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Epever QI Series User Manual
Epever QI Series User Manual

Epever QI Series User Manual

Inverter/charger

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USER MANUAL
QI Series Inverter/charger
QI1012-0610C, QI1021-0415C
1

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Summary of Contents for Epever QI Series

  • Page 1 USER MANUAL QI Series Inverter/charger QI1012-0610C, QI1021-0415C...
  • Page 3: Table Of Contents

    Table of Contents Important Safety Instructions ..............................1 Disclaimers ......................................6 1 General Information .................................. 7 1.1 Overview.................................... 7 1.2 Appearance ..................................9 1.3 Naming rules ..................................11 1.4 Connection diagram ..............................11 2 Interface ......................................13 2.1 Indicator ...................................13 2.2 Button ....................................14 2.3 Home page ..................................15 2.4 Real-time parameters ...............................
  • Page 4 2.4.6 Real-time faults ...............................21 2.5 Parameter settings ..............................22 2.5.1 Parameter list..............................22 2.5.2 Battery mode ..............................43 2.5.3 Battery voltage control parameters (Expert).................. 46 3 Single Installation ..................................50 3.1 Precautions ..................................50 3.2 Wire and circuit breaker size ..........................51 3.2.1 Recommended PV array wire and circuit breaker size ...............51 3.2.2 Recommended utility wire size.......................51 3.2.3 Recommended battery wire and breaker size ................
  • Page 5 3.4.5 Connect the utility or generator ......................59 3.4.6 Connect the communication module ....................60 3.5 Operate the inverter/charger ..........................61 4 Working modes ..................................62 4.1 Abbreviation .................................. 62 4.2 Battery mode .................................63 4.2.1 Scenario A: Both PV and utility are not available................63 4.2.2 Scenario B: PV is available, but the utility is not available............
  • Page 6 6.6 BMS faults ..................................78 6.7 Other faults for single inverter/charger ......................79 7 Maintenance ....................................81 8 Technical Specifications ................................ 82 9 Abbreviation Index.................................. 84...
  • Page 7: Important Safety Instructions

    Important Safety Instructions Please keep this manual for future reference. This manual contains all the safety, installation, and operation instructions for the QI series inverter/charger (hereinafter referred to as “inverter/charger”). 1. Explanation of symbols To ensure the user's personal and property safety while using this product, relevant information is provided in the manual and highlighted with the following symbols.
  • Page 8 Before installation, confirm the inverter/charger has no electrical connection. NOTICE Ensure enough heat dissipation space for the inverter/charger before installation. Do not install the inverter/charger in humid, salt spray, corrosion, greasy, flammable, explosive, dust accumulative, or other severe environments. Copyright © EPEVER...
  • Page 9 When the inverter/charger is working, do not open the inverter/charger shell for any  operation. When eliminating the fault that affects the safety performance of the inverter/charger or  disconnecting the DC input, turn off the inverter/charger switch and operate it after the LCD is completely OFF. Copyright © EPEVER...
  • Page 10 Improper maintenance of the inverter/charger may cause injury to personnel or damage to the  equipment. It is recommended to wear an antistatic wrist strap or avoid unnecessary contact with the  circuit board. Copyright © EPEVER...
  • Page 11: Working Environment

    When installing it outdoors, avoid direct sunlight and rainwater infiltration. Do not install the inverter/charger and lead-acid liquid batteries in a sealed space. The  batteries produce combustible gases, and a spark at the connection terminals may cause a fire. Copyright © EPEVER...
  • Page 12: Disclaimers

    Unauthorized disassembly and maintenance of the inverter/charger.  Damage caused by force majeure such as lightning strikes, rainstorms, mountain torrents and  utility failures. Damage occurred during transportation or loading/unloading the inverter/charger.  Copyright © EPEVER...
  • Page 13: General Information

    End-users can choose energy sources according to actual needs to maximize solar energy utilization and flexibly take the Utility as a supplement in the hybrid system. QI series enhances the power supply reliability of the system. It is applicable to residences, schools, medical facilities, government buildings, mosques, religious sites, cabins as well as areas with unstable power supply.
  • Page 14 Frequency (Hz), Utility Power (W), Load Voltage (V), Load Current (A), Load Power (W), Inverter Frequency (Hz), Battery Voltage (V), Battery Current (A), Battery SOC (%), Battery Temperature (℃), PV Module Temperature (℃), Transformer Temperature (℃), Maximum BAT Volt (V), Minimum BAT Volt (V). Copyright © EPEVER...
  • Page 15: Appearance

    1.2 Appearance QI1012-0610C/QI1021-0415C Copyright © EPEVER...
  • Page 16 RS485-A RS485-B RS485-B Please go to EPEVER official website to check or download the currently supported BMS manufacturers and the BMS parameters. (2) The dry contact port is connected with the oil generator switch in parallel and can turn on/off the oil generator.
  • Page 17: Naming Rules

    PV maximum charging current: 100 × 0.6 = 60A Output voltage: 1 means 110/120V; 2 means 220/230V Battery voltage: 1 means 12V; 2 means 24V Inverter rated output power: 1,000W QI Series (utility-powered inverter asynchronous IP20) 1.4 Connection diagram  Battery mode Generator or Utility...
  • Page 18 If a non-variable frequency oil generator is used, actual testing is required before use. In the no-battery mode, the inverter/charger will only start up when the open-circuit voltage  of the PV system exceeds 25V. Copyright © EPEVER...
  • Page 19: Interface

    Solid green PV normal Solid red PV charging fault (PV1/PV2 overvoltage) Flashing green No-battery mode (1Hz) No inverter output Solid green Inverter, charging, and bypass are normal LOAD Inverter fault (inverter overcurrent/overvoltage/ Solid red undervoltage, output short-circuit/over load) Copyright © EPEVER...
  • Page 20: Button

    Communication fault alarm 2.2 Button Button Operation Instruction Press Exit the current interface Load ON/OFF button Press this button and the following prompt messages will pop up. Click “ON/OFF” to turn the load switch on or off. Press Copyright © EPEVER...
  • Page 21: Home Page

    Subsection 2.5.1 Parameters list. indicates Bypass mode indicates Inverter mode Display the battery charging mode For specific operations, please refer to Subsection 2.5.1 Parameters list. means Solar mode; means Solar > Utility (Solar prior) mode; means Solar plus Utility mode; Copyright © EPEVER...
  • Page 22 SOC (shown in an arc), the charging status, and the remaining available time. Click the battery icon to enter the battery real-time parameter interface. For specific operations, please refer to Subsection 2.4.5 Battery. Copyright © EPEVER...
  • Page 23: Real-Time Parameters

    Icon Instruction 1. PV input voltage and current 2. The flow direction of the PV energy 3. PV real-time power Note: Only one PV icon will be displayed here when there is only one PV input. Copyright © EPEVER...
  • Page 24: Utility

    2. The flow direction of the Utility energy 3. Power input of Utility generation Swipe up and down in this area to view all set parameters of the Utility. Refer to Subsection 2.5.1 Parameter list for default values and setting ranges. Copyright © EPEVER...
  • Page 25: Device

    Touch the load icon on the home page to enter the load real-time parameter interface.  Click “Fun” to turn to next page and display the Payload Real-time Data and Setting Parameters  To Display interfaces. Click “Page” to view all details of the current page.  Copyright © EPEVER...
  • Page 26: Battery

    2. Indicate the value set for the BCCMode. indicates the BCCMode is set to VOL, and indicates the BCCMode is set to SOC. Copyright © EPEVER...
  • Page 27: Real-Time Faults

    Click the “Fun” button to view the next page of the fault list, and click “Clear” to clear the  current faults. The fault information will be cleared only if the system errors are successfully removed. If not, the fault list will remain unchanged. Copyright © EPEVER...
  • Page 28: Parameter Settings

    5 minutes after this way of exiting, there is no need to re-enter the password. However, if you click to fully exit the current interface and return to the home page, you will need to re-enter the password when accessing the parameter setting screen again. Copyright © EPEVER...
  • Page 29 After finishing all settings, click the button to confirm the set value. After setting all parameters on the current interface, click to save new parameter values. Then the following prompt Copyright © EPEVER...
  • Page 30 Note: A voltage higher than 150V may cause damage to the equipment. Read-only. QI1021-0415C 145.0V Note: A voltage higher than 150V may cause damage to the equipment. Read-only. 85.0V QI1012-0610C OVPR Read-only. 135.0V QI1021-0415C 80.0 ℃ Read-only. OTPR 75.0 ℃ Read-only. Copyright © EPEVER...
  • Page 31 Parameter list Default Instructions 2.1 Voltage Control Strategy 16.0V User define: Overvoltage Recovery Voltage (12V system) plus 0.1*N ≤ Overvoltage Disconnect Voltage ≤ 16*N), step size: 0.1V 32.0V Note: N = Rated battery voltage/12. (24V system) Copyright © EPEVER...
  • Page 32 Bulk Recovery Voltage < Float Charging 26.4V Voltage, step size: 0.1V (24V system) 12.6V User define: Low Voltage Disconnect Voltage < (12V system) Low Voltage Recovery Voltage < Bulk 25.2V Recovery Voltage, step size: 0.1V (24V system) Copyright © EPEVER...
  • Page 33 (12V system) User define: Low Voltage Disconnect Voltage ≤ AUX ON Auxiliary Charging ON Voltage ≤ (Auxiliary Charging OFF Voltage minus 0.2*N), step size: 0.1V (subject to battery type) (24V system) Note: N = Rated battery voltage/12. Copyright © EPEVER...
  • Page 34 (Discharging Protection SOC plus 5%) and 20%. Valid only when “BCCMode” is set to “SOC”. When the battery SOC is less than this value, the battery will automatically stop discharging. User define: 0 to 30%, or 0 to (Discharging Copyright © EPEVER...
  • Page 35 Note: Take the maximum value between (Utility Auxiliary Charging ON SOC plus 10%) and 40%. Read-only. When the BMS is valid and the communication is normal, the real-time SOC Set SOC value of the BMS needs to be uploaded to the inverter/charger. Copyright © EPEVER...
  • Page 36 Default values and setting instructions of Utility general parameters are shown in the following table: Parameter list Default Instructions User define: (Utility Overvoltage Reconnect Voltage plus 10V) to 285.0V, step size: 0.1V 265.0V QI1012-0610C User define: (Utility Overvoltage Reconnect Voltage plus 10V) to 140.0V, step size: 0.1V 140.0V QI1021-0415C Copyright © EPEVER...
  • Page 37 User define: 45.0 to 58.0Hz, or 40.0Hz to (Utility 45.0Hz Overfrequency Disconnect Frequency minus 0.5Hz), step size: 0.1Hz Note: Take the minimum value between 58.0Hz and (Utility Overfrequency Disconnect Frequency minus 0.5Hz). 4) Load Copyright © EPEVER...
  • Page 38 Default values and setting instructions of Load general parameters are shown in the following table: Parameter list Default Instructions User define: 220V/230V 220V QI1012-0610C INVOVL User define: 110V/120V 110V QI1021-0415C User define: 50Hz/60Hz INVOFR 50Hz QI1012-0610C Copyright © EPEVER...
  • Page 39 (Enter into the “Load Setting Parameter” interface again to check if the modification is completed). Read-only. 265.0V QI1012-0610C INVOP Read-only. 140.0 V QI1021-0415C Read-only. 255.0V QI1012-0610C INVOPR Read-only. 130.0 V QI1021-0415C TempUL 85.0 ℃ Read-only. TempULR 80.0 ℃ Read-only. Copyright © EPEVER...
  • Page 40 Click confirm the set value and then click to complete the setting. Refer to the instructions of 2.5.1 Parameter list > 1) PV for the content and operations of the parameter setting area on the right screen. Copyright © EPEVER...
  • Page 41 28 D User define: 1–28, step size: 1 User define: 10 to 180 minutes, step size: 1 BBCT 120 Min minute User define: 0–9, step size: 1 BTCC Note: This option is reserved, which is invalid currently. Copyright © EPEVER...
  • Page 42 PWRSDT 10 Min User define: 1 to 10 minutes, step size: 1 minute 5.3 Charge and Discharge Management Read-only. 60.0 A QI1012-0610C BACC Read-only. 45.0A QI1021-0415C Read-only. BADC 225.0A QI1012-0610C Copyright © EPEVER...
  • Page 43 VOL: Set the parameter as “VOL”, the relevant battery voltage control parameters will be valid. BCCMode SOC: Set the parameter as “SOC”, the relevant battery SOC parameters will be valid. Note: When “SOC” is selected and there is no Copyright © EPEVER...
  • Page 44 LCD BRT 100% The LCD brightness when operating the LCD. User define: 6 to 60S, step size: 1S TODelay When the set “TODelay” time is reached after no operation on the LCD, the LCD brightness will be Copyright © EPEVER...
  • Page 45 “Disable”, charging is not allowed. When the BMS communication is abnormal, this setting will be invalid. User define: OFF; ON Buzz Control the activation of the buzzer. User define: OFF; ON Control the display of the LED light on the screen. Copyright © EPEVER...
  • Page 46 “SOT” time. When set it to “OFF”, the LCD backlight is always on. User define: Normal Mode; Standby Mode After selecting “Standby Mode” and clicking the Parameter Rest Normal Mode “Factory Reset” button, all setting parameters can be restored to factory default values Copyright © EPEVER...
  • Page 47 Note: This function is independent of whether the DC Source or PV Source is selected. User define: Day/Month/Year; Total Generation Clear Statistical After selecting “Day/Month/Year” or “Total Day/Month/Year Power Generation”, pressing the “Clear” button can clear the corresponding accumulated power. Copyright © EPEVER...
  • Page 48 Note: The password can be modified to be empty or any number with no more than 6 digits. An empty password means that no digits are entered when modifying the password. Copyright © EPEVER...
  • Page 49: Battery Mode

    Set according to the actual battery type. BType Set it to “VOL” or “SOC”, the inverter/charger Charge and Discharge controls charging and discharging based on BCCMode Management the set battery voltage control parameters or SOC control parameters. Copyright © EPEVER...
  • Page 50 Set according to the actual battery type. BType Properties Set it to “VOL” or “SOC”, the inverter/charger Charge and Discharge controls charging and discharging based on the set BCCMode Management battery voltage control parameters or SOC control parameters. Copyright © EPEVER...
  • Page 51 3. On the “Setting Options” interface, swipe 4. Set the “BType” according to the actual battery. After setting all parameters, click up and down to select “System”, and click to save new parameter values. to enter the parameter setting interface. Copyright © EPEVER...
  • Page 52: Battery Voltage Control Parameters (Expert)

    “BMSCurr”. After setting all parameters, click to save new parameter values. Please go to EPEVER official website to download the currently supported BMS manufacturers and the BMS parameters. NOTICE The inverter/charger will control charging and discharging based on the LCD settings after setting the “BMSCurr”...
  • Page 53 B. Overvoltage Disconnect Voltage > Overvoltage Recovery Voltage C. Low Voltage Recovery Voltage > Low Voltage Disconnect Voltage ≥ Discharging Limit Voltage D. Undervoltage Alarm Recovery Voltage > Undervoltage Alarm Voltage ≥ Discharging Limit Voltage E. Bulk Recovery Voltage > Low Voltage Recovery Voltage Copyright © EPEVER...
  • Page 54 LNCM7S LNCM3S Parameters Define Define Overvoltage Disconnect 25.8V 30.1V 21.2–32V 12.9V 10.6–16V Voltage 10.6–16V Charging Limit Voltage 25.5V 29.7V 21.2–32V 12.7V Overvoltage Recovery 10.6–16V 25.5V 29.7V 21.2–32V 12.7V Voltage Equalization Charging 25.0V 29.1V 21.2–32V 12.5V 10.6–16V Voltage Copyright © EPEVER...
  • Page 55 In contrast, the [Low Voltage Disconnect Voltage] shall be higher. The increased voltage of the [Overvoltage Disconnect Voltage] and the [Low Voltage Disconnect Voltage] is determined by the control accuracy of the BMS circuit protection module. Copyright © EPEVER...
  • Page 56: Single Installation

    The inverter/charger has anti-reverse protection circuit at the PV input terminal.  Both utility input and AC output are high voltage. Please do not touch the wiring connection.  When the fan is working, please do not touch it to avoid injury.  Copyright © EPEVER...
  • Page 57: Wire And Circuit Breaker Size

    3.2.3 Recommended battery wire and breaker size Model Battery Wire Size Circuit Breaker QI1012-0610C 35mm /2AWG 2P–200A QI1021-041510C 20mm /4AWG 2P–125A 3.2.4 Recommended AC output wire size Model Load Wire Size Circuit Breaker QI1012-0610C 1.5mm /15AWG 2P—10A QI1021-041510C 2.5mm /13AWG 2P—16A Copyright © EPEVER...
  • Page 58: Mounting The Inverter/Charger

    The inverter/charger requires at least 30cm of clearance right and left, and 50cm of  clearance above and below. Step 1: Determine the installation location and heat-dissipation space. The inverter/charger requires at least 30cm of clearance right and left, and 50cm of clearance above and below. 50cm 30cm 30cm 50cm Copyright © EPEVER...
  • Page 59 Step 5: Remove the inverter/charger and drill an M10 hole according to the position determined in step4. Step 6: Insert the screw of the M8 bolt and the steel pipe into the M10 hole. Step7: Install the inverter/charger and secure the nuts with a sleeve. M8 bolt M8 bolt M8 bolt Copyright © EPEVER...
  • Page 60: Wiring The Inverter/Charger

    > ⑥ Optional accessories, and disconnect the inverter/charger in the reverse order. The following wiring sequence is illustrated in the appearance of “QI1012-0610C”. For wiring positions of other models, please refer to the actual product appearance. Battery mode  Bluetooth Copyright © EPEVER...
  • Page 61: Grounding

    The inverter/charger has a dedicated grounding terminal, which must be grounded reliably. The grounding wire size must be consistent with the recommended load wire size. The grounding connection point shall be as close as possible to the inverter/charger, and the total grounding wire shall be as short as possible. Copyright © EPEVER...
  • Page 62: Connect The Battery

     with the inverter/charger. At a position close to the wiring hole of the cabinet, wind both the positive and negative battery terminals around the magnetic ring once simultaneously before connecting them to the internal wiring terminals. Copyright © EPEVER...
  • Page 63: Connect The Ac Load

    If inductive loads such as motors, or a bidirectional transfer switch is connected to the AC output terminal, a separate overvoltage and overcurrent protector (VA-Protector) needs to be installed at the AC output terminal. Load wiring diagram  Copyright © EPEVER...
  • Page 64: Connect The Pv Modules

     with the inverter/charger. At a position close to the wiring hole of the cabinet, wind both the positive and negative PV terminals around the magnetic ring once simultaneously before connecting them to the internal wiring terminals. Copyright © EPEVER...
  • Page 65: Connect The Utility Or Generator

    If non-inverter oil generators are used, they must be tested in practice before use. Dry contact interface: The dry contact interface can turn on/off the oil generator and is connected parallel with the oil generator's switch. Copyright © EPEVER...
  • Page 66: Connect The Communication Module

    WiFi, 4G or other communication module to the RS485 interface on the inverter/charger. For detailed setting methods, please refer to the instructions on cloud APP, WiFi or 4G communication modules in user manual. Bluetooth Note: For the specific communication modules supported, please refer to the accessories list file. Copyright © EPEVER...
  • Page 67: Operate The Inverter/Charger

    After the load output is stable, turn on the load with smaller impulse current later. If the inverter/charger cannot work properly or the LCD/indicator shows an abnormality,  please refer to Chapter 6 Troubleshooting or contact our after-sales personnel. Copyright © EPEVER...
  • Page 68: Working Modes

    UAC OFF Utility Auxiliary Charging OFF SOC UAC OFF Utility Auxiliary Charging ON SOC LBACC Battery Maximum Charging Current The battery charging state, which indicates the ratio of the current storage capacity dividing the maximum storage capacity. Copyright © EPEVER...
  • Page 69: Battery Mode

    SOC mode, set the “BCCMode” as “SOC” first, the SOC control mode will be more accurate after a full charge-discharge cycle. For the setting of the “BCCMode”, please refer to the Subsection 2.5.1 Parameters list.  Copyright © EPEVER...
  • Page 70: Scenario B: Pv Is Available, But The Utility Is Not Available

    DP value. Note: When the battery voltage is greater than or equal to the LVR value, or the battery SOC is greater than or equal to the DPR value, the system returns to working mode ②. Copyright © EPEVER...
  • Page 71: Scenario C: Both Pv And Utility Are Available

    ②. Charging Mode: Solar Discharging Mode: Bypass ① When the battery is under the bulk or (C-2) equalization charging, the Utility supplies the load, and PV charges the battery. PV  Utility  Bulk or Float Equalization Copyright © EPEVER...
  • Page 72 PV charges the battery. The battery voltage is greater than or  equal to the AUX OFF value. Bulk or The battery SOC is greater than or equal  Float Equalization to the UAC OFF value. Copyright © EPEVER...
  • Page 73 (C-4) Bulk or PV  Float Equalization Utility  ② When the battery under float charging, if > P , the Utility and PV supply the load simultaneously, and PV charges the battery. > P ≤ P Copyright © EPEVER...
  • Page 74: Scenario D: The Pv Is Not Available, But The Utility Is Available

    The battery voltage is less than or equal  to the LVD value. The battery SOC is less than or equal to  the DP value. Charging Mode: Solar Discharging Mode: Bypass (D-2) PV  The Utility supplies power to the load. Utility  Copyright © EPEVER...
  • Page 75: Battery Mode

    Note: The Utility maintains a minimum power input. When the load power is greater Utility  than the PV power, the Utility can replenish the power supply at any time to avoid device > P ≤ P shutdown. LOAD LOAD Copyright © EPEVER...
  • Page 76 PV and the Utility supply power to the load together. PV  The PV supplies power to the load alone. Utility  PV  The Utility supplies the load alone. Utility  Copyright © EPEVER...
  • Page 77: Protections

    3 times within 5 minutes, it will be recounted). The short-circuit inverter/charger stops working after the 4th protection and can resume working after resetting or restarting. Clear the fault in time because it may damage the Copyright © EPEVER...
  • Page 78 Utility bypass overload Note: The output is recovered automatically after a delay time of 5s, 10s, and 15s separately. The inverter/charger stops working after the 4th protection and can resume working after resetting or restarting. Copyright © EPEVER...
  • Page 79: Troubleshooting

    Battery Over ER11 “Battery Maximum Charging Current” and Temperature “Battery Maximum Discharging Current”. It resumes normal work when the battery cools down to below the “Battery Over Temperature Protection Recovery”. Copyright © EPEVER...
  • Page 80: Pv Faults

    Check if the PV open-circuit voltage is too high (greater than Intermittent ER18 indicator 500 V). The alarm is released Overvoltage beeps solid red when the PV open-circuit voltage is below 490 V. Copyright © EPEVER...
  • Page 81: Inverter Faults

    Inverter LOAD Wait 5 minutes and then turn on Intermittent ER07 Output indicator the inverter/charger to check if it beeps Overvoltage solid red resumes normal. If it is still abnormal, please contact our technical support. Copyright © EPEVER...
  • Page 82 Temperature (1) The fault/status code is displayed in the “Status” column at the bottom right corner of the LCD. When multiple faults occur simultaneously, the LCD only displays the fault code with the smallest value. Copyright © EPEVER...
  • Page 83: Utility Faults

    5 minutes and then turn solid green Utility Relay ER29 on the inverter/charger to Adhesion check if it resumes normal. If it is still abnormal, please Utility Utility Intermittent contact our technical ER31 Frequency indicator beeps support. Error solid red Copyright © EPEVER...
  • Page 84: Load Faults

    Error Fault/Status Indicator Buzzer Solution code ER66 BMS Overvoltage BMS Charging Temp ER68 Abnormal Check the BMS ER69 BMS Undervoltage Intermittent communication status or beeps BMS setting parameters. BMS Discharging ER71 Temp Abnormal BMS Communication ER74 Failure Copyright © EPEVER...
  • Page 85: Other Faults For Single Inverter/Charger

    Supply Abnormal Turn off the inverter/charger first, wait for 5 minutes and then Environment Temp turn on the inverter/charger to ER42 Sensor check if it resumes normal. If it is Disconnected still abnormal, please contact our technical support. Copyright © EPEVER...
  • Page 86 ER57 Model Abnormal (1) The fault/status code is displayed in the “Status” column at the bottom right corner of the LCD. When multiple faults occur simultaneously, the LCD only displays the fault code with the smallest value. Copyright © EPEVER...
  • Page 87: Maintenance

    Electric shock hazard! Make sure that the power supply of the inverter/charger is disconnected when performing the above operations, and wait for 10 minutes for the power in the capacitor to be discharged before performing the corresponding checks or operations. Copyright © EPEVER...
  • Page 88: Technical Specifications

    Rated Output Voltage 220VAC ± 3% 110VAC ± 3% 50Hz 60Hz Rated Output Frequency 50/60Hz ± 0.2% Output Voltage Pure Sine Wave Waveform Output Voltage THD ≤ 3% (Resistive load) Output Soft Start Supported Switch Response Time ≤ 10ms Copyright © EPEVER...
  • Page 89 (1) Load derating for QI1012-0610C: In the temperature range from 40℃ to 50℃, the load-carrying capacity linearly reduces to 90% of the rated power. (2) Altitude derating: For every 1,000-meter increase in altitude above 2,000 meters, the load-carrying capacity decreases by 10%. Copyright © EPEVER...
  • Page 90: Abbreviation Index

    Auxiliary Charging OFF Voltage AUX ON Auxiliary Charging ON Voltage Full Charge Protection SOC FCPR Full Charge Protection Recovery SOC SOC Control LPAR Low Power Alarm Recovery SOC Strategy Low Power Alarm SOC Discharging Protection Recovery SOC Copyright © EPEVER...
  • Page 91 Battery Design Capacity BType Battery Type Battery Voltage Battery Basic LBACC Local Battery Available Charging Current Properties LBADC Local Battery Available Discharging Current BECT Battery Equalization Charging Time BECD Battery Equalization Charging Date BBCT Battery Bulk Charging Time Copyright © EPEVER...
  • Page 92 Battery Charging Control Mode BMSProt BMS Protocol BMS Enable BMSVolt BMS Voltage Control BMSCurr BMS Current Control BMSFail BMS Fail Action LCD BRT LCD Brightness TODelay Idle Timeout Delay Local Parameters LCDSBRT Standby LCD Brightness Screen Off Time Copyright © EPEVER...
  • Page 93 Parameter Rest Low Power Mode Low Power Mode Others Manual Equalizer Manual Equalizer DC Source DC Source Characteristic Characteristic Initializing Records Initializing Records Clear Statistical Clear Statistical Power Power Any changes without prior notice! Version number: V1.0 Copyright © EPEVER...
  • Page 96 HUIZHOU EPEVER TECHNOLOGY CO., LTD. +86 - 752-3889706 info@epever.com www.epever.com...

This manual is also suitable for:

Qi1012-0610cQi1021-0415c