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Exercise extreme caution when performing the following procedure. Carry out the steps precisely
in the order given to avoid the possibility of personal injury or equipment damage.
Faites preuve d'une extrême prudence lors de l'exécution de la procédure suivante. Effectuez les
étapes précisément dans l'ordre indiqué pour éviter la possibilité de blessures ou de dommages
matériels.
Perform the following procedure if the power supply must be shut down and disconnected on an emergency basis:
1. Open the Input circuit breaker.
2. Disconnect the Battery harness from its receptacle on the front panel of the UPS.
3. Remove the circular Power connector from the front of the UPS.
4. If a Safety Automatic Transfer Switch or Standard Transfer Switch is in use, open the AC Utility Input
breaker and disconnect the Generator from its outside cabinet generator connector to complete shutdown of
power to the load.
General Safety Issues:
The EDP Double Conversion Uninterruptible Power Supply documented in these instructions has been designed,
tested and produced to ensure safe, trouble-free operation. Personnel using or installing this power supply should
completely read and fully understand the following safety instructions. They are provided here as informational
guidelines for your continued safety in usage of the product.
Safety Issues of Power Supply Installation and Use:
The UPS has been designed and built to power Department of Transportation and Intelligent Traffic Systems
equipment only. It is not intended for any other usage and provides output voltages suitable only for its intended
application.
This power supply operates from an AC source ranging from 55 to 155 volts and produces internal voltages in
excess of 400 volts. DO NOT open any covers or panels or attempt to perform any service to the power supply
without first removing and disconnecting all external AC and DC power sources. Only trained, qualified
personnel should attempt service and repair work on the power supply.
Cette alimentation fonctionne à partir d'une source CA allant de 55 à 155 volts et produit des tensions internes
supérieures à 400 volts. N'OUVREZ PAS de couvercles ou de panneaux ou n'essayez pas d'effectuer un service
quelconque à l'alimentation électrique sans d'abord retirer et débrancher toutes les sources d'alimentation CA
et CC externs. Seul du personnel formé et qualifié doit effectuer des travaux d'entretien et de réparation sur
l'alimentation électrique.
Page 5
Emergency Shutdown Procedure
DANGER
DANGER
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