Clear-Com HX System Frames - Manual (Page 2)

Safety symbols
Familiarize yourself with the safety symbols in Figure 1: Safety symbols. These symbols are
displayed on the apparatus and warn you of the potential danger of electric shock if the system
is used improperly. They also refer you to important operating and maintenance instructions in
the product user manual.
Figure 1: Safety symbols
Mains power cord
The unit is powered by external power supplies which may be mounted in a clip on the rack or
located away from the panel. The cord to connect the external power supply to the mains supply
must conform to the following:
• The mains power cord shall have an IEC C13 connector at one end and a mains
power plug at the other end.
• An IEC C13 plug has three pins, the centre pin carrying the earth / ground. The other
two pins carry neutral and live circuits.
• The conductors of the mains cords shall have adequate cross-sectional area for rated
current consumption of the equipment.
• The mains plug that connects to the mains supply must be approved for use in the
country where the equipment is to be used.
• The mains power cord must be an IEC mains power cord complying with standard
IEC60320; IEC320/C13.
• Mains power cords used in the U.S. must also comply with standard UL817.
Copyright © 2013 HM Electronics, Inc. All rights reserved.
2 PN: 399G035 Rev: A 03/22/13