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APC SC450RMI1U - page 1
990 - 1852 C , 10 /2005 User Manual English APC Smart - UPS ® SC 250/450 VA 110/120/230 Vac 1U Rack - Mount/Tower Uninterruptible Power Supply ...
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APC SC450RMI1U - page 2
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APC SC450RMI1U - page 3
1 Introduction The APC Uninterruptible Power Supply (UPS) is designed to prevent blackouts, brow n outs, sags, and surges from re aching your equipment. 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. The UPS prov ...
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APC SC450RMI1U - page 4
2 Rack - Mounting Œ • Ž • Two - post rack - mounting : Utilize the bracket holes that are of f set 6 .25”. • Secure clip - nuts to the rack, and attach brackets with provided screws. ‘ ...
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APC SC450RMI1U - page 5
3 ’ “ Tower Configuration Attention: Connect the battery before tower setup by referring to applicable steps in Rack - Mounting. ...
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APC SC450RMI1U - page 6
4 Wall Mounting Attention: Connect the battery before mounting by referring to applicable steps in Rack - Mounting. To avoid a safety hazard, do not mount the unit on the wall with the bezel facing downwards, or with the display panel at the bottom. Œ • Note: Whenever possible, a ttach two screws into wall studs. If stud mounting is not poss i b ...
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APC SC450RMI1U - page 7
5 2: S TART UP Connect Equipment t o the UPS Rear Panels 110/120 V: 230 V: Note: A laser printer draws significantly more power than other types of equipment and may ove r- load the UPS. Connect the UPS to the Network (if Applicable) Serial Port Telephone/ Network Surge Suppre s sion P orts Use only interface kits a p proved by APC. Use only the su ...
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APC SC450RMI1U - page 8
6 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 The UPS is supplying battery power to the connected eq uipment. Ove r load The connected loads are drawing more than the UPS power rating. Replace Ba t tery The battery must be replaced. F ...
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APC SC450RMI1U - page 9
7 4: U SER C ONFIGURABLE I TEMS N OTE : S ETTINGS ARE ADJUSTED THROUGH P OWER C HUTE SOFTWARE F UNCTION F ACTORY D E FAULT U SER S E LECTABLE C HOICES D ESCRIPTION Automatic Self - Test Every 14 days (336 hours) Every 7 days (168 hours), Every 14 days (336 hours), On Startup Only, No Self - Test Set the inte r val at which the UPS will execute a s ...
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APC SC450RMI1U - page 10
8 N OTE : S ETTINGS ARE ADJUSTED THROUGH P OWER C HUTE 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. 2, 5, 7, 10 mi n utes (Ti ...
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APC SC450RMI1U - page 11
9 5: S TORAGE AND M AINTENANCE Storage Store the UPS covered in a cool, dry loc ation, 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. Battery Replacement The UPS battery life differs based on usage ...
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APC SC450RMI1U - page 12
10 6: T ROUBLESHOOTING , S HIPPING , AND S ERVICE Use the chart below to solve minor UPS installation and operat ion problems. Refer to www.apc.com with co m plex UPS problems, and for 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. Check that the power cord from t ...
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APC SC450RMI1U - page 13
11 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 equipment exceeds the specified “maximum load.” The alarm remains on until the overload is removed. Disconnect non ...
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APC SC450RMI1U - page 14
12 Shipping and S ervice Prepare the UPS for shipping: Shutdown and disconnect any equipment attached 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. Fo llow these steps: 1. Review the problems discussed in Troubleshooting to e ...
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APC SC450RMI1U - page 15
13 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 l imits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial enviro n ment. ...
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APC SC450RMI1U - page 16
14 Limited Warranty American Power Conversion (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 l imited to repairing or replacing, at its own sole o p tion, any such defective products. To obtain service under warranty you must ...
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