APC 250 - Manuals

Page 3 2.0 Safety ! ■ To reduce the risk of electric shock, disconnect the Uninterruptible Power Source from the mains before installing a computer interface signal cable (when used).Reconnect the power cord only after all signalling interconnections have been made. ■ Connect the Uninterruptible Pow...

Page 4 2.0 Sécurité ! ■ Pour réduire le risque d’électrocution, débranchez la prise principale de la source d’alimentation permanente (Uninterruptible Power Source), avant d’installer le câbled’interface allant à l’ordinateur (si utilisé). Ne rebranchez le bloc d’alimentationqu’après avoir effectué ...

Page 5 2.0 Sicherheit ! ■ Um die Gefahr eines elektrischen Schlages auf ein Minimum zu reduzieren, die unterbrechungsfreie Stromversorgung vom Stromnetz trennen, bevor ggf. ein Com-puter-Schnittstellensignalkabel angeschlossen wird. Das Netzkabel erst nachHerstellung aller Signalverbindungen wieder ...

Page 6 2.0 ¡ Seguridad ! ■ Para reducir el riesgo de descarga eléctrica, desconecte de la red la Fuente de energía ininterrumpible antes de instalar el cable de señalización de interfaz de la computadora(si se usa). Vuelva a conectar el conductor flexible de alimentación solamente una vezefectuadas ...

Page 7 3.0 Installation 3.1 Receiving inspection Once the UPS has been removed from its shipping container, it should beinspected for damage that may have occurred while in transit. Immediatelynotify the carrier and place of purchase if any damage is found. Two outputjumper cords are provided with t...

Page 8 3.0 Installation 3.4 Connecting to the utility The UPS is furnished with two 1.8 meter output power cords for connection tocomputer equipment having “IEC 320” male appliance couplers at their input.However, due to the variety of plug connectors required for connection toelectrical service in ...

Page 9 3.0 Installation 3.6 Connecting your equipment to the UPS To ensure that your computer equipment will be protected during a utility failureand that you receive expected run time, it is important that you determine thetotal power needs of the equipment you wish to protect with the UPS. The pow...

Page 12 cord. Observe that your equipment operates normally during both transfer fromutility power to UPS power and back again. Repeat this test four or five times toensure proper operation. See the following section covering Overloads ifabnormal operation is encountered. The power I/0 control switc...

Page 13 4.0 Principles of operation Below is a block diagram showing the major components of your UPS. Theseblocks are described on the following pages. Block diagram showing all major components of your UPS.

Page 14 4.0 Principles of operation 4.1 Noise and surge suppression The UPS contains high performance EMI/RFI (Electro-Magnetic and RadioFrequency Interference) noise and surge suppression circuitry to protect yourcomputer equipment. The UPS provides this suppression continuously, whetheror not it i...

Page 15 4.0 Principles of operation 4.2 Load transfer switch The load transfer switch is actually an electro-dynamic relay which serves torapidly transfer your computer equipment (load) from the utility to the UPS’salternate power source in the event of a utility failure. When the utility is restore...

Page 18 5.0 Controls and indicators 5.1 Power I/0 switch The power I/0 switch controls power to the UPS and its output receptacles. When the switch is on, the UPS operates and yourcomputer equipment will be powered. When the switch is off,the UPS is de-energized and your equipment is unpowered. Ifyo...

Page 19 6.0 UPS monitoring 6.1 Overview A UPS system alone provides excellent protection from brief power problems.However, during an extended power outage an unattended computer systemwill eventually shut down due to battery capacity exhaustion. To prevent datacorruption when the UPS shuts down, th...

Page 20 6.0 UPS monitoring 6.4 Computer interface port The computer interface port is diagramed below for your reference. Those withtechnical abilities wishing to use this port in a special application should beaware of the following limitations and capabilities of the interface. 6.4.1 Outputs at pi...

Page 25 7.0 Difficulty 7.1 Troubleshooting chart PROBLEM POSSIBLE CAUSE ACTION TO TAKE UPS will not turn on (lamp withinpower I/0 switch is not illuminated),but beeps when power I/0 switchis on. 1. Line cord plug is loose. 1. Check fit of line cord plug. 2. Rear panel circuit breaker istripped. 2. C...

Page 27 7.0 Difficulty 7.2 Replacing the battery You can expect to receive 3 to 6 years of service life from the UPS's battery wheninstalled in a cool, dry location. If you suspect the battery is weak, allow the UPSto charge the battery for at least 6 hours and perform the Test for properoperation d...

Page 28 7.0 Difficulty 7.3 Obtaining Service The troubleshooting chart in section 7.1 covers most of the difficulties that a usermay encounter under conditions other than a failure of the UPS itself. Forproblems not covered in the chart, follow the below listed instructions. ■ See the troubleshootin...

Page 29 8.0 Storing the UPS 8.1 Storage conditions The UPS should be covered and stored in an upright position, in a cool, drylocation. The UPS should be stored with the battery in a fully charged state. Thismeans that the UPS should be allowed to charge the battery for at least 6 hoursbefore the UP...

Page 30 9.0 Run time versus load Note: Run times are given at 25°C (77°F). Load values given in VA (Volt-Amps). Load Model 2 50 Mode l 4 00 Model 60 0 Typical computer load Q¬˜ •˜ham s¬¬˜ham sTQ˜ham ©za4"d˜˜›Fham"d •Q˜ ¢n˜ham •¢˜ham s¬Q˜ham "4am›p’^˜—¬ s¬¬˜ ¢˜ham T•˜ham •n˜ham ˜—¢˜¬...

Page 31 10.0 Specifications 9.1 Input Nominal input voltage: single phase 230 Vac. Nominal input frequency: 50 or 60 Hz, selected by microprocessor. 9.2 Transfer Characteristics Frequency limits for on-line operation: ±5% of the nominal 50 or 60 Hz. Low input voltage limit for on-line operation: 196...

Page 32 DECLARATION OF CONFORMITY Application of Council Directive(s): 89/336/EEC, 73/23/EEC Standard(s) to which Conformity is Declared: EN55022, EN50082-1 EN50091-1 Manufacturer's Name: AMERICAN POWER CONVERSION Manufacturer's Address: 132 FAIRGROUNDS ROAD WEST KINGSTON, RI 02892 USA Importer's Na...