Instruction manual

4
WARNING! – IMPORTANT SAFETY
NOTICES
Risk of personal injury and property damage! You must exercise
caution and follow the safety requirements listed below when
using your Digital Series power supply
.
•
The Digital Series Power supply is intended for installation and
use in a Restricted Access Location, such as a 19” equipment
rack
• Installation, operation, and service to be conducted by
qualified/trained service personnel only, with all wiring done in
accordance with local electrical codes
• Ensure the power supply is operated from a standard 3-pin
120VAC or 240VAC 50 / 60Hz outlet with proper grounding
connection
•
Use 14AWG/1.5mm
2
or larger wiring for AC power and bonding
connections
•
Building power supply circuit must have a circuit breaker with
maximum 20A rating for short circuit protection
•
Ensure dc polarities and rated voltages are correct for both the
load and battery connections to the unit
• Ensure all connections are properly tightened before powering up
the unit to avoid over heating of connectors
• Disconnect all power sources (input power cord, and any
external batteries) before attempting any service activity. Internal
circuits can be energized with the power switch in the off position
•
Battery current through the “BAT” terminal and internal LVD relay
must not exceed the maximum current limit rating of the Digital
Series power supply. Use a suitably rated over current protection
device and disconnect in line with the “BAT” terminal and
external battery positive. Do not connect the “BAT” terminal of
multiple units in parallel