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General System Information
8
For distribution in Europe, the Liebert FS is CE-marked and meets the applicable requirements of
the following European directives:
“Low Voltage Directive” 73/23/EEC and its amendments by the directive 93/68/EEC;
“Machinery Directive” 98/037/EEC and its amendments by the directive 98/79/EEC;
• IEC/EN 60439-1:1999—“Low-voltage switchgear and control gear assemblies Part 1: Type-
tested and partially type-tested assemblies”
• IEC/EN 60204-1:1997—“Safety of machinery - Electrical equipment of machines Part 1: Gen-
eral requirements”
• EN 1127-1:1997—“Explosive atmospheres: Explosion prevention and protection Part 1: Basic
concepts and methodology”
• Machinery Directive Annex 1—“Essential Health and Safety Requirements Relating to the
Design and Construction of Machinery and Safety Components”
“Electromagnetic Compatibility (EMC) Directive” 89/336/EEC and its amendments by the direc-
tives 92/31/EEC and 93/68/EEC.
Figure 5 Liebert FS DC power duration for one or multiple units in parallel
The Liebert FS is integrated into UPS systems as shown in Figures 2 through 4 and Figures 6
and 7.
Output Power vs. Ride-Through Time
(Vbus=540V, Vreg=520V)
DC Output Power (kWb)
1000
900
800
700
600
500
400
300
200
100
0
12 17
22
27 32 37 42 47 52 57
1 Unit
2 Units
3 Units
4 Units
5 Units
Ride-Through Time, Seconds
2400 kW-sec delivered
GTX model, 520 VDC, with filter
12 seconds at 200kW (max. power)
@ 520 VDC min
kWb = Refers to Kilowatts on the DC bus of the UPS system
Discharge Voltage = 520VDC
DISCONTINUED
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