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Installation • APEX1000 Power Connections
APEX1000 All-Purpose Edge QAM Software Version 2.4.x • Installation and Operation Manual
36
573408-001-a
APEX1000 Power Connections
Connecting to AC Power
Warning! To prevent electrical shock, do not use the polarized power cord
with an extension cord, receptacle, or other outlet unless all blades can be
fully inserted
to prevent blade exposure.
•
For AC units:
Use only an AC power cord that complies with the destination country’s product
safety requirements.
Connect the AC power cord
after
all I/O connections are complete. The power
supply automatically senses and adapts to any input from 100 through 240 V AC,
at 50 through 60 Hz.
Connecting to DC Power
Warning! The APEX1000 with DC power must be installed in a restricted
access area.
Typical –48 V DC system installation specifications
Line Cord Wire Color
Description
Typical Connection for –48 V DC System
Red
Hot (–)
Connect to negative terminal of 48 V DC
source
Black
Return (+)
Connect to positive terminal of 48 V DC
source (Positive terminal of 48 V DC source
may be connected to chassis ground)
Green with yellow stripe
Chassis Ground
Connect to chassis ground
Note: The input of the power supply is isolated from chassis ground. Either the positive or the negative
input terminal can be grounded, as determined by the application.
CAUTION:
This equipment is designed to permit the connection of the earthed
conductor of the DC supply circuit to the earthing conductor at the equipment.
(APEX1000 DC version only).