Limitations Of Use - Powertronix Quasar Service Manual

Limitations of Use

ELECTROMAGNETIC COMPATABILITY
The equipment covered by this manual complies with the requirements of the EMC Direc
tive 89/336/EEC and the published technical standards. Continued compliance requires
installation in accordance with these instructions and use of manufacturer approved acces
sories only.
WARNING
The UPS is a Class A product.
When used in a domestic environment a unit may cause radio interference,
If this is the case the user may be required to take additional measures
WARNING
HIGH EARTH LEAKAGE CURRENT.
Earth connection is essential before connecting the utility supply.
This equipment must be earthed in accordance with local electrical codes.
WARNING
This UPS does not incorporate automatic back feed protection. A warning label must be
fitted to all external primary power isolators stating:
ISOLATE THE UNINTERRUPTIBLE POWER SYSTEM BEFORE WORKING ON THIS CIRCUIT.
UTILITY
The UPS should not be supplied from electrical power systems of the `IT'
(Impédance à Terre) type.
SUPPLY
(IEC 364 ELECTRICAL INSTALLATION OF BUILDINGS)
WARNING
Note: Where use on `IT' systems is required an optional input isolation transformer should
be fitted.
CAUTION This equipment is fitted with RFI suppression filters
Earth leakage exceeds 3.5mA but is less than 300mA.
Transient and steady state earth leakage currents, which occur when starting the equip
ment, should be taken into account when selecting instantaneous RCCB or RCCD devices.
Note also that the earth leakage currents of the load will be carried by this RCCB or RCCD.
PLEASE
These products are intended for Commercial/Industrial use only, and are not suitable for
use in any life support applications.
NOTE
Prelim Page iv
Limitations of Use
Service Manual
3x3 UPS Preliminary Pages
Issue 2 - November 2001