Introduction
7
Liebert
®
e
XM
™
1.0
I
NTRODUCTION
The Liebert
e
XM UPS is a fixed-capacity, transformer-free, online uninterruptible power system with
208/120V input and 208/120V output capability. The Liebert
e
XM can operate with either a 50 or
60Hz input and provide a matching output frequency conversion.
Optional transformers are available to add 208V isolation or 480V or 600V input capability to the
Liebert
e
XM in the optional Liebert BDC
™ (
Bypass Distribution Cabinet) and in the optional Liebert
e
XM Dual Transformer Cabinet.
The Liebert
e
XM provides continuous, high-quality AC power to business-critical equipment, such as
telecommunications and data processing equipment. The Liebert
e
XM supplies power free of the
disturbances and variations in voltage and frequency common to utility power, which is subject to
brownouts, blackouts, surges and sags.
The Liebert
e
XM utilizes the latest in high-frequency, double-conversion pulse width modulation
(PWM) technology and fully digital controls to enhance its reliability and increase the ease of use.
The 60-100kVA/kW Liebert
e
XM requires external batteries to support the load when utility power is
not present. For ancillary cabinets, refer to
2.6 - Auxiliary Cabinets
.
Summary of Contents for Liebert eXM
Page 1: ...Liebert eXM User Manual 60 100kVA 50 60Hz ...
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Page 8: ...vi ...
Page 89: ...Maintenance 81 Liebert eXM NOTES ...
Page 90: ...Maintenance Liebert eXM 82 ...
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