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5

 

OPERATING INSTRUCTIONS 

 

1. Check that all power connections to and from the unit are secure and fitted 

with  
the correct cables. 

 

2. Press the UPS ON/OFF Button (1) to ON.  

 

3. Switch your equipment ON at their respective power switch(es).  

 

4. Check the condition of the UPS front panel LED's.  The 250VA AC LED (4) 

should be lit.  For the 400/600 VA models, the AC LED (4) should be lit, and 
the Check and Battery LED's (3 & 2) should 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 manual.  If a problem persists, consult your dealer or call 
Tech Support at 1-800-222-5877. 

 

 

STARTING FROM BATTERY (400/600 VA only): Turn OFF UPS.  Press and 
hold BATTERY TEST button (5) for 4 seconds. Switch ON UPS and release 
BATTERY TEST button (5). UPS will run in backup mode with the Battery LED 
(2) lit. To stop, switch OFF at front panel. 
 

 

Battery Back-up Time 

 

250 VA Models

Back-up Time (minutes)

600 VA Models

400 VA Models

 

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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