Nortel 5399 Hardware Installation Manual page 31

• 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).
Nortel Networks 5399 Access Switch Hardware Installation Guide
Chapter 1 Introduction
1-13