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48
QXS 12G Site Planning Guide
International Standards
The QXS-312, QXS-324, QXS-412, QXS-424, and QXS-484 systems comply with the requirements of
the following agencies and standards:
•
CE to EN 60950-1
•
CB report to IEC 60950-1
•
UL & cUL to UL 60950-1 second edition
Potential for Radio Frequency Interference
USA Federal Communications Commission (FCC)
Notice
This equipment has been tested and found to comply with the limits for a class A digital device,
pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection
against harmful interference when the equipment is operated in a commercial environment. This
equipment generates, uses, and can radiate radio frequency energy, and if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference, in which case
the user will be required to correct the interference at his or her expense.
Properly shielded and grounded cables and connectors must be used in order to meet FCC emission
limits. The supplier is not responsible for any radio or television interference caused by using other
than recommended cables and connectors or by unauthorized changes or modifications to this
equipment. Unauthorized changes or modifications could void the user’s authority to operate the
equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) this device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation.
Efficiency
82% @ 10% load
90% @ 20% load
94% @ 50% load
91% @ 100% load
Holdup time
5 ms from ACOKn high to rails out of regulation (see SBB v2 specifica-
tion)
Mains inlet connector
IEC60320 C20 with cable retention
Weight
3 kg (6.6 lb)
Cooling fans
2 stacked fans: 80x80x38mm
Table 23
(continued)QXS 5U PSU (2114W) Specifications
Specification
Measurement/Description