System Enclosure 1-1
Technical Description
System Enclosure
1.0 GENERAL
The VCO/4K system enclosure is a metal-based cabinet that houses all the VCO/4K critical
system components including: the fan cooling unit; the alarm arbiter and interface cards; and
high-density system hardware cards. It also accommodates the power subsystem, either single
or dual for system redundancy. Figure 1 shows the front of a VCO/4K system. Figure 2 shows
a cutaway view of the chassis underneath the enclosure.
The system enclosure is designed and manufactured to meet or exceed the following enclosure
requirements:
•
UL 1950 Standard for Information Technology Equipment
•
Network Equipment-Building System (NEBS) GR-63-CORE with Zone 4 Earthquake
and Bellcore’s GR-1089-CORE Safety and Physical Protection
•
General safety, including UL/CUL and EMI/EMC FCC Part 15
Figure 1: VCO/4K System