Instruction/ maintenance manual of the product 500-650 VA Liebert
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P OWER A VAILABIL ITY P o werSur e™ PST U SER M ANUAL 500-650 V A 230V.
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i T ABLE OF CONTENTS I MPORT ANT S AFETY I NSTRUCTION S . . . . . . . . . . . . . . . . . . . . . 1 I NTRODUCTION AND S YSTEM D ESCRIPTIO N . . . . . . . . . . . . . . . 4 Top and Side Views of UPS . . . . . . . . . . . . . . . . . . . . . . . . . . .
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1 I MPORT ANT S AFETY I NSTRUCTIONS SA VE THESE INSTRUCTIONS This manual contains important safety in structions that should be f ol- lowed during the installa tion and maintenance of the Uninterruptible Power System (UPS) and its batteries. Please read this manual thor- oughly before attempting to install or operate this UPS.
2 ! CAUTION Although your UPS ha s been de signed and manufactured to assure personal safety, improper use may res ult in electrical shock or fire. To ensure safety , please observ e the following rules: • Turn off and unp lug your UPS before cleaning.
3 Electromag netic Compatibility— The PowerSure™ PST series complies with the requirements of the EMC Dire ctive 89/336/EEC and the published technical st andards. Continued compliance requires installation in accordan ce with these instructions an d use of Liebert approved accessories only.
4 I NTRODUCTION AND S YSTEM D ESCRIPTION Congratulations on your choice of the Liebert PowerSure™ PST Unin- terruptible Power System (UPS). It provides filtered AC power to sen- sitive electr onic equi pmen t and other critical loads. The PowerSure PST is an off-line UPS designed for desktop applica - tions.
5 T op and Side V i ews of UPS Refer to Bottom for Cautionary Markings Orange output recept acles Battery backup + surge protec tion Black output receptacles Surge prote ction only USB interface port .
6 M AJOR C OMPONENT S T ransient V oltage Surge S uppression (TVSS) & EMI / RFI Filters These UPS components provide surg e protection and filter electro- magnetic interference (EMI) and ra dio frequency interference (RFI). They minimize surges or interferen ce present in the mains line and keep the sensitive equipment protected.
7 W HAT ’ S I NCLUDED The PowerSure PST is shippe d with the following items: • PowerSure PST user manual • USB cabl e (PAXXX-230U models only ), 1.8m (6 ft.) • RJ-11 cord, 2.1m (7 ft.) • Two (2) 10A output power cords, 2.0m (6.6 ft.) PowerSure PST RJ-1 1 cord 2.
8 I NST ALLATION This UPS is designed for data processin g equipment. Maximum load must not exceed that shown on the UPS rating label. Do not connect equipment that could overload the UPS or draw ha lf-wave current from the UPS, for example: electr ic drills, vacuum cleaners, laser printers or hair dryers.
9 4. Shut down the load equip ment and turn off the mains supply. Unplug the load equipment’s power input cable from the ma ins sup- ply socket and plug it into the UPS input socket.
10 C ONTROLS AND I NDICATORS ON / OFF / Alarm Silence Button This button controls output power to the connected load and has three functions: •O N •O F F • Alarm Silence ON When the UPS is off, pressing the main ON / OFF button for more than two seconds will start the UPS, and an audible alarm sounds briefl y.
11 St atus Indicators: Ma ins/Battery , Fault There are two (2) status indicators on the top panel of the UPS, as shown in the diagram below. Each in dicator illuminates to specify the status of the UPS (se e Troubleshooting section for details) .
12 M ODES OF O PERATION Normal Mode During Normal mode operation, the Po wer- Sure PST supplies conditioned, computer- grade power to the connected equipment: mains power passes through the TVSS cir- cuitry, EMI/RFI filters and then through the Transfer Switch to the connected equipment.
13 C OMMUNICATIONS USB Interface Port The PowerSure PST models with ex tension “-230U” have a USB inter- face port for communication that will work with the built-in Microsoft Power Manager software on the user’s PC, if the PC is so equipped. It will provide UPS status and mana ges the automatic, orderly shut- down of the computer.
14 M AINTENANCE The PowerSure PST UPS requires ve ry little maintenance. Follow these practices to prevent probl ems. Cleaning the UPS The following will help ensure trouble-free operation for years: • Vacuum dust from the ventil ation intake occasionally.
15 T ROUBLES HOOTING The informatio n below indi cates various symptoms a user may encounter in the event the PowerSur e PST experiences a problem. Use this information to determine wh et her external factors caused the problem. See Troubleshooting Chart for suggested remedy.
16 T roubleshooting Chart If the UPS fails to operate properly , turn off the uni t and repeat the steps in the Installation section of this manua l. If the problem per- sists, refer to the chart below: Problem Cause Solution UPS will not start Overload/ Short circuit Check the circuit protector on the side of the UPS.
17 S PECIFICATIONS Model Number P A500-230U P A500-230 P A650-230U P A650-230 Model Rating V A / W 500 / 300 650 / 360 DIMENSIONS: mm (in.) Unit W x D x H 168 x 250 x 95 (6.6 x 9.8 x 3.7) 168 x 250 x 95 (6.6 x 9.8 x 3.7) Shipping W x D x H 238 x 350 x 142 (9.
18 Battery Run Times ENVIRONMENT AL Operating T emperature 0°C to +40°C (+32°F to + 104°F) S torage T empera ture -15°C to +50°C (+5°F to + 122°F) Relative Humidity 0% to 95%, non-condensing Operating Elevation Up to 3000 m (10,000 ft.
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T ec hnical Support / Service Web S ite www .liebert.com Monitoring 800-222-5877 monitoring@liebert.com Outside t he US: 614-841-6 755 Single-Phase UPS 800-222-5877 upstech@liebe rt.com Outside t he US: 614-841-6 755 Three-Phase UPS 800-543-2378 powertech@liebert.
An important point after buying a device Liebert 500-650 VA (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Liebert 500-650 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 Liebert 500-650 VA.
However, one of the most important roles played by the user manual is to help in solving problems with Liebert 500-650 VA. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Liebert 500-650 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
