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Axpert RCT-AXVM2-PREM 1.2K-12V User Manual

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USER MANUAL
RCT-AXVM2-PREM 1.2K-12V
RCT-AXVM2-PREM 2.5K-24V
INVERTER / CHARGER
Version: 1.0

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Summary of Contents for Axpert RCT-AXVM2-PREM 1.2K-12V

  • Page 1 USER MANUAL RCT-AXVM2-PREM 1.2K-12V RCT-AXVM2-PREM 2.5K-24V INVERTER / CHARGER Version: 1.0...

  • Page 2: Table Of Contents

    Table Of Contents ABOUT THIS MANUAL ............................1 Purpose ................................1 Scope ................................1 SAFETY INSTRUCTIONS ........................... 1 INTRODUCTION ..............................2 Features ................................2 Basic System Architecture ..........................2 Product Overview ............................. 3 INSTALLATION ..............................4 Unpacking and Inspection..........................4 Preparation ..............................

  • Page 3: About This Manual

    ABOUT THIS MANUAL Purpose This manual describes the assembly, installation, operation and troubleshooting of this unit. Please read this manual carefully before installations and operations. Keep this manual for future reference. Scope This manual provides safety and installation guidelines as well as information on tools and wiring. SAFETY INSTRUCTIONS WARNING: This chapter contains important safety and operating instructions.

  • Page 4: Introduction

    INTRODUCTION This is a multi-function inverter/charger, combining functions of inverter, solar charger and battery charger to offer uninterruptible power support with portable size. Its comprehensive LCD display offers user-configurable and easy-accessible button operation such as battery charging current, AC/solar charger priority, and acceptable input voltage based on different applications.

  • Page 5: Product Overview

    Product Overview 1. LCD display 2. Status indicator 3. Charging indicator 4. Fault indicator 5. Function buttons 6. Power on/off switch 7. AC input 8. AC output 9. PV input 10. Battery input 11. RS-232 communication port 12. BMS communication port 13.

  • Page 6: Installation

    INSTALLATION Unpacking and Inspection Before installation, please inspect the unit. Be sure that nothing inside the package is damaged. You should have received the following items inside of package:  The unit x 1  User manual x 1  Communication cable x 1 ...

  • Page 7: Battery Connection

    1. Remove insulation sleeve 18 mm for positive and negative conductors. Suggest to put bootlace ferrules on the end of positive and negative wires with a proper crimping tool. 2. This step is only for RCT-AXVM2-PREM 1.2K-12V/RCT-AXVM2-PREM 2.5K-24V models. Fix strain relief plate to the inverter with supplied screws as shown in below chart.
  • Page 8 Recommended tool: #2 Pozi Screwdriver 5. This step is only for RCT-AXVM2-PREM 1.2K-12V/RCT-AXVM2-PREM 2.5K-24V models. To firmly secure wire connection, you may fix the wires to strain relief with cable tie. WARNING: Shock Hazard Installation must be performed with care due to high battery voltage in series.

  • Page 9: Ac Input/Output Connection

    To reduce risk of injury, please use the proper recommended cable size as below. Suggested cable requirement for AC wires Cable (mm Model Gauge Torque Value RCT-AXVM2-PREM 1.2K-12V 16 AWG 0.6 Nm RCT-AXVM2-PREM 2.5K-24V 14 AWG 0.6 Nm Please follow below steps to implement AC input/output connection: 1.

  • Page 10: Pv Connection

    5. Make sure the wires are securely connected. CAUTION: Appliances such as air conditioner are required at least 2~3 minutes to restart because it’s required to have enough time to balance refrigerant gas inside of circuits. If a power shortage occurs and recovers in a short time, it will cause damage to your connected appliances.
  • Page 11 Take 250Wp PV module as an example. After considering above two parameters, the recommended module configurations are listed as below table. Solar Panel Spec. SOLAR INPUT Q'ty of Total input (reference) panels power Min in serial: 3 pcs, max. in serial: 12 pcs; - 250Wp - Vmp: 30.1Vdc 3 pcs in serial...

  • Page 12: Final Assembly

    Final Assembly After connecting all wirings, please put bottom cover back by screwing screws as shown below. Communication Options Serial Connection Please use the supplied serial cable to connect between the inverter and your PC. Install the monitoring software from the bundled CD and follow the on-screen instructions to complete your installation. For detailed software operation, refer to the software user manual on the bundled CD.

  • Page 13: Operation

    OPERATION Power ON/OFF Side view of unit Once the unit has been properly installed and the batteries are connected well, simply press On/Off switch (located on the button of the case) to turn on the unit. Operation and Display Panel The operation and display panel, shown in below chart, is on the front panel of the inverter.

  • Page 14: Lcd Display Icons

    LCD Display Icons Icon Function description Input Source Information Indicates the AC input. Indicates the PV input Indicate input voltage, input frequency, PV voltage, charger current, charger power, battery voltage. Configuration Program and Fault Information Indicates the setting programs. Indicates the warning and fault codes. Warning: flashing with warning code.
  • Page 15 In battery mode, it will present battery capacity. Load Percentage Battery Voltage LCD Display < 1.85V/cell 1.85V/cell ~ 1.933V/cell Load >50% 1.933V/cell ~ 2.017V/cell > 2.017V/cell < 1.892V/cell 1.892V/cell ~ 1.975V/cell Load < 50% 1.975V/cell ~ 2.058V/cell > 2.058V/cell Load Information Indicates overload.

  • Page 16: Lcd Setting

    LCD Setting After pressing and holding ENTER button for 3 seconds, the unit will enter setting mode. Press “UP” or “DOWN” button to select setting programs. And then, press “ENTER” button to confirm the selection or ESC button to exit. Setting Programs: Program Description...
  • Page 17 AGM (default) Flooded If “User-Defined” is selected, User-Defined battery charge voltage and low DC cut-off voltage can be set up in program 26, 27 and 29. Pylontech battery If selected, programs of 02, 26, 27 and 29 will be automatically set up.
  • Page 18 30A (default) Setting range is 2A, then from 10A current from program 02 for utility charger. to 100A. Increment of each click is 10A. Available options in RCT-AXVM2-PREM 1.2K-12V model: 11.0V 11.3V 11.5V (default) 11.8V 12.0V 12.3V Setting voltage point back 12.5V...
  • Page 19 Available options in RCT-AXVM2-PREM 1.2K-12V model: Battery fully charged 12.0V 12.3V 12.5V 12.8V 13.0V 13.3V 13.5V (default) 13.8V 14.0V Setting voltage point back to battery mode when selecting “SBU priority” or “Solar first” in program 01. 14.3V 14.5V Available options in RCT-AXVM2-PREM 2.5K-24V model: Setting range is FUL and from 24V to 29V.
  • Page 20 If this inverter/charger is working in Line, Standby or Fault mode, charger source can be programmed as below: Solar first Solar energy will charge battery as first priority. Utility will charge battery only when solar energy is not available. Charger source priority: Solar and Utility (default) Solar energy and utility will charge To configure charger...
  • Page 21 RCT-AXVM2-PREM 1.2K-12V default setting: 14.1V RCT-AXVM2-PREM 2.5K-24V default setting: 28.2V Bulk charging voltage (C.V voltage) If self-defined is selected in program 5, this program can be set up. Setting range is from 12.5V to 15.0V for RCT-AXVM2-PREM 1.2K-12V model, 25.0V to 31.0V for RCT-AXVM2-PREM 2.5K-24V model.
  • Page 22 (default) Battery equalization If “Flooded” or “User-Defined” is selected in program 05, this program can be set up. RCT-AXVM2-PREM 1.2K-12V default setting: 14.6V RCT-AXVM2-PREM 2.5K-24V default setting: 29.2V Battery equalization voltage Setting range is from 12.0V to 15.0V for RCT-AXVM2-PREM 1.2K-12V model, 25.0V to 31.0V for RCT-AXVM2-PREM 2.5K-24V...

  • Page 23: Display Setting

    Display Setting The LCD display information will be switched in turns by pressing “UP” or “DOWN” key. The selectable information is switched as following order in listed table. Selectable information LCD display Input Voltage=230V, output voltage=230V Input voltage/Output voltage (Default Display Screen) Input frequency=50Hz Input frequency PV voltage=260V...
  • Page 24 AC and PV charging current=50A PV charging current=50A Charging current AC charging current=40A AC and PV charging power=500W PV charging power=500W Charging power AC charging power=500W Battery voltage=25.5V, output voltage=230V Battery voltage and output voltage...
  • Page 25 Output frequency=50Hz Output frequency Load percent=70% Load percentage When connected load is lower than 1kVA, load in VA will present xxxVA like below chart. Load in VA When load is larger than 1kVA (≧1KVA), load in VA will present x.xkVA like below chart. When load is lower than 1kW, load in W will present xxxW like below chart.

  • Page 26: Operating Mode Description

    Battery voltage=25.5V, discharging current=1A Battery voltage/DC discharging current Main CPU version 00014.04 Main CPU version checking Secondary CPU version 00001.00 Secondary CPU version checking. Operating Mode Description Operation mode Description LCD display Charging by utility and PV energy. Charging by utility. Standby mode Note: No output is supplied by the...
  • Page 27 Charging by PV energy. No charging. Charging by utility and PV energy. The unit will provide output power from the mains. It will also charge the battery at line mode. Charging by utility. If “solar first” is selected as output source priority and solar energy is not sufficient to provide the load, solar energy and the utility will provide the loads and charge the battery at the...

  • Page 28: Battery Equalization Description

    Operation mode Description LCD display Power from battery and PV energy. PV energy will supply power to the loads and charge battery at the same time. The unit will provide output Battery Mode power from battery and PV power. Power from battery only. Power from PV energy only.
  • Page 29  Equalize charging time and timeout In Equalize stage, the controller will supply power to charge battery as much as possible until battery voltage raises to battery equalization voltage. Then, constant-voltage regulation is applied to maintain battery voltage at the battery equalization voltage. The battery will remain in the Equalize stage until setting battery equalized time is arrived.

  • Page 30: Fault Reference Code

    Fault Reference Code Fault Code Fault Event Icon on Fan is locked when inverter is off. Over temperature or NTC is not connected well. Battery voltage is too high Battery voltage is too low Output short circuited or over temperature is detected by internal converter components.

  • Page 31: Clearance And Maintenance For Anti-Dust Kit

    Battery equalization None Battery is not connected None CLEARANCE AND MAINTENANCE FOR ANTI-DUST KIT Overview Every inverter is already installed with anti-dusk kit from factory. This kit keeps dusk from your inverter and increases product reliability in harsh environment. Clearance and Maintenance Step 1: Please loosen the screw in counterclockwise direction on the top of the inverter.

  • Page 32: Specifications

    SPECIFICATIONS Table 1 Line Mode Specifications INVERTER MODEL RCT-AXVM2-PREM 1.2K-12V RCT-AXVM2-PREM 2.5K-24V Input Voltage Waveform Sinusoidal (utility or generator) Nominal Input Voltage 230Vac 170Vac±7V (UPS); Low Loss Voltage 90Vac±7V (Appliances) 180Vac±7V (UPS); Low Loss Return Voltage 100Vac±7V (Appliances) High Loss Voltage 280Vac±7V...
  • Page 33 Table 2 Inverter Mode Specifications INVERTER MODEL RCT-AXVM2-PREM 1.2K-12V RCT-AXVM2-PREM 2.5K-24V Rated Output Power 1.2KVA/ 1.2KW 2.5KVA/ 2.5KW Pure Sine Wave Output Voltage Waveform 230Vac±5% Output Voltage Regulation 50Hz Output Frequency Peak Efficiency 5s@≥130% load; 10s@105%~130% load Overload Protection 2* rated power for 5 seconds...
  • Page 34 Table 3 Charge Mode Specifications Utility Charging Mode RCT-AXVM2-PREM RCT-AXVM2-PREM INVERTER MODEL 1.2K-12V 2.5K-24V Charging Algorithm 3-Step AC Charging Current (Max) 80Amp (@V =230Vac) Flooded Battery 14.6 29.2 Bulk Charging Voltage AGM / Gel Battery 14.1 28.2 Floating Charging Voltage 13.5Vdc 27Vdc Charging Curve...

  • Page 35: Trouble Shooting

    TROUBLE SHOOTING Problem LCD/LED/Buzzer Explanation / Possible cause What to do Unit shuts down LCD/LEDs and buzzer automatically will be active for 3 The battery voltage is too low 1. Re-charge battery. during startup seconds and then (<1.91V/Cell) 2. Replace battery. process.

  • Page 36: Appendix I: Bms Communication Installation

    Appendix I: BMS Communication Installation 1. Introduction If connecting to lithium battery, it is recommended to purchase a custom-made RJ45 communication cable. Please check with your dealer or integrator for details. This custom-made RJ45 communication cable delivers information and signal between lithium battery and the inverter.
  • Page 37 PYLONTECH Dip Switch: There are 4 Dip Switches that sets different baud rate and battery group address. If switch position is turned to the “OFF” position, it means “0”. If switch position is turned to the “ON” position, it means “1”.
  • Page 38 Step 2: Use supplied RJ45 cable (from battery module package) to connect inverter and Lithium battery. Note for parallel system: 1. Only support common battery installation. 2. Use custom-made RJ45 cable to connect any inverter (no need to connect to a specific inverter) and Lithium battery.
  • Page 39 PYLONTECH After configuration, please install LCD panel with inverter and Lithium battery with the following steps. Step 1. Use custom-made RJ45 cable to connect inverter and Lithium battery. Step 2. Switch on Lithium battery. Step 3. Press more than three seconds to start Lithium battery. Output power is ready. Step 4.
  • Page 40 WECO Step 1. Use a custom-made RJ45 cable to connect inverter and Lithium battery. Step 2. Switch on Lithium battery. Step 3. Turn on the inverter. Step 4. Be sure to select battery type as “WEC” in LCD program 5. If communication between the inverter and battery is successful, the battery icon on LCD display will “flash”.
  • Page 41 Step 2. Open DC isolator and switch on Lithium battery. Step 3. Turn on the inverter. Step 4. Be sure to select battery type as “SOL” in LCD program 5. If communication between the inverter and battery is successful, the battery icon on LCD display will “flash”.
  • Page 42 5. Code Reference Related information code will be displayed on LCD screen. Please check inverter LCD screen for the operation. Code Description If battery status is not allowed to charge and discharge after the communication between the inverter and battery is successful, it will show code 60 to stop charging and discharging battery.

  • Page 43: Appendix Ii: The Wi-Fi Operation Guide In Remote Panel (Option)

    Appendix II: The Wi-Fi Operation Guide in Remote Panel (Option) 1. Introduction Wi-Fi module can enable wireless communication between off-grid inverters and monitoring platform. Users have complete and remote monitoring and controlling experience for inverters when combining Wi-Fi module with WatchPower APP, available for both iOS and Android based device. All data loggers and parameters are saved in iCloud.
  • Page 44 Then, a “Registration success” window will pop up. Tap “Go now” to continue setting local Wi-Fi network connection. Step 2: Local Wi-Fi Module Configuration Now, you are in “Wi-Fi Config” page. There are detailed setup procedure listed in “How to connect?” section and you may follow it to connect Wi-Fi.
  • Page 45 Then, return to WatchPower APP and tap “ ” button when Wi-Fi module is connected successfully. Step 3: Wi-Fi Network settings icon to select your local Wi-Fi router name (to access the internet) and enter password. Step 4: Tap “Confirm” to complete the Wi-Fi configuration between the Wi-Fi module and the Internet. If the connection fails, please repeat Step 2 and 3.
  • Page 46 2-3. Login and APP Main Function After finishing the registration and local Wi-Fi configuration, enter registered name and password to login. Note: Tick “Remember Me” for your login convenience afterwards. Overview After login is successfully, you can access “Overview” page to have overview of your monitoring devices, including overall operation situation and Energy information for Current power and Today power as below diagram.
  • Page 47 Devices Tap the icon (located on the bottom) to enter Device List page. You can review all devices here by adding or deleting Wi-Fi Module in this page. Add device Delete device (swipe left) icon on the top right corner and manually enter part number to add device. This part number label is pasted on the bottom of remote LCD panel.
  • Page 48 2-4. Device List In Device List page, you can pull down to refresh the device information and then tap any device you want to check up for its real-time status and related information as well as to change parameter settings. Please refer to the parameter setting list.
  • Page 49 【Battery Mode】 Inverter will power the load from the batter with or without PV charging. Only PV source can charge battery. Device Alarm and Name Modification In this page, tap the icon on the top right corner to enter the device alarm page. Then, you can review alarm history and detailed information.
  • Page 50 【Basic Information】 displays basic information of the inverter, including AC voltage, AC frequency, PV input voltage, Battery voltage, Battery capacity, Charging current, Output voltage, Output frequency, Output apparent power, Output active power and Load percent. Please slide up to see more basic information. 【Production Information】displays Model type (Inverter type), Main CPU version, secondary CPU version and WiFi version.
  • Page 51 Item Description Battery Battery type: To set connected battery type. parameter Battery cut-off To set the battery stop discharging voltage or SOC. setting voltage/SOC Please see product manual for the recommended voltage or SOC range based on connected battery type. When “SBU”...

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Rct-axvm2-prem 2.5k-24v

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