Instruction/ maintenance manual of the product 120 VAC APC
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990 - 1853 C, 10 /2005 User Manual English APC Smart - UPS ® SC 420/620 VA 110/120/230 Vac Tower Uninterruptible Power Supply.
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1 Introduction The APC Uninterruptible Power Supply (UPS) is designed to prevent blackouts, brow n outs, sags, and surges from reaching your eq uipment. The uninterruptible power supply (UPS) filters small uti l- ity line fluctuations and isolates your equipment from large disturbances by internally disconnecting from the utility line.
2 2: S TART UP Connect the Battery Œ • Connect black wire to battery. (Red wire is already connected.) Note: Small sparks at the poin t of battery conne c tion are normal. Ž • Connect Equipment to the UPS Rear Panels 110/120 V: 230 V: § 230 V models: The top off - white outlet pr o- vides surge protection only.
3 Connect the UPS to the Network (if Applicable) Network Connectors Serial Port Telephone/Network Surge Suppression Ports Use only interface kits a p proved by APC. Use only the supplied cable to connect to the Serial Port. A standard ser ial interface cable is inco m- patible with the UPS.
4 3: O PERATION Front Display Panel 110/120 V 230 V I NDICATOR D ESCRIPTION On L ine The UPS is supplying utility power to the connected equipment. On Ba t tery Th e UPS is supplying battery power to the connected equipment. Ove r load The connected loads are drawing more than the UPS power rating.
5 4: U SER C ONFIGURABLE I TEMS N OTE : S ETTINGS ARE ADJUSTED THROUGH P OWER C HUTE B USINESS E DITION SOFTWARE F UNCTION F ACTORY D E FAULT U SER S E LECTABLE C HOICES D ESCRIPTION Automatic Self - .
6 N OTE : S ETTINGS ARE ADJUSTED THROUGH P OWER C HUTE B USINESS E DITION SOFTWARE F UNCTION F ACTORY D E FAULT U SER S E LECTABLE C HOICES D ESCRIPTION Low Battery War n ing 2 minutes PowerChute Business Edition sof t ware provides automatic, una t- tended shutdown when approx i- mately 2 mi n utes of battery ope r- ated runtime r e- mains.
7 5: S TORAGE AND M AINTENANCE Sto rage Store the UPS covered in a cool, dry location, with the ba t tery fully charged. At - 15 to +30 ° C (+5 to +86 ° F), charge the UPS ba t tery every six months. At +30 to +45 ° C (+86 to +113 ° F), charge the UPS ba t tery every three months.
8 6: T ROUBLESHOOTING , S HIPPING , AND S ERVICE Use the chart below to solve minor UPS installation and operation problems. Refer to www.apc.com with co m plex UPS problems, and f or battery runtime charts. P ROBLEM AND / OR P OSSIBLE C AUSE S OLUTION UPS WILL NOT TURN ON UPS not connected to utility power supply.
9 P ROBLEM AND / OR P OSSIBLE C AUSE S OLUTION THE OVERLOAD LED IS ILLUMINATED AND THE UPS EMITS A SU S TAINED ALARM TONE The UPS is overloaded. The connected equipment is dra w- ing more VA than the UPS can sustain. The connected eq uipment exceeds the specified “maximum load.
10 Shipping and Service Prepare the UPS for shipping: Shutdown and disconnect any equipment attach ed to the UPS. Shut down the UPS, and di s connect the UPS from the utility power outlet. Disconnect the battery. If the UPS requires service do not return it to the dealer.
11 7: R EGULATORY AND W ARRANTY I NFORMATION 110/120 V models This equipment has been tested and found to comply with the limits for a Class A digital device, pu r- suant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial enviro n ment.
12 Limited Warranty American Power Conversio n (APC) warrants its products to be free from defects in materials and workmanship for a period of two years from the date of purchase. Its obligation under this warranty is limited to repairing or replacing, at its own sole o p tion, any such defective prod ucts.
An important point after buying a device APC 120 VAC (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought APC 120 VAC yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data APC 120 VAC - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, APC 120 VAC you will learn all the available features of the product, as well as information on its operation. The information that you get APC 120 VAC will certainly help you make a decision on the purchase.
If you already are a holder of APC 120 VAC, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime APC 120 VAC.
However, one of the most important roles played by the user manual is to help in solving problems with APC 120 VAC. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device APC 120 VAC along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
