Liebert 300 series Installation, Operaton & Maintenance Manual page 8

Systems supply critical loads with continuous
computer grade power. Reliability and
performance are key design considerations. The
UPS design also maximizes isolation of the load
from disturbances and interruptions, minimizes
repair time, and provides
significant system operating
monitoring of
characteristics.
Proper installation and operation of the UPS are
equally important factors in system reliability.
installation, operation, and preventive
maintenance of the Uninterruptible Power
System (UPS) and Battery Cabinet. Illustrations
showing the function of all operator controls,
instruments, alarms and indicating lights are
also given. Performance specifications at which
the
UPS will operate are given in SECTION 6
Please note that some
-SPECIFICATIONS.
information is kVA specific.
UPS is available in ten
The Liebert Series 300
power ratings - 10, 15, 20, 30, 40, 50, 65, 75,
100, and 125 kVA. Specifications for each model
appear
in SECTION 6 -SPECIFICATIONS.
The same principles of operation apply to all
models.
Model Number:
Serial Number:
Date Delivered:
Model
Number
Rating
311
321 331 341
10 15 20
8 12 16 24
CAUTION
to installation, performing start-up
procedures or system operation or
maintenance. Improper installation has
proved to be the single most significant
cause of start-up problems.
LETHAL VOLTAGES WST WITHIN
THIS EQUIPMENT DURING
OPERATION. FAILURE TO OBSERVE
ALL SAFETY PRECAUTIONS MAY
RESULT IN SERIOUS INJURY OR
DEATH. OBTAIN QUALIFIED SERVICE
PERSONNEL FOR THIS EQUIPMENT
AS INSTRUCTED.
Should assistance be required, call Liebert's toll
Please have the following
information available for fast assistance:
Date Installed:
Input Voltage:
Output Voltage:
356
346
361
50 65
30 40
32 4 0 52
381
366 376
75 100
125
100
60 80