INFOSEC UPS SYSTEM - 4, rue de la Rigotière - 44700 Orvault - FRANCE - www.infosec-ups.com
Hot Line
– Tel + 33 (0)2 40 76 15 82 - Fax + 33 (0)2 40 94 29 51 - [email protected] – 11 17 AA 59 204 18
5
C o n n e c t i o n W a r n i n g s
•
There is no standard backfeed protection inside, please isolate the UPS before working
according to this circuit. The isolation device must be able to carry the UPS input
current.
•
This UPS should be connected with
TN
earthing system.
•
The power supply for this unit must be single-phase rated in accordance with the
equipment nameplate. It also must be suitably grounded.
•
Use of this equipment in life support applications where failure of this equipment can
reasonably be expected to cause the failure of the life support equipment or to
significantly affect its safety or effectiveness is not recommended. Do not use this
equipment in the presence of a flammable anesthetic mixture with air, oxygen or nitrous
oxide.
•
Connect your UPS power module’s grounding terminal to a grounding electrode
conductor.
•
The UPS is connected to a DC energy source (battery). The output terminals may be
live when the UPS is not connected to an AC supply.
Before working on this circuit
-
Isolate Uninterruptible Power System (UPS)
-
Then check for Hazardous Voltage between all
terminals including the protective earth.
Risk of Voltage Backfeed
