240 Services Gateway Installation