Electromagnetic Compatibility - Liebert 7200 Series User Manual

Safety Precautions

ELECTROMAGNETIC COMPATIBILITY

This equipment complies with the requirements of the EMC Directive 89/336/EEC and the published technical
standards.
Continued compliance requires installation in accordance with these instructions and the use of manufacturer
approved accessories only.
This is a class A UPS product. In a domestic environment this product may cause radio interference in which
case the user may be required to take additional measures.
HIGH EARTH LEAKAGE
INPUT SUPPLY.
This equipment must be earthed in accordance with local electrical codes.
This equipment is fitted with RFI suppression filters.
Earth leakage exceeds 3.5 mA but is less than 500 mA.
Transient and steady-state earth leakage currents, which may occur when starting the equipment, should be
taken into account when selecting instantaneous RCCB or RCD devices.
Note also that the earth leakage currents of the load will be carried by this RCCB or RCD.
THIS UPS DOES NOT INCORPORATE AUTOMATIC BACKFEED PROTECTION. A WARNING LABEL
MUST BE FITTED TO ALL EXTERNAL PRIMARY POWER ISOLATORS STATING:
INSULATE THE UNINTERRUPTIBLE POWER SYSTEM BEFORE WORKING
document in response to "powersure ups"
WARNING
WARNING
CURRENT: EARTH CONNECTION IS ESSENTIAL BEFORE CONNECTING THE
Caution
WARNING
ON THIS CIRCUIT
7200 Series UPS USER MANUAL
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Page iii
Issue 6
(03/98)