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CyberPower UP1200 uninterruptible power supply (UPS)

1. berPower The Power To Control the Power Cy User s Manual Utility Series UPS UP1200 ADDITIONAL INSTALLATION TIPS CAN BE FOUND AT www cyberpowersystems com support htm CyberPower TABLE OF CONTENTS IMPORTANT SAFETY WARNINGS 0 0 eee e tenet neat ne eaeas 1 INSTALLING YOUR UPS SYSTEM 0 erent nett nent ees 2 SEIN TEPC IN G cass eee beac seaire E aries 2 HARDWARE INSTALLATION GUIDE 0 cece eee eee eee eaten eee 2 FRONT PANEL AND REAR PANEL DESCRIP ION ceee 2 BATTERY REPLACEMENT AND STORAGE 0 ce cceceee eee eee eee ee eee ee eeeen ees 4 BATTERY REPLACEMENT PROCEDURE ceeceeeeeee eee eeee ee ees 4 TROUBLESHOOTING cresine N AAEE ERARA REA 6 TECHNICAL SPECIFICATIONG 2 c cece eee e eee ee eee eee eee eee eens esas eee eaeeias 7 DEFINITION FOR ILLUMINATED LED INDICATORG 0 eee eee etree 8 LIMITED WARRANTY AND POWER CONTROL GUARANTEE 0 00eee 9 Thank you for purchasing a CyberPower Systems Product To enjoy all the features and benefits of this Uninterruptible Power System UPS please read and follow all installation and operation instructions completely This UPS is designed to provide guaranteed power protection for connected electronic equipment The accompanying PowerPanel Plus software saves data closes open applications and automatically shuts down your comput
2. Goods is expressly excluded Contact Information CyberPower s address is 5555 12th Ave East Suite 110 Shakopee MN 55379 and its phone number is 952 403 9500 or 877 297 6937 toll free CyberPower is the warrantor under this Limited Warranty You may also contact CyberPower on the Internet at www cyberpowersystems com 16
3. Out FAX Modem Protection One In One Out Physical Total of UPS Receptacles 4 for UPS 4 for Surge Maximum Dimensions 31 0cm 14 1cm 18 1cm Weight 12 3kg Sealed Maintenance Free Lead 12V 7 2AHx2 Acid Battery Replaceable Typical Recharge Time Indicators Power On Using Battery Wiring Fault Audible Alarms On Battery Low Battery Overload Operating Temperature 32 F to 95 F 0 C to 35 C Operating Relative Humidity 25 to 85 Non Condensing PowerPanel Software CyberPower DEFINITIONS FOR ILLUMINATED LED INDICATORS On Off On Off On Off oo WRG Ly FAULT Wiring Fault On Off Of On Off Of On Off a hy er ii j Fi Circuit Breaker Long Beep 10 Condition Normal Utility Failure The UPS is providing battery power to the Battery Power Supplied outlets Utility Failure The UPS is providing battery power The rapid beeps indicate the battery will run out of charge within a few minutes Overload Occurs in the Fulltime Surge Protection Outlets Turn the UPS off and unplug at least one piece of equipment from the UPS Wait 5 seconds reset the circuit breaker and turn the UPS on Overload Occurs in the Battery power Supplied Outlets Turn the UPS off and unplug at least one piece of equipment from the UPS Wait 5 seconds reset the circuit breaker and turn the UPS on Electrical Wiring Fault This indicates a wiring a problem such as a bad ground missed
4. even though damage or loss is caused by negligence or other fault NOTE Some States or Provinces do not allow the exclusion or limitation of incidental or consequential damages so the above limitation may not apply to you DO NOT USE FOR MEDICAL OR LIFE SUPPORT EQUIPMENT OR OTHER HIGH RISK ACTIVITIES CyberPower does not sell the Products for use in high risk activities The Product is not designed or intended for use in hazardous environments requiring fail safe performance including the operation of nuclear facilities aircraft navigation or communication systems air traffic control weapons systems life support or medical applications or for use in any circumstance in which the failure of the Product could lead directly to death personal injury or severe physical or property damage or that would affect operation or safety of any medical or life support device collectively High Risk Activities CyberPower expressly disclaims any express or implied warranty of fitness for High Risk Activities CyberPower does not authorize use of any of its products use in any High Risk yActivities ANY SUCH USE IS IMPROPER AND IS A MISUSE OF A CYBERPOWER PRODUCTS The Limited Warranty and the Power Control Guarantee are governed by the laws of the United States and the State of Minnesota without reference to conflict of law principles 15 CyberPower The application of the United Nations Convention of Contracts for the International Sale of
5. ground or reversed wiring within the AC outlet User is advised to disconnect all electrical equipment from the outlet and have the outlet checked by an electrician UP1200 Guaranteed Uninterruptible Power System LIMITED WARRANTY AND POWER CONTROL GUARANTEE In purchasing UP 1200 in the United States or Canada the original end user receives a Limited Warranty and CyberPower s Power Control Guarantee from Cyber Power Systems USA Inc for ease of reading referred to as CyberPower The Limited Warranty and the Power Control Guarantee are intended to be the original end user s exclusive rights and remedies The Limited Warranty and the Power Control Guarantee are separate although they are related Limited Warranty The original end user referred to as the Initial Customer receives an express limited warranty referred to as the Limited Warranty for the UP1200 purchased from CyberPower referred to as the Product The Limited Warranty is for the Product itself The terms of the Limited Warranty are explained below Power Control Guarantee CyberPower also provides the Initial Customer with protection in the event that the Product is not free from defects in materials and workmanship and certain equipment connected to the Product is damaged the Power Control Guarantee The Power Control Guarantee protects the Initial Customer for damage to equipment plugged into the Product The terms of the Power Control Guarantee ar
6. switch to battery mode You will need to Nd reset the circuit breaker so UPS will provide the power from utility Serial Port to PC This port allows connection and communication from the DB 9 serial or USB port on the computer to the UPS unit The UPS communicates its status to the PowerPanel Plus software This interface is also compatible with the UPS service provided by Windows NT Windows 2000 and Windows XP Ethernet Phone RJ 45 RJ 11 Protection Ports j rn These ports are the protection for your computer network cable modem or telephone CyberPower BATTERY REPLACEMENT AND STORAGE Contact your dealer or call the number in this manual for information on battery replacement The order numbers for the battery are as follows BA UP1200 for UP1200 CAUTION Read and follow the IMPORTANT SAFETY INSTRUCTIONS before servicing the battery Service the battery under the supervision of personnel knowledgeable of batteries and their precautions Keep unauthorized personnel away from batteries CAUTION Use only the specified type of battery See your dealer for replacement batteries CAUTION The battery may present the risk of electrical shock Do not dispose of batteries in a fire as it may explode Follow all local ordinances regarding proper disposal of batteries CAUTION Do not open or mutilate the batteries Release electrolyte is harmful to the skin and eyes and may be toxic CAUTION A battery can present a h
7. If a the Product purchased and owned by you is defective in material or workmanship b the Limited Warranty requirements have been met except that the three year limitation of the Limited Warranty does not limit the Power Control Guarantee which is for the lifetime of the Product and c none of the limitations or exclusions on warranty coverage apply or than the three year limit CyberPower will as CyberPower elects as permitted by law repair replace or pay the Agreed Damage Amount defined below for the item s of your electronic equipment directly and properly connected to the product the Connected Equipment if that Connected Equipment is x damaged by AC power line transients spikes or surges on properly installed grounded and code compliant 120 volt power lines in the United States and Canada or by transients surges or spikes on standard telephone equipment lines or Base 10 100T Ethernet lines that are properly installed and connected a Power Disturbance and y is directly plugged into and properly connected to a CyberPower Product in its original condition which is properly operated when a Power Disturbance passes through the CyberPower Product and y 1 exhausts the protection capacity of the CyberPower Product or y 2 damages the CyberPower Product This provision sets out the only liability of any character of CyberPower for direct indirect special consequential and or incidental damages under our Limited Warr
8. anty applies only to Connected Equipment and all such Liability is limited to the Agreed Damage Amount Making a Power Control Guarantee Claim To make a Warranty claim for damage to Connected Equipment under the Power Control Guarantee you must do the following 1 Complete and return the CyberPower Warranty card or provide reasonable proof of purchase for example a sales receipt that establishes you as the original end user consumer purchaser of the Product 2 Call CyberPower at 952 403 9500 or 877 297 6937 toll free write to CyberPower at 5555 12th Ave East Suite 110 Shakopee MN 55379 or e mail CyberPower at claims cyberpowersystems com within ten 10 days of the date of the event for which you wish to make a claim for warranty service 3 When you contact CyberPower identify the Product the Purchase Date and the item s of Connected Equipment Have information on all applicable insurance or other resources of recovery payment that are available to the Initial Customer and the name of the power utility supplier for the location of the Connected Equipment and Request a Return Materials Authorization RMA 4 Pack and ship the product to CyberPower and if requested the item s of Connected Equipment a repair cost estimate for the damage to the Connected Equipment and all claim forms that CyberPower provides to you Show the RMA number on the shipping label or include it with the product Initial Customer shall prepay all shi
9. cable to the serial port on the UPS and an open serial port on the computer BASIC OPERATION FRONT PANEL AND REAR PANEL DESCRIPTION UP1200 Guaranteed Uninterruptible Power System Power Switch Press the power button to turn the UPS ON or OFF Power On Indicator a This LED is illuminated when the utility condition is normal and the UPS POWER outlets are providing clean power free of surges and spikes N Using Battery Indicator O This illuminates during utility failure indicating that the battery is aJSING supplying power to the battery power supplied outlets Battery Backup and Surge Protection Outlets i Provides three battery powered and surge protected outlets for Ey connected equipment to insure temporary uninterrupted operation cae during a power failure and against surges and spikes Surge Protection Outlets Provides three surge protected only outlets for connected equipment against surges and spikes Wiring Fault Indicator This LED indicator will illuminate to warn the user that a wiring problem WIFENG exits with the AC outlet such as bad ground miss ground or reversed FAULT wiring If this is illuminated the user is advised to disconnect all electrical equipment from the outlet and have an electrician check the outlet to insure proper wiring Circuit Breaker Reset for Overload Protection Circuit breakers provide optimal overload protection When overload i occurs the circuit breaker will
10. e explained below The Limited Warranty and the Power Control Guarantee are subject to the terms set forth below Additionally State or Provincial law may adjust the terms of the Limited Warranty or the Power Control Guarantee or the State or Province may impose additional obligations or additional implied warranties To the extent necessary to comply with those laws the terms of the Limited Warranty and the Power Control Guarantee should be read to adjust to those requirements only to the extent necessary to comply with such local law If you are an Initial Customer you are asked to read the following terms and conditions carefully before using the Product By using the Product you consent to be bound by and become a party to the Limited Warranty and Power Control Guarantee If you do not agree to the terms and conditions of the Limited Warranty and Power Control Guarantee you should return the Product for a full refund prior to using it REGISTRATION CyberPower requests that you complete and return the Warranty Registration Card enclosed with the Product or register the Product at its website www cyberpowersystems com to establish that you are the Initial Customer of the Product and therefore entitled coverage under the Limited Warranty and the Power Control Guarantee Registration is not required for Limited Warranty coverage but note if you do not complete a registration card you will be required to provide proof of purchase as desc
11. e unit for 4 8 hours to ensure the UPS performs expected runtime properly Contact your local government for more information about proper disposal and recycling of batteries STORAGE First turn off your UPS and disconnect its power cord from the wall outlet Disconnect all cables connected to the UPS to avoid battery drain To store your UPS for an extended period cover it and store with the battery fully charged Recharge the battery every three months to insure battery life If the battery remains uncharged for an extended period of time it may suffer permanent loss of capacity CyberPower TROUBLESHOOTING Problem The UPS does not perform expected runtime The UPS will not turn on Outlets do not provide power to equipment PowerPanel is inactive all icons are gray Possible Cause Batteries are not fully charged Battery is slightly worn out The on off switch is designed to prevent damage by rapidly turning it off and on The unit is not connected to an AC outlet The battery is worn out Mechanical problem Circuit breaker is tripped due to overload Batteries are discharged Unit has been damaged by a surge or spike The serial cable is not connected The serial cable is connected to the wrong port The unit is not providing battery power The serial cable is not the cable that was provided with the unit Recharge the battery by leaving the UPS plugged in C
12. eplace the Product if it proves to be defective in material or workmanship during the Warranty Period Making a Limited Warranty Claim To make a Limited Warranty claim on a Product you must do the following 1 Complete and return the CyberPower Warranty Registration Card or provide reasonable proof of purchase for example a sales receipt that establishes you as the Initial Customer the original end user consumer purchaser of the Product and prove that the Product was purchased within three 3 years of the event for which you want to make a claim for warranty service 2 Call CyberPower at 952 403 9500 or 877 297 6937 toll free write to CyberPower at 5555 12th Ave East Suite 110 Shakopee MN 55379 or e mail CyberPower at clains cyberpowersystems com within ten 10 days of the event for which you want to make a claim 3 When you contact CyberPower identify the Product the Purchase Date and request Return Materials Authorization RMA information from CyberPower 4 Pack and ship the Product to CyberPower as instructed in your RMA Show the RMA code on the shipping label or include it with the Product You MUST prepay all shipping costs and you are responsible for packaging and shipment CyberPower will inspect and examine the Product within ten 10 days of receipt If the Product is not as warranted CyberPower will repair or replace the Product and return it to you at CyberPower s expense or if CyberPower is unable to
13. er system in an intelligent and orderly manner UP1200 Guaranteed Uninterruptible Power System IMPORTANT SAFETY WARNINGS SAVE THESE INSTRUCTIONS This manual contains important instructions that should be followed during installation and maintenance of the UPS and batteries Please read and follow all instructions carefully during installation and operation of the unit Read this manual thoroughly before attempting to unpack install or operate CAUTION Live parts inside can be energized by the battery even when plugged into an AC outlet with fuse or circuit breaker protection DO NOT plug unit into an outlet that is not grounded CAUTION DO NOT USE FOR MEDICAL OR LIFE SUPPORT EQUIPMENT CyberPower Systems does not sell products for life support or medical applications DO NOT use in any circumstance that would affect operation or safety of any life support equipment with any medical applications or patient care CAUTION The battery can energize hazardous live parts inside even when AC power is disconnected CAUTION To prevent the risk of fire or electric shock install in a temperature and humidity controlled indoor area free of conductive contaminants Please see specifications for acceptable temperature and humidity range CAUTION To reduce the risk of electric shock do not remove the cover except to service the battery No user serviceable parts inside except for the battery CAUTION To avoid electric shock
14. es or 2 The aggregate ceiling amount for all Connected Equipment CyberPower UP1200 100 000 00 3 The amount s of all payment you have or are entitled to receive from insurance other warranties extended warranties or from other sources or persons for the Connected Equipment or damage to such equipment so that CyberPower s maximum liability shall be reduced to reflect all such other payments or sources of recovery If CyberPower replaces the connected equipment or pays to the Initial Customer the Agreed Damage Amount the Initial Customer shall transfer all item s to CyberPower without warranty by the Initial Customer but free of lien or other interest CONDITIONS COMMON TO THE LIMITED WARRANTY AND THE POWER CONTROL GUARANTEE The Limited Warranty and the Power Control Guarantee are the only and the exclusive express warranty of CyberPower with respect to the Product This exclusion of other express warranties applies to written and oral express warranties LIMITATION THE LIMITED WARRANTY AND THE POWER CONTROL GUARANTEE DO NOT COVER The Limited Warranty and the Power Control Guarantee are intended to exclusive rights and remedies and replace any other rights to the extent allowed by law 1 As to the CyberPower Product the limited warranty does not cover or apply to misuse modification operation or storage outside environmental limits for the Products in transit in shipment or in storage damage or deterioration impro
15. igh risk of short circuit current and electric shock Take the following precautions before replacing the battery Remove all watches rings or other metal objects Only use tools with insulated handles DO NOT lay tools or other metal parts on top of battery or any battery terminals Wear rubber gloves and boots Determine if the battery is inadvertently grounded If inadvertently grounded remove source of ground CONTACT WITH A GROUNDED BATTERY CAN RESULT IN ELECTRICAL SHOCK The likelihood of such shock will be reduced if such grounds are removed during installation and maintenance applicable to a UPS and a remote battery supply not having a grounded circuit oarRWND BATTERY REPLACEMENT PROCEDURE 1 Turn off and unplug all connected equipment 2 Turn the UPS off and unplug it from the AC power source 3 Turn the UPS upside down 4 Remove the 4 retaining screws 5 Push the battery cover backward and remove the cover 6 Rotate the UPS from vertical to horizontal 7 Remove the battery from the compartment 8 Disconnect the battery wires from the battery UP1200 Guaranteed Uninterruptible Power System 8 Install the replacement battery by connecting the red wire to the positive terminal of the battery and connecting the black wire to the negative terminal of the battery 9 Slide the battery back into the compartment 10 Replace the cover and the 4 retaining screws 11 Recharge th
16. ke Any Liability in Any Event for Any of the ollowing 1 Loss of or damage to data records or software or the restoration of data or records or the reinstallation of software 2 Damage from causes other than AC Power Line Transients spikes or Surges on properly installed grounded and code compliant 120 volt power lines in the United States and Canada transients surges or spikes on standard telephone land lines PBX telephone equipment lines or ethernet lines when properly installed and connected 3 salads from any circumstance described as excluded above with respect to the product 4 Damages from fire flood wind rain rising water leakage or breakage of plumbing abuse misuse or alteration of either the product or the Connected Equipment Exclusion of Consequential and Other Damages The sole and exclusive remedies of the Initial Customer are those provided by the Limited Warranty and Power Control Guarantee CyberPower excludes any liability for personal injury under the Limited Warranty and Power Control Guarantee CyberPower excludes any liability for direct indirect special incidental or consequential damages whether for damage to or loss of property EXCEPT FOR AND ONLY FOR the specific limited agreement of CYBERPOWER to provide certain warranty benefits regarding Connected Equipment under the CYBERPOWER Power Control Guarantee loss of profits business interruption loss of information or data This exclusion applies
17. ontact CyberPower Systems at tech cyberpowersystems com Turn the UPS off Wait 10 seconds and then turn the UPS on The unit must be connected to a 110 120v 60Hz outlet Contact CyberPower Systems at tech cyberpowersystems com Contact CyberPower Systems at tech cyberpowersystems com Turn the UPS off and unplug at least one piece of equipment Wait 10 seconds reset the circuit breaker and then turn the UPS on Allow the unit to recharge for at least 4 hours Contact CyberPower Systems at tech cyberpowersystems com Connect the serial cable to the UPS unit and an open serial port on the back of the computer You must use the cable that came with the unit Check the back of the computer for an additional serial port Move the cable to this port Shutdown your computer and turn the UPS off Wait 10 seconds and turn the UPS back on This should reset the unit You must use the cable that was included with the unit for the software and the unit to be able to communicate UP1200 Guaranteed Uninterruptible Power System TECHNICAL SPECIFICATIONS Capacity VA Capacity Watts Input Voltage Range 100Vac 140Vac Frequency Range On Battery Output Voltage On Battery Output Frequency Transfer Time Typical Overload Protection On Utility Circuit Breaker On Battery Internal Current Limiting Surge Protection and Filtering Lightning Surge Protection Internet Ready DSL Phone RJ11 RJ45 One In One
18. or decides not to repair or replace the Product if defective within a reasonable time CyberPower will refund to you the full ness price you paid for the Product purchase receipt showing price paid is required POWER CONTROL GUARANTEE If you are the Initial Purchaser and the Product is still covered by the Limited Warranty the Power Control Guarantee provides protection for damage to equipment connected to the Product Connected Equipment subject to certain terms and limitations The Power Control Guarantee is not first dollar coverage CyberPower s obligation is reduced by any amounts that Initial Customer is entitled to recover from other sources regarding the Connected Equipment including insurance other warranty or extended warranty coverage whether or not the Initial Customer makes a claim for recovery including but not limited to a claim under any applicable insurance other warranty or extended warranty 12 UP1200 Guaranteed Uninterruptible Power System The Limited Warranty does not cover Connected Equipment but as is explained below to be covered under the Power Control Guarantee the Connected Equipment must have been damaged due to a failure of the Product The Connected Equipment must have been damaged due to a defect in materials or workmanship of the Product In the event of damage to the Connected Equipment your exclusive remedy and CyberPower s sole obligations are as follows for Connected Equipment
19. per operation or ke a or use with items or equipment not designed or intended for use with the product 2 As to Connected Equipment the Power Control Guarantee covers only damage within the specific terms of the Power Control Guarantee to Connected Equipment and only up to the applicable aggregate ceiling amount 3 The Power Control Guarantee does not cover damage to Connected Equipment or apply if the Product has been operated in a failure mode or not in compliance with CyberPower operating instructions and manuals or if the Connected Equipment has been operated in a failure mode or not in compliance with the instructions and manuals of its manufacturer vendor 14 UP1200 Guaranteed Uninterruptible Power System The Limited Warranty and the Power Control Guarantee Do Not Apply Unless The Initial Customer 1 Has properly connected the Product and the Connected Equipment to properly wired and grounded outlets including compliance with electrical and safety codes of the most current electrical code ANS NFPA 70 without the use of any adapters extension cords of other connectors 2 Has provided a suitable and proper environment for use and installation of the Product and Connected Equipment 3 Has properly installed and operated the CyberPower Product and Connected equipment 4 Has operated the Product at all times within the limitations on the Product s VA capacity as stated in this User Manual allah Does Not Cover or Underta
20. pping costs Hie pay the cost of the repair estimate and is responsible for packaging and shipment CyberPower s Duties CyberPower will inspect and examine the Product and the item s of Connected Equipment or at CyberPower s election your written statement and repair cost estimate for those item s You must return the product for inspection 13 CyberPower If the damage to Connected Equipment is covered by the Power Control Guarantee CyberPower will in addition to Limited Warranty remedies for the CyberPower Product itself repair or pay the costs of repair or replace the Connected Equipment or at the option of CyberPower as permitted by law pay to the Initial Customer the Agreed Damage Amount up to the aggregate limits stated below for all item s of Initial Customer s Connected Equipment The Agreed Damage Amount for all items of Initial Customer s Connected Equipment shall be the lesser of the amount determined under Clause 1 or 2 below reduced by any amounts described in Clause 3 below 1 The fair market value of the Connected Equipment as established by the lower of a the ae price the same or similar items are being sold for on E bay b the price list of rion Blue Book on the date of occurrence or if such price list is no longer published a published or announced price list reasonably selected by CyberPower or c the lowest price the same or similar items can be purchased for in the United Stat
21. ribed below to have the benefits of this Limited Warranty LIMITED WARRANTY CyberPower warrants to you the Initial Purchaser that the Product will be free from defects in material and workmanship for three years from the date of original purchase subject to the terms of this Limited Warranty This Limited Warranty gives you specific gnie and you may have other rights which vary from State to State or Province to rovince CyberPower Any Implied Warranty of Merchantability or for Fitness for a Particular Purpose if applicable to the Product is limited in duration to the period of ownership by the Initial Customer This provision shall NOT create any Implied Warranty or Merchantability or of Fitness for a Particular Purpose that would not otherwise apply to the Product NOTE Some States and Provinces do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you To be covered you must still be the owner of the Product at the time of the failure that results in the claim made under this Limited Warranty Exclusive Remedies Under Limited Warranty Your exclusive remedy and CyberPower s sole obligations are as follows for the Product If a the CyberPower Product you purchased and still own is defective in material or workmanship under this Limited Warranty or any applicable warranty imposed by law and b all Limited Warranty requirements have been met CyberPower will repair or r
22. turn off the unit and unplug it from the AC power source before servicing the battery or installing a computer component CAUTION DO NOT USE WITH OR NEAR AQUARIUMS To reduce the risk of fire do not use with or near aquariums Condensation from the aquarium can cause the unit to short out CyberPower INSTALLING YOUR UPS SYSTEM UNPACKING Inspect the UPS upon receipt The box should contain the following 1 UPS Unit 1 User s Manual for UPS 1 Warranty Registration Card 1 PowerPanel Software Disk 1 User s Manual for PowerPanel 1 Serial Interface Cable DB 9 1 Serial to USB cable 1 Telephone Cable HARDWARE INSTALLATION GUIDE 1 Connect the equipment to your UPS outlets Items such as copiers laser printers vacuums space heaters paper shredders or other large electrical devices should not be connected to the UPS Please assure that the total loads of your equipments must be less than the maximum total power load of your UPS Connect your UPS power cord into a two pole three wire aS grounding receptacle only Please avoid using extension i a Sy a cords and adapter plugs To maintain optimal battery SHH KJS i charge leave the UPS plugged in at all times E pE Press the UPS power button to turn it on The Power On indicator will be illuminated in Green Install your optional software and accessories To use the software simply connect the enclosed serial interface

CyberPower UP1200 uninterruptible power supply (UPS)

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