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  5. Installation And Operation Manual

La Marche 7.5K-A1-BD3-125V100A Installation And Operation Manual

Manual is about: A Series Uninterruptible Power Supply System; AUPS series

Summary of 7.5K-A1-BD3-125V100A

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    I important safety instructions before using this equipment, read all manuals and other documents related to this aups system and other equipment connected to this system. Always have a copy of an inverter’s manual on file nearby, in a safe place; if a replacement copy of a manual is needed, it can ...

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    Ii unit location • allow at least 6 inches of free air on all vented surfaces for proper cooling • allow sufficient clearance to open the front panel for servicing. • do not operate this unit in a closed-in area or restrict ventilation in any way. • do not set any battery on top of this unit. • neve...

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    Iii table of contents important safety instructions ........................................................................................................................ I electrical safety ..............................................................................................................

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    Iv 3.1.2 starting/stopping the aups .......................................................................................................14 3.2 factory settings ...........................................................................................................................18 3.3 underst...

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    V table of figures figure 1 - aups case footprint ..................................................................................................................... 3 figure 2 - input terminals connection (schematic – 240vac input shown) ..................................................... 4 fig...

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    1 model scope/general description the la marche a-series ups system (aups) is an uninterruptible power supply system designed to power critical ac loads. Modular in concept, it utilizes separate rectifier and inverter components allowing for simplicity in sizing and growth for various requirements. ...

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    2 table 1 – case type and weight 1 equipment handling 1.1 storing the aups if the aups is to be stored for more than a few days after delivery, it should be stored within its shipping container. The location chosen for storage should be within an ambient temperature of -40 to 185° f (-40 to 85°c) wi...

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    3 2 installation 2.1 mounting the aups when mounting the aups in any configuration, consider the size and weight of the unit. The floor must be able to support the weight of the unit, as well as an additional safety factor. Verify the method of mounting and the weight of the aups using tables 1 and ...

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    4 2.2 changing transformer taps – rectifier ac input note: this procedure refers only to aups systems that accept three input voltages of 120, 240, and 208 vac at the rectifier ac input [voltage code: abd]. Before wiring ac power to the aups, check the wiring of the power transformer pt, to be sure ...

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    5 2.3 making the ac connections before making any connections to the aups, ensure that the ac power is off at the main breaker box and the ac bypass line. Check that the source voltage and frequency matches the voltage and frequency listed on the aups nameplate. For systems with transformer taps, ve...

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    6 2.3.1 rectifier ac input connection procedure first, connect an adequate earth ground lead (use table 4 for sizing) to the terminal marked with a “ground” symbol inside the system. Run the rectifier ac input wiring to terminals marked l1 and l2 or l3 of the terminal block tb1 inside the system (fo...

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    7 2.4 making the dc input/battery connections before making any of dc input connections, make sure you have read and fully understand the dc connection procedure below. Ensure that the battery breaker is set to the off position. Select proper size for the dc wiring from table 4. If the distance betw...

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    8 figure 6 – user connections to inverter alarm contacts on s2a-198 board figure 5 – user connections to rectifier alarm contacts on s2a-198 board figure 7 – s2a-341s display/control board 2.5 alarm connections eight alarm relays (and 10 alarm leds) are included on the rectifier section as a standar...

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    9 leds are provided on the inverter section for the following status indicators: phase lock, auto retransfer, manual retransfer, load on preferred source, load on alternate source, utility available, inverter available, load voltage, load current, load va, utility voltage, utility frequency, inverte...

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    10 2.5.1 alarm connection procedure before making any connections to the aups, ensure that the ac power is off at the main breaker box and that all of the system’s breakers are off. Verify that no voltage is present by using a voltmeter at all input and output terminals. For high dcv, high dcv shutd...

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    11 2.6 installing external temperature compensation (option 11w/11y) the natural voltage of a battery changes as a function of temperature change. As the battery temperature rises, the effective voltage of the battery decreases. Without temperature compensation, the rectifier will always produce a s...

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    12 2.7 enabling/disabling ground detection ground detection is available on aups systems. The purpose of ground detection is to determine if the battery or loads have become grounded. If the battery or loads are set up as floating, it is recommended that ground detection be enabled. When ground dete...

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    13 2.8 remote equalize a terminal is provided on the aups (re) for a remote equalize function. The rectifier may be remotely forced into equalize by connecting the “re” terminal (on ts-5 terminal) to negative. Caution: damage to the unit will result if the remote equalize terminals are shorted to an...

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    14 3 operation 3.1 starting the aups all equipment is shipped from the factory fully checked and adjusted based on the customer order. Do not make any adjustments unless the equipment has been powered-up and the settings have been determined to be incorrect. 3.1.1 checking the installation before at...

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    15 stopping the aups procedure when shutting down the aups, switch off the on/off switch (inverter section) first, and then switch of the ac breakers, followed by the dc breakers. 3.2 factory settings all aups systems are default set based on 12, 24, or 60 lead acid cells for 24vdc, 48vdc, or 125vdc...

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    16 parameter default value low dc voltage shutdown 1.73 v/c for la, 1.1 v/c for nc high dc voltage shutdown 2.65 v/c for la, 1.65 v/c for nc current limit 150% of nominal output current transfer time 1 millisecond (not adjustable) preferred source inverter load voltage window upper limit +20% load v...

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    17 negative ground alarm will trigger and the red negative ground fault led will turn on if 1.2ma or greater current is measured between the negative terminal of the battery and earth ground. The alarm will clear once the negative ground condition is no longer present. If the rectifier has ground de...

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    18 3.4 digital control board – rectifier section the aups is available with an lcd or vfd digital control board for the rectifier section. After the aups has completed the startup sequence, ac on and fl green led indicators on the rectifier front panel will be lit, additional indicators will be lit ...

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    19 3.5 selecting the charging mode – rectifier section the aups rectifier has two different settings for dc output voltage, float mode and equalize mode. Float charging mode is used for all normal battery charging needs. Equalize mode is used when it is necessary to equalize (or balance) the level o...

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    20 3.6.1 settings menu in the settings menu, the user can access and change various parameters used by the rectifier section of the aups. To access the settings menu, press the menu button, select “settings menu”, and press the enter button. Once in the settings menu, the user can navigate the menus...

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    21 alarm thresholds the alarm thresholds setting allows the user to determine the current or voltage value at which an alarm triggers. The threshold can be changed for low current alarm, low current alarm reset, overload alarm, low voltage alarm, low voltage alarm reset, end of discharge alarm, high...

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    22 equalize timer hours the equalize timer hours setting changes the amount of time that the rectifier remains in the equalize charging cycle once activated. When an equalize cycle is started the rectifier will remain in equalize mode until the time selected by this setting has passed. The equalize ...

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    23 3.6.1.4 return to defaults the 4 th option in the settings menu is “return to defaults”. This option resets all user-adjustable settings to the factory defaults. It is important to note that the factory defaults are not necessarily the correct settings for the specific dc system. Before the aups ...

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    24 3.6.3 rectifier customer configuration menu aups rectifier customer configuration menu.

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    25.

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    26.

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    27 3.7 digital display – inverter section once the inverter section is powered up, the load voltage led will be on and the display will show the actual load voltage. In order to view the next parameter, toggle the cal/select switch down. Status indicator leds phase lock led is on when the inverter a...

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    28 3.8 adjusting parameters – inverter section all equipment is shipped from the factory fully checked and adjusted based on the customer order. Do not make any adjustments unless the equipment has been powered-up and the settings have been determined to be incorrect. If the settings have been deter...

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    29 inverter voltage window upper limit the maximum allowable/acceptable limit on the inverter voltage defaults to the output voltage setting +10%. Thus, an inverter with an output voltage of 120 volts will have a default setting of approximately 132 volts. There are no limits on max and min settings...

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    30 4 service all work inside the aups should be performed by qualified personnel. La marche is not responsible for any damages caused by an unqualified technician. Before working inside the aups, ensure all power is off at the main breaker box and the battery has been removed from the rectifier’s dc...

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    31 4.2 troubleshooting procedure – rectifier section troubleshooting should be performed only by trained service personnel or experienced electricians. Before setting up any complicated testing or jumping to any conclusions, give the unit a general inspection. Check the following: 1. Check dc cables...

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    32 4.3 troubleshooting chart – rectifier section isolate from all power sources prior to performing any interior verifications or part replacements. Symptom possible cause action 1 rectifier ac breaker trips incorrect ac input voltage measure ac voltage and verify against aups nameplate. Ac input ta...

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    33 4 high output voltage or current incorrect, damaged or loose cable/harness connections visually inspect and verify all internal wiring using aups schematic. Incorrect battery connected measure battery voltage and verify against aups nameplate. Incorrect float/equalize voltage settings refer to se...

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    34 4.3.3 troubleshooting and replacing power silicon diodes/modules 1 on the ohmmeter, set the switches on “ohms”, “dc”, and “rx100” scale and isolate one end of the diode by disconnecting the wires attached to the nipple (or pigtail) end of the diode (only one end of the diode must be disconnected)...

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    35 4.4 troubleshooting procedure – inverter section troubleshooting should be performed only by trained service personnel or experienced electricians. Before setting up any complicated testing or making any conclusions, inspect the inverter using the guide below. Check the following: 1. Check ac out...

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    36 4.5 troubleshooting chart – inverter section isolate from all power sources prior to performing any interior verifications or part replacements. Symptom possible cause 1 inverter ac breaker trips overload condition shorted equipment or component on ac output defective ac breaker shorted scrs in s...

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    37 7 inverter’s ac load supplied by wrong source defective scr module, refer to section 4.5.1 defective electric transfer switch defective mechanical static switch overloaded prime source ordering replacement parts contact la marche to place an order for spare or replacement parts.To order replaceme...

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    38 appendix a: aups specifications u p s inp u t ups kva rating (up to 15) kva – 1 phase ac input voltage 1 phase: 120vac, 208vac, 220vac, 240vac, & 480vac 3 phase: 208vac, 240vac, 380vac, & 480vac ac input range -10% / +10% input frequency 50hz or 60hz (+/-5%) u p s o u tpu t ac output voltage 1 ph...

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    39 appendix b: aups model number chart model number aups - va ups output / bypass input ac input dc bus phase volts (v) amps (a) freq. (hz) phase volts (v) amps (a) freq (hz) vdc rectifier capacity (a) inverter input (a) 2k-a1-abd1-24v150a 2k 1ph 120 16.67 60 1ph 120/208/240 52/30/26 60 24 150 116 2...

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    40 appendix c: field installable accessory kits la marche offers multiple accessory kits that are available for purchase separately from the aups systems. These accessories are installable in the field. Not all accessory kits will be installable in all enclosures. 21p – dnp3 protocol package 21q – m...

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    41 appendix d: manufacturer’s warranty all la marche manufacturing co. Equipment has been thoroughly tested and found to be in proper operating condition upon shipment from the factory and is warranted to be free from any defect in workmanship and material that may develop within one year from date ...

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    42 appendix e: manufacturer’s extended parts warranty (t his is your w arranty if you have purchased the e xtended p arts w arranty as shown on our invoice to you or if you purchase the e xtended p arts w arranty anytime during the first 12 months after the date of our invoice ) all la marche manufa...

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    43 appendix f: document control and revision history part number: 137679 instruction number: p25-laups-1 issue ecn: 21597 21597- 01/18.