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IMPORTANT SAFETY INSTRUCTIONS 

 

WARNING:  Do not attempt to service this product yourself except to 

replace the battery.  Opening or removing the cover may expose you to 

dangerous voltages, even when the AC cord is disconnected from the 

electrical outlet.  Refer all servicing to qualified service personnel. 

 

1. SAVE THESE INSTRUCTIONS.  ADHERE TO ALL OPERATING 

INSTRUCTIONS AND WARNINGS ON THE UNIT AND IN THIS MANUAL. 

CONSERVER CES INSTRUCTIONS.  CETTE NOTICE CONTIENT DES INSTRUCTIONS 
IMPORTANTES CONCERNANT LA SÉCURITÉ. 

2. Liebert Corporation neither recommends nor knowingly sells this product for 

use with life support or other U.S. FDA designated “critical” devices. 

3. CAUTION: A BATTERY PRESENTS A RISK OF ELECTRICAL SHOCK OR 

BURN FROM HIGH SHORT CIRCUIT CURRENT.  OBSERVE PROPER 
PRECAUTIONS. 

ATTENTION: UNE BATTERIE PEUT PRÉSENTER UN RiSQUE DE CHOC ÉLECTRIQUEÉ DE 
BRULURE PAR TRANSFERT D'ÉNERGIE.  SUIVRE LES PRÉCATIONS QUI S'IMPOSENT. 

4. WARNING: To reduce risk of fire or electric shock, install in a temperature 

and humidity controlled area free from conductive contaminants. 

AVERTISSEMENT: POUR RÉDUIRE LE RISQUE D'INCENDLE OU DE CHOC ÉLECTRIQUEÉ, 
INSTALLE DANS UN SECTEUR AVEC TEMPÉRATURE CONTROLÉ ET HUMIDITÉ 
CONTROLÉE EXAMPT DE POLLUANTS CONDUCTEURS.  

5. Operate the UPS indoors only.  Protect it from moisture and install it in a 

clean environment, free from flammable liquids, gases, or corrosive 
substances.  

6. WARNING:  Do not modify cable.  Consult dealer if connector does not 

match equipment.  UPS must be grounded at all times while in use.  Turn 
UPS OFF before unplugging, or the safety ground from UPS to equipment 
will be removed 

7. CAUTION:  Output receptacles on the UPS are electrically live if the UPS is 

ON, even if the UPS is not plugged in.  The on/off switch on the UPS does 
not electrically isolate the internal parts.  To isolate the UPS, unplug it. 

8. CAUTION:  Ground leakage current must not exceed 2.75 milli-amperes.  

Most data processing equipment meets this requirement if you use no more 
than 4 pieces of equipment.  Note: These instructions may be modified by 
local wiring regulations. 

9. Unplug the UPS and turn the power switch OFF before cleaning.  Use only 

water dampened cloth, never liquid or aerosol cleaners. 

10. Do not plug appliances, such as hair dryers or heaters into UPS receptacles. 
11. Operate the UPS only from a grounded outlet (2 wire plus ground) 120 VAC, 

60 Hz. 

12. The UPS is equipped with a grounded NEMA 5-15 input power plug.  Do not 

defeat the safety purpose of this plug.  If unable to fully insert the plug into 
the outlet, contact an electrician. 

13. Route power supply cords so they are not walked on or pinched. 
14. Never block or insert any object into ventilation holes or other openings.  

Maintain a minimum clearance of four inches all around the UPS for proper 
airflow and cooling. 

15. Always turn OFF the UPS and unplug it before opening battery door.  To 

replace batteries, refer to battery replacement procedure.  If you feel 

Summary of Contents for PowerSure PS250-60S

Page 1: ...PowerSure POWER PROTECTION Uninterruptible Power System 250 VA 600 VA 115 V USER S MANUAL English R PS250 60S 250 VA PS400 60S 400 VA PS600 60S 600 VA...

Page 2: ...es or corrosive substances 6 WARNING Do not modify cable Consult dealer if connector does not match equipment UPS must be grounded at all times while in use Turn UPS OFF before unplugging or the safet...

Page 3: ...art up The UPS resets the counter after back up operation manual battery test or if the UPS is switched OFF The operator may perform a manual battery test by pressing the BATTERY TEST button on the ba...

Page 4: ...If any appear faulty or damaged contact your dealer immediately Store the packaging in a safe place for possible future shipment of UPS 3 Place the UPS on a sturdy dry surface in a well ventilated ar...

Page 5: ...be unlit 5 Check the operation of your equipment It should display normal operational conditions 6 If any function provides an abnormal condition refer to the troubleshooting guide later in this manu...

Page 6: ...NDOWS and many others SiteNet 1 software automatically performs an orderly shutdown of computer operating systems in the event of a power outage and or low battery conditions The SiteNet 1 kit supplie...

Page 7: ...s at 140VAC Factory setting is 135 VAC Option Switch 3 4 Low Voltage Transfer Select Low voltage transfer is the voltage level at which battery operation starts You may set the low voltage transfer of...

Page 8: ...OFF UPS and unplug it from utility supply CAUTION Observe proper precautions When replacing batteries use the same number and type of batteries Proper battery disposal required Refer to local codes f...

Page 9: ...ity overvoltage Wait until utility voltage rises to appropriate level Check circuit breaker at rear of UPS 9 If it is activated reset it and restart the UPS See Resetting Circuit Breaker If problem pe...

Page 10: ...Audible Alarm Status NORMAL START UP On Flash Once then Off Off Single Beep and then Off Operate Start Up Test Fail Off Off On Continuous for 15 Sec and then Off Will Not Start Input Frequency Mismat...

Page 11: ...Hz 57 63 Hz Output Voltage on battery 115 VAC 5 Output waveform on battery Stepped Sine Wave Max Output Current at 120 V 2 1 A 3 3A 5 A Output Frequency 50 or 60 Hz 5 Max Overload Capacity 115 of Powe...

Page 12: ...unauthorized modification alteration or repair use beyond rated capacity or improper installation maintenance application or use including without limitation use in a manner contrary to the accompanyi...

Page 13: ...ecaution has been taken to ensure accuracy and completeness in this manual Liebert Corporation assumes no responsibility and disclaims all liability for damages resulting from use of this information...

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