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Chapter 1 Introduction
Nortel Networks 5399 Access Switch Hardware Installation Guide
• Transportation vibration and shock: NSTA project 1A
standard in shipping container.
• Approvals:
• MeetssafetyrequirementsofUnderwritersLaboratories
for UL 1950 and CSA C22.2 No. 950.
• Meets EMI requirements of FCC Class A and EN55022
Class A with shielded and unshielded cables.
• Meets US and Canadian Telcom requirements per FCC
Part 68 and IC CS-03.
•MTBF:
50,000 hrs. (estimated), calculated @ 25°C (Mil Std 217).
• Frontclearancerequirement (for connectors andcables):
6in.(15cm).
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