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TACOMA LV SERIES
1KVA / 2KVA / 3KVA
Online Double-Conversion UPS
User Manual
Maruson Technology Corporation | www.marusonusa.com
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2022 Maruson Technology Corporation. All rights reserved. Any mention of third-party names and
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endorsement by them. The information contained herein is subject to change without notice. While
Maruson has made every attempt for the completeness and accuracy of the information, Maruson
assumes no responsibility, and disclaims all liability, for damages resulting from use of this information or
for any errors, omissions, or oversights.
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Table of Contents
Troubleshooting
Related Manuals for Maruson TACOMA LV Series
Summary of Contents for Maruson TACOMA LV Series
- Page 1 The information contained herein is subject to change without notice. While Maruson has made every attempt for the completeness and accuracy of the information, Maruson assumes no responsibility, and disclaims all liability, for damages resulting from use of this information or...
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Page 2: Table Of Contents
Maruson | Tacoma 1KVA-3KVA User Manual Table of Contents SAFETY INSTRUCTIONS ................... 2 INSTALLATION ....................4 2.1................4 NPACKING AND NSPECTION 2.1.1. Unpacking ....................4 2.1.2. Handling Safety ..................5 2.2. UPS I ..................5 NSTALLATION 2.3. (EBB) I .......... -
Page 3: Safety Instructions
Maruson | Tacoma 1KVA-3KVA User Manual 4.11................ 21 PERATING IN AULT 4.12. VA/3 VA) ........... 22 ONTROLLED TLET ROUPS 4.13. LCD C ..........22 HANGE ETTINGS BY ONTROL ANEL 4.13.1. Changing Output Voltage ..............23 4.13.2. Changing Output Frequency (Battery Mode) ........23 4.13.3. - Page 4 Maruson | Tacoma 1KVA-3KVA User Manual CAUTION: RISK OF ELECTRIC SHOCK, FIRE, AND INJURY TO PERSON. CAREFULLY READ THIS MANUAL BEFORE ATTEMPTING TO UNPACK, INSTALL, OPERATE, OR SERVICE THE PRODUCT AND ACCESSORIES AS THEY PERTAIN TO THE RISK OF FIRE, ELECTRIC SHOCK, OR SERIOUS INJURY TO PERSONS.
- Page 5 Maruson | Tacoma 1KVA-3KVA User Manual • The UPS should be installed near the connected equipment for easy accessibility. Avoid placing the product in a busy area where it can accidentally be knocked over. • Ensure cables to and from the UPS are placed in such a way that no one can step on or trip over them.
- Page 6 Maruson | Tacoma 1KVA-3KVA User Manual • Do not disconnect the ground conductor cable from the UPS or the building wiring terminals at any time as this would cancel the protective grounding of the UPS system and all connected equipment.
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Page 7: Installation
1.5. ADDITIONAL PRECAUTIONS • Changes and modifications to this unit not expressly approved by Maruson could void the warranty. • There are no user serviceable parts inside the UPS. Never perform any repairs or maintenance unless by an authorized service personal. -
Page 8: Handling Safety
Maruson | Tacoma 1KVA-3KVA User Manual This package contains: (1) Tacoma UPS, (1) USB Communication Cable, (1) Software CD, and (1) User Manual. 2.1.2. Handling Safety CAUTION: Failure to follow safe lifting techniques may result in physical injury and equipment damage. The UPS is heavy. Check product weights listed in this manual before lifting or maneuvering. -
Page 9: Power Management Software
Maruson | Tacoma 1KVA-3KVA User Manual 2) Remove the two screws over the Battery Connector Plate. Save the Plate in case you no longer need an EBB later on. 3) Connect the EBB Battery Connector to the UPS Battery Connector. Make sure to align the correct colors on the EBB Battery Connector to the UPS Battery Connector. -
Page 10: Product Introduction
PRODUCT INTRODUCTION The Maruson Tacoma is a high performance online double-conversion UPS providing protection from common power disturbances while delivering pure sine wave output and zero transfer time in Line Mode for critical equipment. This UPS will protect connected equipment from brief utility blackouts, brownouts, sags, surges, line noise, and other minor utility power fluctuations. -
Page 11: Operation Modes
Maruson | Tacoma 1KVA-3KVA User Manual Figure 1 - System Block Diagram 3.2. OPERATION MODES Different string codes will display on the LCD module depending on the conditions the UPS detects. Only one normal operating code or fault code will be displayed at a time. -
Page 12: Line Mode / Normal Mode
Maruson | Tacoma 1KVA-3KVA User Manual ECO Mode: UPS is operating on economy mode. Connected equipment is powered by utility power but will not be protected by the UPS. 3.2.1. Line Mode / Normal Mode Line Mode is the standard operating mode for your UPS offering the highest level of protection. -
Page 13: Bypass Mode
Maruson | Tacoma 1KVA-3KVA User Manual Figure 3 - Standby Mode 3.2.3. Bypass Mode In Bypass Mode, power is directly routed from the mains power to connected equipment, bypassing internal converters and without regulation. If the controller detects the mains is abnormal, it will shut off the output to protect the load. -
Page 14: Battery Test Mode
Maruson | Tacoma 1KVA-3KVA User Manual once again for more than 1 second to resume the alarm function. In this mode, information about battery level, UPS output, and load level will display. This UPS also has cold start function to start the UPS without a mains power source and supply power to connected equipment from the reserve battery power if batteries have enough capacity to do so. -
Page 15: Epo Mode
Maruson | Tacoma 1KVA-3KVA User Manual time). Power conditioning will also be off if set to ECO Mode. This mode is not recommended for loads that require zero transfer time function. In ECO Mode, LCD will display “ECO”. 3.2.7. EPO Mode EPO (Emergency Power Off) Mode is a safety feature used to remotely shut down the UPS in emergency conditions (e.g., fire or other response requiring... -
Page 16: Display Interface
Maruson | Tacoma 1KVA-3KVA User Manual Figure 6 - Fault Mode 3.3. DISPLAY INTERFACE 3.3.1. Control Panel Figure 7 – Control Panel 3.3.2. LCD Module ICON FUNCTION ICON FUNCTION INPUT INFORMATION OUTPUT INFORMATION Input Measurements: Indicates Output Measurements: input voltage/frequency values, Indicates output which are displayed alternately. -
Page 17: Control Panel
Maruson | Tacoma 1KVA-3KVA User Manual Battery Capacity: Every grid UPS Load Capacity: Every grid represents a capacity of 20%. represents a capacity level of The UPS is always charging the 20%. battery and using battery power while plugged into a mains power source when conditions are normal. -
Page 18: Rear Panel Rendering
Maruson | Tacoma 1KVA-3KVA User Manual While the UPS system is in Standby / No Output or Bypass Mode, you may Select change the settings of the UPS. To change the UPS settings, hold the Select button until a tool icon flashes on screen. Press Select to cycle through the output voltage, frequency, bypass disable/enable, and ECO or Normal Mode. - Page 19 Maruson | Tacoma 1KVA-3KVA User Manual Figure 9 - TAC-LV2K (2KVA) Figure 10 - TAC-LV3K (3KVA)
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Page 20: Output Hardwire (2Kva / 3Kva Models)
Maruson | Tacoma 1KVA-3KVA User Manual Features Function EPO Tab EPO (Emergency Power Off) Tab is a safety feature to instantly cut off power from the UPS inverter to prevent transfer to internal bypass. To activate EPO, pull the safety tab for 1 second. If the trigger that caused EPO to activate is no longer present, reinsert the EPO Tab into the UPS to return the UPS to normal operations. -
Page 21: Communication Ports
Maruson | Tacoma 1KVA-3KVA User Manual CAUTION: Risk of electric shock. Replace the terminal cover plate after hardwire assembly. Failure to do so may result in personal injury or equipment damage. 5) Turn on the mains power and turn on the UPS. -
Page 22: Operation
Maruson | Tacoma 1KVA-3KVA User Manual OPERATION 4.1. TURN ON THE UPS WITH MAINS (AC SOURCE) 1) Plug the UPS to an AC power source. The LCD will display either Standby Mode or Bypass Mode. Note: If the UPS has been set to Bypass Output Enabled, the output socket will receive the voltage directly from mains after you turn on the input breaker, and the LCD display “bYPA”, or else the output socket will not have... -
Page 23: Charging The Batteries
Maruson | Tacoma 1KVA-3KVA User Manual less than 80% of its nominal power capacity to prevent overload occurring during transient time. It will also make your system safer and perform better. Note: Take into consideration, all motorized equipment has an in-rush current that may not be the same capacity listed on the ratings label of your equipment. -
Page 24: Turn Off The Ups With Mains Power (Ac Source)
Maruson | Tacoma 1KVA-3KVA User Manual 3) If the UPS enters Battery Test Mode, the display and audible alert indication will be same as the Battery Mode except that the mode displays “TEST” on the LCD module. You can check the battery level at this mode. -
Page 25: Controlled Outlet Groups (2Kva/3Kva)
Maruson | Tacoma 1KVA-3KVA User Manual 1) The Fault / Warning icon “ ” will appear on-screen and alarm will beep continuously if there must a fatal error detected by the UPS and is operating abnormally. 2) If fault happens, please notes and record what the display shows, the display information is very important for troubleshooting. -
Page 26: Changing Output Voltage
Maruson | Tacoma 1KVA-3KVA User Manual The list order for setting options will appear in are listed below: 100Vac > 110Vac > 115Vac > 120Vac > 127Vac > 50Hz > 60Hz > BPE > BPd > ECO > UPS Settings... -
Page 27: Example Of Settings Change
Maruson | Tacoma 1KVA-3KVA User Manual Disabling bypass prevents connected equipment from continuing to receiving power if the UPS detects a fault or failure. To disable bypass in the settings, select “BPd” to disable bypass. If Bypass is enabled, “BPE”, the UPS will switch over to Bypass Mode instead of Standby Mode when the OFF button is pressed for 2 seconds to continue supplying power to connected equipment. -
Page 28: Event Log And Fault Log
Action Code Cause CHGF Charger failed. UPS charger board will not charge the batteries anymore. Contact your local authorized dealer or Maruson to replace the charger board. Internal Check the ambient temperature and ensure airflow around the TEPH temperature too UPS is not restricted. -
Page 29: Lcd Fault Code
Maruson. bSFT Internal fault. Contact your local authorized dealer or Maruson. Note: When the UPS fails, the Fault/Warning icon will appear on the LCD and backlight will change to red while the alarm beeps continuously. Note: When the UPS detects a fault, it will stop the power conversion of mains and battery. -
Page 30: Maintenance
Check the battery connections. Start a battery test. Contact your local authorized dealer or Maruson support if above solutions do not resolve issue. The EPO switch is Check the rear of the UPS to verify the active or connector is EPO connection. -
Page 31: Battery Replacement
Maruson | Tacoma 1KVA-3KVA User Manual is turned on or not, the UPS will charge the batteries while protecting from overcharging and over-discharging. 2) Under normal conditions, the batteries have an expected lifespan of 2 to 5 years. The batteries should be replaced before the batteries no longer work for optimal operation and reliability. -
Page 32: Transportion, Storage, And Disposal
Maruson | Tacoma 1KVA-3KVA User Manual Note: Check the battery voltage rating marked on the rear panel before replacing any batteries. Using the wrong battery voltage may cause permanent damage of the UPS & EBB. TRANSPORTION, STORAGE, AND DISPOSAL 7.1. - Page 33 Maruson | Tacoma 1KVA-3KVA User Manual Voltage 115/120Vac (sine wave) At 100Vac: Derates to 90% for 1KVA & 3KVA At 100Vac: Derates to 80% for 2KVA At 110Vac: Derates to 90% for 2KVA Frequency Line Mode: Synchronized to mains input Battery Mode: 50/60Hz ±...
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Page 34: External Battery Bank (Ebb) Specifications
Maruson | Tacoma 1KVA-3KVA User Manual Humidity <95% non-condensing Protection Class IP 20 rating Noise Level <45 dBA in Line Mode Physical Configuration Tower Product Weight 27.56 lb / 12.5 kg 55.12 lb / 25.0 kg 158.73 lb / 25.0 kb Dimensions 5.67 x 8.66 x 13.58 in... -
Page 35: Fcc Classa Radio Frequency Warning
Maruson | Tacoma 1KVA-3KVA User Manual SURGE IEC/EN 61000-4-5 Level 4 IEC/EN 61000-4-6 Level 3 IEC/EN 61000-4-8 Level 3 DIPS IEC/EN 61000-4-11 Low Frequency Signals IEC/EN 61000-2-2 8.4. FCC CLASS A RADIO FREQUENCY WARNING This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. -
Page 36: Warranty
US or Canada with Product Registration. The limited warranties start date is based on the date of purchase. If, in the opinion of Maruson, the UPS or battery is defective and defective within the scope of this warranty, Maruson’s sole obligation will be to repair or replace the defective UPS or... - Page 37 Product is sold, Maruson shall have no obligation under this warranty. WHAT IS NOT COVERED Maruson shall not be liable for costs, damages, or repairs incurred as a result of, due to, or from: • Warranty for purchase of unit from unauthorized dealers, second-hand units, or units that were transferred.
- Page 38 MEET ANY DUTY INCLUDING OF GOOD FAITH OR REASONABLE CARE, NEGLIGENCE, OR LOSS OF DATA ARISING OUT OF THE SALE, USE, OR INABILITY TO USE OF ANY MARUSON UPS, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. IN NO EVENT SHALL THE TOTAL...
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