Liebert 350VA User's Manual
Contents
1. UPS rating G Transient Recovery Time To within 8 of nominal voltage in lt 2 cycles H Efficiency gt 95 Normal mode gt 90 Buck Boost mode I Output Power Cords The 230 VAC units have two 2 detachable IEC 320 C14 output power cords measuring 2m 6 6 ft in length 1 4 ENVIRONMENTAL CONDITIONS A Ambient Temperature Operating 32 F 104 F 0 C 40 C for altitudes 0 5 000 ft 0 1500 meters above sea level 32 F 86 F 0 C 30 C for altitudes 5000 ft 10 000 ft 1500 3000 meters above sea level 77 F 25 C for optimum battery performance Storage 5 F 104 F 15 C 40 C with batteries 5 F 122 F 15 C 50 C without batteries 68 F 20 C for optimum battery storage B Relative Humidity 0 95 non condensing C Altitude 3 000 m 10 000 ft max without power derating when operated within the temperature specified in section 1 4 A D Audible Noise Noise generated by the UPS during normal operation does not exceed 40dB when measured at 1 meter from the surface of the UPS A weighted E Electrostatic Discharge The 120 VAC units are able to withstand an electrostatic discharge compliant to EN61000 4 2 level 3 Criteria A without damage and without affecting the connected load The 230 VAC units are able to withstand an electrostatic discharge compliant to EN61000 4 2 level 3 Criteria A without damage and without affecting the c2. off the button will need to be depressed for more than 2 sec 2 2 3 4 On Line Battery Test The UPS is provided with an automatic biweekly battery test feature The test ensures the capability of the battery to supply power to the inverter while loaded If the battery fails the test the UPS will display a warning to indicate the batteries need replaced The battery test feature is user accessible via Multilink Internal Battery Valve regulated non spillable lead acid cells are used as a stored energy source for the specified UPS system The battery is housed internal to the UPS cabinet and sized to support the inverter at rated load and power factor with ambient temperature of 77 F 25 C for a minimum of 5 minutes reserve time The expected life of the battery is 3 5 years or 250 complete discharge cycles Output Distribution Output distribution is integral to the UPS and is located on the rear of the unit UNIT 120 VAC UNITS 230 VAC UNITS 4 NEMA 5 15R orange Battery 4 IEC 320 C13 orange Battery backup 350VA 500 backup surge protection surge protection VA 650VA 2 NEMA 5 I5R black surge 2 IEC 320 C13 black Surge protection protection only only 1000VA 6 NEMA 5 15R orange Battery 6 IEC 320 C13 orange Battery backup backup surge protection surge protection 2 NEMA 5 15R black surge 2 IEC 320 C13 black Surge protection protection only only 7 Guide Specification SL 23271 8 0
3. with a 6 ft 1 8m USB cable The pin out configuration of the DB9 connector is Common o y Common Low Battery open emitter AC Fail open emitter AC Fail open collector Maximum voltage and current on Pins 1 7 8 and 9 is 55VDC 10 0 mA 6 Any Mode Shutdown short to pin 5 Ee I EE 8 Guide Specification SL 23271 8 03
4. 3 2 2 6 PowerSure PSA 350 1000VA Communications The UPS has a DB 9 9 pin female connector on the rear to allow UPS status communications with a computer system running MultiLink software The DB 9 is capable of supplying serial communication on battery and low battery signals MultiLink Liebert s UPS monitoring and shutdown software is shipped with the UPS along with a 10 ft 3m DB 9 cable required for running MultiLink The UPS can signal on battery and low battery using opto couplers When the UPS is operating in Battery mode it can receive a signal from the host computer system that will shut down the UPS after gracefully shutting down the operating system on the host computer system when the remaining battery run time is low The timing of the signal depends on MultiLink s configuration settings This shutdown signal 5 12VDC must have a duration of at least 1 5 seconds for the UPS to be shut down The UPS communicates via serial communications using Liebert ESP II protocol The PowerSure PSA has a USB interface 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 manages the automatic orderly shutdown of the computer The UPS USB communications meets HID standard version 1 11 All USB models are compatible with Microsoft Windows 2000 Windows XP and Mac OS 10 2 or later All USB models ship
5. A 45 ae O Liebert Keeping Business in Business Liebert PowerSure PSA UPS GUIDE SPECIFICATIONS 350VA to 1000VA Single Phase Uninterruptible Power Supply Systems 1 0 GENERAL 1 1 SUMMARY This specification defines the electrical and mechanical characteristics and requirements for a continuous duty single phase solid state uninterruptible power system The uninterruptible power system hereafter referred to as the UPS will provide high quality AC power for sensitive electronic equipment loads 1 2 STANDARDS The UPS is designed in accordance with the applicable sections of the current revision of the following documents Where a conflict arises between these documents and statements made herein the statements in this specification will govern 120V Units UL 1778 c UL listed to CSA 22 2 No 107 1 FCC Part 15 Subpart B Class B ANSI C62 41 Category A Level 3 IEEE 587 Category A N61000 4 5 Level 3 Criteria A N61000 4 2 Level 3 Criteria A N61000 4 3 Level 3 Criteria A N61000 4 4 Level 4 Criteria A N61000 4 6 Level 3 Criteria A N61000 3 2 N61000 3 3 ISTA Procedure 1A m g g g a a 230V Units EN50091 1 1 TUV GS listed CE compliance mark N50091 2 Class B N61000 4 2 Level 3 Criteria A N61000 4 3 Level 3 Criteria A N61000 4 6 N61000 4 4 Level 4 Criteria A N61000 4 5 Level 3 Criteria A N61000 3 2 N61000 3 3 ISTA Procedure 1 A esies ies Mesie ies Hes He
6. AC Boostl compensation 98V AC 43 VAC Boost2 compensation 87VAC 43 VAC 120 VAC nominal single phase 2 wire plus ground 85 145 VAC 43VAC Buck compensation 133 VAC 43VAC Boost1 compensation 1O7VAC 43VAC Boost2 compensation 95V AC 43 VAC 2 Guide Specification SL 23271 8 03 127 VAC nominal single phase 2 wire plus ground 90 150 VAC 43VAC Buck compensation 141 VAC 43VAC 113VAC 43VAC 100VAC 43VAC 220 VAC nominal single phase 2 wire plus earth 155 270 VAC 6VAC Boost compensation Boost2 compensation Buck compensation 243 VAC 4 Boost compensation Boost2 compensation Buck compensation 254 VAC a Boost compensation 207 VAC a Boost2 compensation Buck Compensation 265 VAC 4 Boostl compensation 215 VAC Boost2 compensation 6VAC 197 VAC 46VAC 174 VAC 46VAC 230 VAC nominal single phase 2 wire plus earth 163 282 VAC 6VAC 6VAC 6VAC 183 VAC 46VAC 240 VAC nominal single phase 2 wire plus earth 171 291 VAC 46VAC 6VAC 6VAC 191 VAC 46VAC Frequency The UPS automatically senses the input frequency and operates within the following frequency specifications without drawing power from the batteries 50 Hz Applications 60 Hz Applications 46 5 53 5 Hz 0 1 Hz 56 5 63 5 Hz 3 0 1 Hz Surge Protection The 120 VAC units can withstand input surg
7. age charged to recharge and maintain the battery in a fully charged state Recharge time is 6 hours maximum to 90 rated capacity after discharge into full resistive load Bi Directional Converter DC Protection The following DC shutdown levels protect the UPS DC Overvoltage Shutdown DC Undervoltage Shutdown End of Discharge DC Undervoltage Warning Low Battery Reserve Output Protection For output faults including short circuits and overloads the UPS is protected by the input circuit protector during Normal mode and by electronic current limiting during Battery mode Overload The UPS is capable of supplying power for overloads exceeding 100 and up to 110 of full load rating continuously A visual indicator and audible alarm indicate overload operation For greater current demands the UPS employs circuit protector and electronic current limiting protection to prevent damage to components The UPS is self protecting against any magnitude of connected output overload The UPS control logic senses and disconnects the UPS from the critical AC load and clears the protective circuit breaker during Normal mode Output Frequency An oscillator controls the output frequency of the UPS The oscillator maintains the output frequency to 0 5 Hz of nominal when not synchronized to the utility mains source Battery Over Discharge Protection To prevent battery damage due to excessive discharge levels the UPS control logic automatically
8. es of up to 570J without damage per criteria listed in IEEE C62 41 Category A Level 3 The 230 VAC units can withstand input surges of up to 660J without damage per criteria listed in EN61000 4 5 Level 3 Criteria A Input Connections The 120 VAC units have an attached input cord 6 0 feet 1 8 meters in length measured between the inside edges of the connectors The attached input cord has a NEMA 5 15 plug 1 3 3 2 AC Output A Voltage Configuration 120 VAC units 110 120 127 VAC 60 50 Hz single phase 2 wire plus ground 120VAC 8 Battery mode 230 VAC units 220 230 240 VAC 50 60 Hz single phase 2 wire plus earth 230 VAC 8 Battery mode Voltage Regulation 10 steady state C Frequency Regulation 0 1Hz synchronized to utility mains 0 5Hz free running or on battery operation Load Power Factor Range 0 6 lagging to 1 0 unity Inverter Overload Capability Overload Warning visual and audible alarms occurs between 100 109 of rated capacity continuous duty Shutdown occurs at the following levels gt 110 120 after 120 seconds Normal mode gt 120 150 after 15 seconds Normal mode gt 150 short circuit after 5 seconds Normal mode gt 110 after 2 cycles Battery mode Guide Specification SL 23271 8 03 F Voltage Transient Response 15 in Normal mode for 0 100 0 loading of the UPS rating 5 in Battery mode for 20 100 20 loading of the
9. ice except as required during factory testing All relays are provided with dust covers 2 1 2 2 1 3 Wiring Wiring practices materials and coding are in accordance with the requirements of the standards listed in section 1 2 All wiring is copper Cabinet The UPS unit comprised of TVSS amp EMI RFI Filters Bi Directional Converter Automatic Voltage Regulator and Battery consisting of the appropriate number of sealed battery cells is housed in a mini tower NEMA type 1 enclosure The UPS cabinet is injection molded standard color Dimensions and weights are UNIT DIMENSIONS 120 VAC UNITS 230 VAC UNITS WEIGHT WEIGHT W xDxHin mm Ibs kg kg Ibs 350VA 4 6x 7 7x8 7 116x 196 x 222 16 8 7 6 7 15 4 500VA 4 6x 7 7x 8 7 116x 196 x 222 17 2 7 8 7 4 16 3 650VA 4 6x 14 1 x 8 7 116 x 358 x 222 20 7 9 4 9 1 20 1 1000VA 4 6x 14 1x8 7 116 x 358 x 222 29 7 13 5 13 2 19 1 Cooling The UPS is convection cooled 2 2 COMPONENTS AND OPERATION 2 2 1 PowerSure PSA 350 1000VA Input Protection The UPS has built in protection against undervoltage overcurrent and overvoltage conditions including low energy lightning surges introduced on the primary input power source The UPS is provided with an input circuit protector The 120 VAC UPS models withstand input surges without damage per criteria listed in IEEE C62 41 Category A Level 3 and the 230 VAC UPS models withstand input surges witho
10. monitors the battery voltage and load level and switches off the output at the predetermined battery shutdown voltage set point 6 Guide Specification SL 23271 8 03 2 2 3 2 2 4 2 2 5 PowerSure PSA 350 1000VA Display and Controls 2 2 3 1 General The UPS is provided with a microprocessor based unit status and control display designed for convenient and reliable user operation The status and alarm indicators are displayed on a status indicator display 2 2 3 2 System Indicators There are three 3 status indicators on the front of the UPS Utility Battery and Fault and one 1 on the rear Site Wiring Fault The Utility Indicator illuminates when the UPS is operating and supplying power to connected loads green indicates Normal mode amber denotes Buck Boost mode The Battery Indicator illuminates to indicate the UPS is operating on battery green or to signify a battery warning amber The Fault Indicator illuminates when the UPS detects a problem red for an internal UPS fault green for overload and over temperature conditions The Site Wiring Fault Indicator on the rear panel illuminates red when the UPS detects a line neutral reversal or a poor neutral ground bond 2 2 3 3 On Off Controls UPS start up and shutdown operations are accomplished by the On Off Alarm Silence push button located on the front panel of the UPS Depressing the button for more than 0 5 sec will start up the UPS and to turn the UPS
11. onnected load 1 5 USER ACCESSORIES AND PACKAGING The specified UPS system is supplied with one 1 user s manual The manual includes installation drawings and instructions a functional description of the equipment safety precautions illustrations operating procedures and general maintenance guidelines The UPS is also supplied with one 1 Multilink software CD one 1 Multilink serial cable 10 ft 3m one 1 USB cable 6 ft 1 8m one 1 RJ 11 cord 7 ft 2 1m and one 1 warranty card 120V models only The package of the 230 VAC units also includes two 2 output power cords 2m 6 6 ft The package meets the requirements of ISTA Procedure 1A 1 6 WARRANTY The manufacturer warrants the UPS against defects in materials and workmanship for two 2 years The warranty covers all parts An optional one 1 or three 3 year extended warranty is available from the manufacturer PowerSure PSA 4 Guide Specification 350 1000VA SL 23271 8 03 1 7 QUALITY ASSURANCE 1 7 1 1 7 2 Manufacturer Qualifications Liebert Corporation provides more than twenty years experience in the design manufacture and testing of solid state UPS systems and the company is certified to ISO 9001 Factory Testing Before shipment the product is tested to assure compliance with the specification 2 0 PRODUCT 2 1 FABRICATION All materials and components making up the UPS are new of current manufacture and have not been in prior serv
12. p and operates from the battery with output frequency the same as the last operating frequency Design Requirements A Voltage Input output voltage specifications of the UPS are Input 120V Units 0 160 VAC 60 50 Hz auto sensing single phase 2 wire plus ground 230V Units 0 300 VAC 50 60 Hz auto sensing single phase 2 wire plus earth Output 120V Units 110 120 127 VAC 410 60 50 Hz single phase 2 wire plus ground DIP Switch selectable 230V Units 220 230 240 VAC 10 50 60 Hz single phase 2 wire plus earth DIP Switch selectable B Output Load Capacity Maximum specified output load capacity of the UPS regardless of load power factor is 350VA 210W 500VA 300W 650VA 390W 1000VA 600W C Internal Battery The battery consists of valve regulated non spillable maintenance free sealed lead acid cells The battery is user replaceable and hot swappable D Battery Reserve Time 5 minutes typical at full load with ambient temperature 77 F 25 C E Battery Recharge The UPS contains a battery recharge rate designed to prolong battery life Recharge time is 6 hours typical to 90 capacity after a complete discharge into full resistive load Performance Requirements 1 3 3 1 AC Input to UPS A Voltage Configuration The UPS operates at these values without drawing power from the batteries 110 VAC nominal single phase 2 wire plus ground 78 138 VAC 3VAC Buck compensation 122VAC 43V
13. s 1 3 SYSTEM DESCRIPTION 1 3 1 PowerSure PSA 350 1000VA Modes of Operation The UPS is designed to operate as a line interactive system in the following modes A Normal The critical AC load is continuously supplied with filtered power The battery charger maintains a float charge on the battery 1 Guide Specification SL 23271 8 03 1 3 2 1 3 3 PowerSure PSA 350 1000VA B Voltage Boost Buck During input power source abnormalities sags and swells the AC output power is corrected by means of boost sag correction or buck swell correction compensation taps Operation of the compensation taps automatically maintains the proper output voltage for the connected critical equipment The compensation taps is designed for indefinite operation to their limits Operation of the compensation taps will not discharge the battery C Recharge Upon restoration of utility mains AC power after a utility mains AC power outage and complete or partial battery discharge the unit automatically restarts and resumes supplying power to the critical AC load and the battery charger recharges the battery D Battery When the input power source exceeds the parameters defined in section 1 3 3 1 the critical AC load is supplied power by the inverter which obtains its power from the battery Typical detection and transfer time is 4 6 ms E Battery Start The UPS is capable of starting without input power The unit starts u
14. ut damage per criteria listed in EN61000 4 5 Level 3 Criteria A Additionally the UPS is supplied with one pair of Data Line Protection Connectors to provide phone fax or modem line surge protection via RJ 45 connectors These Data Line Protection Connectors provide transmission for 10 100 Base T Ethernet connection 5 Guide Specification SL 23271 8 03 2 2 2 PowerSure PSA 350 1000VA Bi Directional Converter 2 2 2 1 General 2 2 2 2 2 2 2 3 2 2 2 4 2 2 2 5 2 2 2 6 2 2 2 7 The Bi Directional Converter incorporates solid state devices and control circuitry to convert AC power to regulated DC power for battery charging and convert DC power from the battery to regulated and conditioned stepped sinewave AC power for supporting the critical load The Bi Directional Converter is a pulse width modulated PWM design The Bi Directional Converter operates in the following modes 1 In Normal mode of operation the Bi Directional Converter maintains the battery system at a float charge 2 In Battery mode of operation the Bi Directional Converter converts DC power from the battery to regulated and conditioned stepped sinewave AC power for supporting the critical load 3 In the recharge mode of operation the Bi Directional Converter converts AC power to regulated DC power to recharge the battery Battery Recharge The UPS contains a battery recharge rate designed to prolong battery life The battery is constant volt
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