
1-13
Chapter 1
Introduction
Nortel Networks 5399 Access Switch Hardware Installation Guide
•
Transportation vibration and shock: NSTA project 1A
standard in shipping container.
•
Approvals:
•
Meets safety requirements of Underwriters Laboratories
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).
•
Front clearance requirement (for connectors and cables):
6 in. (15 cm).