Rapier 48w Switch
4
Switches Covered By This Guide
This document includes information on the following switches:
■Rapier 48w (DC model)
■Rapier 48w-B (AC and DC models)
The Rapier 48w and 48w-B switches have the same features, however the
physical connection between the switch and NSMs is different. The compatible
NSMs for each model are:
■Rapier 48w: AT-AR040, AT-AR048
■Rapier 48w-B: AT-AR040-B, AT-AR048-B
In this guide, the product name Rapier 48w refers to both the Rapier 48w and
the Rapier 48w-B models, except where an explicit reference is made.
You can download updates to this document from
www.alliedtelesis.com/support/software.

NEBS Compliance

The Rapier 48w DC models meet Network Equipment Building System (NEBS)
compliance under the following conditions:
■The switch is located in a network telecommunications facility.
■When rack-mounted, all bare conductors are coated with an appropriate
antioxidant compound before making crimp connections.
■The supplied air filters are installed in both fan units.
For information about NEBS requirements when connecting cables to the
switch, see “Connecting Data Cables to the Switch” on page 14.
The Rapier 48w AC model has not been tested for NEBS requirements.