Instruction/ maintenance manual of the product 420/520 VA American Power Conversion
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990-1853A, 12/2004 User Manual English APC Smart APC Smart APC Smart APC Smart- - - -UP S UPS UPS UPS ® ® ® ® SC SC SC SC 420/620 VA 420/620 VA 420/620 VA 420/620 VA 110/120/230 Vac 110/120/230 Va.
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1 Introduction The APC Uninterruptible Power Supply (UPS) is designed to prevent blackou ts, browno uts, sags, and surges from reaching y our equipment. The uninterruptible power supply (UPS) filters sm all util- ity line fluct uations and isolates yo ur equipment from large disturbances by i nternally disconnecting from the utility line.
2 2: S T ART UP Connect the Battery Connect black wire to battery. (Red wire is already connected.) Note: Small sparks at the point of battery connection are normal. Connect Equipment to the UPS Rear Panels 110/120 V: 230 V: 230 V models: The top off-white o utlet pro- 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 approved by APC. Use only the supplied cable t o connect to the Serial Port. A standard serial interface cable is incom- patible with the UPS.
4 3: O PERA TION Front Display Panel I NDICATOR D ESCRIPTION Online The UPS is supplying utility power to the connected equ ipment. On Battery The UPS is supplying battery power to the connected equipment. Overload The connected loads are drawing more th an the UPS power rating.
5 4: U SER C ONFIGURABLE I TEMS N OTE : S ETTINGS ARE A DJUSTED THROUGH P OWER C HUTE B USINESS E DITION SOFTWARE F UNCTION F ACT OR Y D EFAULT U SER S ELECTABLE C HOICES D ESCRIPTION Automatic Self-Test Every 14 days (336 hours) Every 7 d ays (168 hours), On Startup Only, No Self-Test Set the interval at which the UPS will execute a self-t est.
6 N OTE : S ETTINGS ARE A DJUSTED THROUGH P OWER C HUTE B USINESS E DITION SOFTWARE F UNCTION F ACT OR Y D EFAULT U SER S ELECTABLE C HOICES D ESCRIPTION Synchronized Turn-on Delay 0 seconds 0, 60, 180 , 300 seconds Specify the time the UPS will wait after the return o f utility power before turn- on (t o a void br anch ci rcuit over- load).
7 5: S TORAGE AND M AIN TENANCE Storage Store the UPS covered in a cool, dry location, with the battery fu lly charged. At -15 to +3 0 ° C (+5 to +86 ° F), charge the UPS bat tery every six m onths. At +30 to +45 ° C (+86 to +113 ° F), charge t he UPS battery every t hree months.
8 6: T ROUBLESHOOTING , S HIPPI NG , AND S ERVICE Use the chart below to solve minor UPS installation and operation problems. Refer to www.apc.co m with complex UPS problems, and for battery runtime charts. P ROBLEM AND / OR P OSSIBLE C AUS E S OLUTION UPS WILL NOT TUR N ON UPS not connected to utility power supply.
9 P ROBLEM AND / OR P OSSIBLE C AUS E S OLUTION THE OVERLOAD LED IS ILLU MINATED AND THE UPS EMITS A SUSTAI NED ALARM TONE The UPS is over loaded. The connected equipment is dr aw- ing more VA than the UPS can sustain. The connected equipment exceed s the specified “maximum load.
10 Shipping and Service Prepare the UPS for shipping: Shutdown and disconnect any equipm ent attached to the UPS. Shut down the UPS, and disconnect the UPS from the utility power outlet. Discon nect the battery. If the UPS requires service do not return it to the dealer.
11 7: R EGULA TOR Y AND W ARRANT Y I NFORMA TION 110/120 V models This equipment has been tested and fou nd to comply with the limits for a Class A digital device, pur- suant to part 15 of the FCC Rules.
12 Limited Warranty American Power Conversion (APC) warrants its p roducts to be free from defects in materials and workmanship for a period of two years from the date of purchas e. Its obligation under this warranty is limited to repair ing or replacing, at its own sole option, any such defective products.
An important point after buying a device American Power Conversion 420/520 VA (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought American Power Conversion 420/520 VA 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 American Power Conversion 420/520 VA - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, American Power Conversion 420/520 VA you will learn all the available features of the product, as well as information on its operation. The information that you get American Power Conversion 420/520 VA will certainly help you make a decision on the purchase.
If you already are a holder of American Power Conversion 420/520 VA, 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 American Power Conversion 420/520 VA.
However, one of the most important roles played by the user manual is to help in solving problems with American Power Conversion 420/520 VA. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device American Power Conversion 420/520 VA 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
