Related Manuals for EG4 3000 EHV-48
Summary of Contents for EG4 3000 EHV-48
- Page 1 EG4 Electronics www.eg4electronics.com Legal Notice: Not to be duplicated or modified without EG4 Electronics approval. April 2022 | Rev A | Information subject to change without notice.
- Page 2 EG4 Electronics www.eg4electronics.com EG4 Inverter Set Up Guide: To enter Menu - Press and ENTER for 3 seconds • Program Setting 1 Output Source Priority- Determined by specific use case. Most will use SBU (Solar, Battery, Utility) • Program Setting 2 Maximum Charging Amperage - Determine the max charging amperage of the batteries being used and input that here.
- Page 3 EG4 Electronics www.eg4electronics.com...
- Page 4 Battery Equalization Settings - Covers the settings for Flooded Lead Acid, Sealed Lead Acid, and AGM. Refer to your manufacturer's specs to obtain the necessary settings. For EG4 Batteries you don't need to input these settings because it is automatic.
- Page 5 EG4 Electronics www.eg4electronics.com Wireless Router Connection Wi-Fi Plug Pro 3.1 Download APP Quick Installation Guide 1 Scan the QR Code on the right side and download the APP. Android Packing Accessories Detail 3.2 Connect Wi-Fi Datalogger Connected WLAN WLAN SmartClient In the WiFi connection settings of Module；1-2...
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Page 6: Table Of Contents
EG4 Electronics www.eg4electronics.com 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 7: About This Manual
EG4 Electronics www.eg4electronics.com ABOUT THIS MANUAL Purpose This manual describes the assembly, installation, operation and troubleshooting of this unit. Please read this manual carefully before installation and operation. Scope This manual provides safety and installation guidelines as well as information on tools and wiring. -
Page 8: Introduction
EG4 Electronics www.eg4electronics.com INTRODUCTION This is a multi-function inverter/charger, combining the capabilities of an inverter, MPPT solar charger, and battery charger to offer uninterrupted power support in a portable size. Its comprehensive LCD display offers user-configurable and easy-accessible button operation including: battery charging current, AC/solar charger priority, and acceptable input voltage based on different applications. -
Page 9: Product Overview
EG4 Electronics www.eg4electronics.com Product Overview LCD display Status indicator Charging indicator Fault indicator Function buttons Power on/off switch AC input (L - N) AC output (L - N) PV input (500Vdc Max) Battery input (48V Nominal) AC Input Circuit breaker... -
Page 10: Installation
Unpacking and Inspection Before installation, please inspect the unit to be sure that nothing inside the package is damaged. You should have received the following items: • EG4 3000EHV-48 Inverter • 125A DC Breaker • WiFi Communications Module • 6" DIN Rail •... -
Page 11: Battery Connection
Please Note: Maximum current drawn by the inverter is 80A. If using EG4 Batteries, the maximum output is 100A. A 125A breaker is utilized to support maximum battery current of 100A. If using... -
Page 12: Ac Input/Output Connection
EG4 Electronics www.eg4electronics.com WARNING: Shock Hazard Installation must be performed with care due to high battery voltage in series. CAUTION!! Do not place anything between the flat part of the inverter terminal. Overheating may occur. CAUTION!! Do not apply anti-oxidant substance on the terminals before terminals are connected tightly. - Page 13 EG4 Electronics www.eg4electronics.com Please follow below steps to implement AC input/output connection: 1. Before making AC input/output connection, be sure to open DC protector or disconnecter FIRST. 2. Remove insulation sleeve 10mm for six conductors. And shorten phase L and neutral conductor N 3 mm.
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Page 14: Pv Connection
EG4 Electronics www.eg4electronics.com PV Connection CAUTION: Before connecting to PV modules, please install a separate DC circuit breaker between the inverter and PV modules. WARNING! We recommend all wiring be performed by a licensed professional. WARNING! It is very important for system safety and efficient operation to use appropriate cable for PV module connection. -
Page 15: Final Assembly
EG4 Electronics www.eg4electronics.com PV Module Wire Connection: Please follow below steps to implement PV module connection: 1. Remove insulation sleeve 10 mm/0.4" for positive and negative conductors. 2. Check correct polarity of connection cable from PV modules and PV input connectors. Then, connect positive pole (+) of connection cable to positive pole (+) of PV input connector. -
Page 16: Dry Contact Signal
EG4 Electronics www.eg4electronics.com Dry Contact Signal There is one dry contact (3A/250VAC) available on the rear panel which can be used to deliver signal to external device when battery voltage reaches warning level. Unit Status Condition Dry contact port: NC & C NO &... -
Page 17: Operation
EG4 Electronics www.eg4electronics.com OPERATION Power ON/OFF Once the unit has been properly installed and the batteries are connected well, simply press the 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 the below chart, is on the front panel of the inverter. -
Page 18: Lcd Display Icons
EG4 Electronics www.eg4electronics.com LCD Display Icons Icon Function description Input Source Information Indicates the AC input. Indicates the PV input Indicate input voltage, input frequency, PV voltage, battery voltage and charger current. Configuration Program and Fault Information Indicates the program settings Indicates the warning and fault codes. - Page 19 EG4 Electronics www.eg4electronics.com Load Information Indicates overload. Indicates the load level: 0-24%, 25-49%, 50-74% and 75-100%. 0%~24% 25%~49% 50%~74% 75%~100% Mode Operation Information Indicates unit is connected to the grid. Indicates unit is connected to the PV panel. Indicates load is directly connected to the grid.
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Page 20: Lcd Setting
EG4 Electronics www.eg4electronics.com LCD Setting After pressing and holding the ENTER button for 3 seconds, the unit will enter setting mode. Press UP or DOWN button to select setting programs. Then, press ENTER button to confirm the selection or ESC button to exit. - Page 21 If enabled, the output of the Saving mode enable inverter will be off when connected load is too low or not detected. AGM (default) Flooded User-Defined Customized Protocol Battery type Customized Protocol Customized Protocol EG4 Battery Protocal Customized Protocol...
- Page 22 EG4 Electronics www.eg4electronics.com Restart disable (default) Restart enable Auto restart when overload occurs Restart disable (default) Restart enable Auto restart when over temperature occurs 110V 120V (default) Output voltage 115V 50Hz (default) 60Hz Output frequency When 'auto' is selected the...
- Page 23 EG4 Electronics www.eg4electronics.com ***Available options in 48V models: Setting range is from 44.0V to 57.2V for 48v model, but the setting value must be less than the value of Program 13. Point back to Utility: 46V (default) ( Low battery voltage level that...
- Page 24 EG4 Electronics www.eg4electronics.com If this inverter/charger is working in Line, Standby or Fault mode, charger source can be programmed as below: Solar energy will charge battery Solar first as first priority. Utility will charge battery only when solar energy is not available.
- Page 25 EG4 Electronics www.eg4electronics.com Backlight on (default) Backlight off Backlight control Bypass enable Overload bypass: Bypass disable (default) When enabled, the unit will transfer to line mode if overload occurs in battery mode.) Modbus ID Setting Range ：001(default)~247 Modbus ID Setting 48V models default setting: 56.4V...
- Page 26 EG4 Electronics www.eg4electronics.com 48V models default setting: 42.0V Low DC cut-off voltage If self-defined is selected in program 5, this program can be set up. Setting range is from 40.0V to 54.0V for 48v model. The setting value must be less than the value of program12.
- Page 27 EG4 Electronics www.eg4electronics.com Automatically (Default): If selected, inverter will set the charging time automatically. 5 min Bulk charging time (C.V stage) The setting range is from 5 min to 900 min. Increment of each click is 900 min 5 min.
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Page 28: Typical Application
EG4 Electronics www.eg4electronics.com Typical Application - 120V Single Phase in Parallel For loads only requiring 120V, up to twelve 3000EHV-48's can be set up in parallel. Typical Application - 240/120V Split Phase in Parallel For loads only requiring both 120V & 240V, up to six 3000EHV-48's per phase can be set up in parallel. -
Page 29: Display Setting
EG4 Electronics www.eg4electronics.com Display Setting The LCD display information can be switched by pressing the UP or DOWN key. The selectable information is switched in the following order: input/output voltage, input frequency, PV voltage, MPPT charging current, MPPT charging power, charging current, charging power, battery voltage, output voltage, output frequency, load percentage, load in VA, load in Watt, DC discharging current, main CPU Version and second CPU Version. - Page 30 EG4 Electronics www.eg4electronics.com AC & PV Charging Current = S0A INPUTBATT OUTPUT ..,.n,- n. , -,n -u: , u , c u •- - - - • � - - - , · � - - - ! [ t "...
- Page 31 EG4 Electronics www.eg4electronics.com...
- Page 32 EG4 Electronics www.eg4electronics.com When connected load is lower than lkVA, load in VA will present as xxxVA as in the image below. OUTPUT : re n v A _I_II_I mr.m When connected load is larger than lkVA, load in VA will present Load in VA as x.xkVA as in the image below.
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Page 33: Operating Mode Description
EG4 Electronics www.eg4electronics.com Operating Mode Description Operation mode Description LCD display Charging by utility and PV energy. Standby mode / Power saving mode Charging by utility. No output is supplied by the unit but it still can charge Charging by PV energy. - Page 34 EG4 Electronics www.eg4electronics.com If “solar first” is selected as the output source priority and solar energy is not sufficient to The unit will provide output provide the load, than solar energy and the power from the grid. It will utility will provide the loads as well as charge also charge the battery at the battery at the same time.
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Page 35: Fault Reference Code
EG4 Electronics www.eg4electronics.com Fault Reference Code Fault Code Fault Event Icon on Over temperature of inverter module Over temperature of DCDC module Battery voltage is too high Over temperature of PV module Output short circuited. Output voltage is too high. -
Page 36: Warning Indicator
EG4 Electronics www.eg4electronics.com Warning Indicator Warning Warning Event Audible Alarm Icon flashing Code Beep three times every Temperature is too High second Low battery Beep once every second Overload Beep once every 0.5 second Output power derating Beep twice every 3 seconds... -
Page 37: Battery Equalization
EG4 Electronics www.eg4electronics.com Lead Acid/AGM Battery Equalization Equalization function is added into charge controller. It reverses the buildup of negative chemical effects like stratification, a condition where acid concentration is greater at the bottom of the battery than at the top. - Page 38 EG4 Electronics www.eg4electronics.com However, in Equalization Stage, when the battery equalized time is expired and battery voltage does not rise to battery equalization voltage point, the charge controller will extend the battery equalized time until battery voltage achieves battery equalization voltage. If battery voltage is still lower than battery equalization voltage when battery equalized timeout setting is over, the charge controller will stop equalization and return to float stage.
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Page 39: Lithium Battery Settings
EG4 Electronics www.eg4electronics.com Lithium Battery Settings If choosing a lithium battery for the inverter, there are two modes supported. 1. Inverter to BMS communication with the battery via RS 485 Modbus 2. User defined setting using voltage levels ( Program Settings 26 and 27) Lithium Battery BMS Connection There are two connections on the lithium battery, the RS485 port for BMS and the DC power cables. - Page 40 EG4 Electronics www.eg4electronics.com LCD setting After connecting, finish and confirm the following settings: Program Description Selectable option AGM (default) Flooded User-Defined Standard communication Protocol form inverter supplier Battery type Customized Protocol Customized Protocol EG4 Protocol Customized Protocol Setting SOC point...
- Page 41 Lithium battery state of charge (%) *Right Image Lithium battery SOC is 63AH and 60% Settings for EG4 Lithium Batteries 1). EG4 lithium battery settings: Dip Switch: There are 4 Dip Switches which set different baud rates and battery group addresses.
- Page 42 EG4 Electronics www.eg4electronics.com 2). Process of install Step 1. Use the RS485 cable to connect inverter and Lithium battery as Fig 1. Step 2. Switch on Lithium battery. Step 3. Turn on the inverter. Step 4. Be sure to select battery type as “Li2” in LCD program 5.
- Page 43 EG4 Electronics www.eg4electronics.com 4. Set as C.V voltage. floating charging voltage default setting: 54.0V Floating charging voltage If self-defined is selected in program 5, this program can be set up. Setting range is from 24.0V to the value of program 26 for 24v model and 48.0V to the value of program 26 for 48v...
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Page 44: Specifications
EG4 Electronics www.eg4electronics.com SPECIFICATIONS Table 1 Line Mode Specifications 3000EHV-48 INVERTER MODEL Input Voltage Waveform Sinusoidal (utility or ge ne rator) Nominal Input Voltage 120Vac 95Vac± 7V (UPS) Low Loss Voltage 65Vac± 7V (Appliance s) 100Vac± 7V (UPS); Low Loss Return Voltage 70Vac±... - Page 45 EG4 Electronics www.eg4electronics.com Table 2 Inverter Mode Specifications 3000EHV-48 INVERTER MODEL Rated Output Power 3KVA/3KW Output Voltage Waveform Pure Sine Wave 110/120Vac±5% Output Voltage Regulation 60Hz or 50Hz Output Frequency Battery to Inverter Efficiency PV to Inverter Efficiency Overload Protection 5s@150%~200% load;...
- Page 46 EG4 Electronics www.eg4electronics.com Battery Voltage, per cell Charging Current, % 2.43Vdc (2.35Vdc) Voltage 2.25Vdc 100% Charging Curve T1 = 10* T0, minimum 10mins, maximum 8hrs Current Maintenance Bulk Absorption Time (Floating) (Constant Current) (Constant Voltage) Solar Input INVERTER MODEL 3000EHV-48...
- Page 47 EG4 Electronics www.eg4electronics.com Table 5 Parallel Specifications 3000EHV-48 INVERTER MODEL Maximum Units in Parallel Circulation Current <2A (No Load) Power Imbalance Ratio <5% Parallel Communication Transfer Time in <20ms Parallel Mode Parallel Kit Built In (RJ45 Port)
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Page 48: Trouble Shooting
NO LED’s or alarms will No response after power inverter are. sound. switch is set to *With EG4 batteries we Could also indicate that recommend the terminals be battery polarity is torqued to 6ft lbs or 8nm connected in reverse. - Page 49 Ensure that battery cables are installed correctly and are sufficiently tight. When the inverter is Could indicate that *With EG4 batteries we powered on, internal relay is LCD and LEDs are batteries are not recommend the switching on and off flashing.
- Page 50 EG4 Electronics www.eg4electronics.com Do a complete system restart. Indicates the load of the inverter Fault Code 07 - Overload Error Once the system has restarted and is has exceeded 110% of the load online, ensure that loads are kept capacity.
- Page 51 EG4 Electronics www.eg4electronics.com Refer to the battery manufacturer’s specs to ensure the inverter is configured to the battery’s specifications. Ensure that the correct voltage of batteries for the system is being used. EX: a 48V inverter cannot support 24V batteries.
- Page 52 EG4 Electronics www.eg4electronics.com Ensure that the inverter is not in standby mode (power switch in the position) Ensure the inverter is not attempting to power loads that call for a higher voltage than is being produced. Indicates the voltage at the bus is...
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Page 53: Parallel Installation Guide
EG4 Electronics www.eg4electronics.com Parallel Installation Guide 1. Instruction This inverter can be used in parallel with three different operation modes. 1. Parallel Operation in Single Phase - up to 12 units. The supported maximum output power is 36KW/36KVA. 2. Parallel Operation in Three Phase - Maximum 12 units work together to support three- phase equipment. -
Page 54: Wiring Connection
EG4 Electronics www.eg4electronics.com 4. Wiring Connection NOTICE: This inverter does not support battery-less operation. The cable size of each inverter is shown as below: Recommended battery cable and terminal size for each inverter: Stripping Length: WARNING: Be sure the length of all battery cables is the same. - Page 55 Lithium battery. Set Master inverter battery type to “LI X” in LCD program 5. All other inverters should be set to default ** "X" = Battery Communication Protocol Number EX: EG4-LL = LI 1 value “AGM”. Note: Make sure only the Master inverter is connected via RJ45 to USB-A cable and set as Lithium in...
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Page 56: Parallel Operation In Single Phase
EG4 Electronics www.eg4electronics.com 5. Parallel Operation in Single Phase (120V) Program Description Selectable option Parallel: This inverter is operated in parallel system. AC output mode Communication cables need to be connected as shown in the diagram below Power Connection Communication Connection... - Page 57 EG4 Electronics www.eg4electronics.com Four inverters in Single Phase Parallel: Power Connection Communication Connection Five inverters in Single Phase Parallel: Power Connection Communication Connection...
- Page 58 EG4 Electronics www.eg4electronics.com Six inverters in Single Phase Parallel: Power Connection Communication Connection Note: N max= 12 units Best practice is to minimize the number of jumps between inverters by alternating between 1 and 2 jumps on each inverter.
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Page 59: Support 3-Phase Equipment
EG4 Electronics www.eg4electronics.com 6. Support 3-phase equipment Program Description Selectable option L1 phase The inverter is operated in L1 phase in 3-phase application L2 phase The inverter is operated in L2 AC output mode phase in 3-phase application L3 phase... - Page 60 EG4 Electronics www.eg4electronics.com N1max=10units is in one phase and one inverter for the other two phases（N2=N3=1）: Power Connection Note: Depending on load demand, there can be up to 7 inverters on any one phase.. P1: L1-phase, P2: L2-phase, P3: L3-phase.
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Page 61: Support Split Phase
EG4 Electronics www.eg4electronics.com 7. Support for Parallel Split Phase (120V/240V) Program Description Selectable option The inverter is operated in L1 phase in split application AC output mode The inverter is operated in L2 phase in split application Two inverters in parallel Split Phase More than two inverters in parallel Split Phase Note: Depending on load demand, there can be up to 6 inverters on any one phase. -
Page 62: Pv Connection
EG4 Electronics www.eg4electronics.com 8. PV Connection Please refer to user manual of single unit for PV Connection. CAUTION: Each inverter should connect to PV modules separately. -
Page 63: Split-Phase And 3 Phase Lcd Setting And Display
EG4 Electronics www.eg4electronics.com 9. Split-Phase and 3 Phase LCD Setting and Display Program: Setting Program Description Selectable option Single: This inverter is Parallel: This inverter is operated in used in single phase parallel application. application. L1 phase The inverter is operated in L1 phase in 3-phase... - Page 64 EG4 Electronics www.eg4electronics.com Fault code display: Fault Code Fault Event Icon on Host loss Synchronization loss Incompatible battery type Firmware version inconsistent Warning code display: Warning Warning Icon on Code Event CAN communication loss AC output mode setting is different...
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Page 65: Commissioning
EG4 Electronics www.eg4electronics.com 10.Commissioning Parallel System Step 1: Check the following requirements before commissioning: • Ensure all wire connections are correct. • Ensure the communications cable is connected. • Ensure all AC Input breakers are open (off) • Ensure all load side breakers are open (off) and the neutral wire of each unit is connected Step 2: Turn on all units and wait for boot-up. -
Page 66: Parallel Trouble Shooting
EG4 Electronics www.eg4electronics.com Parallel Troubleshooting Guide Below is a list of faults, warning codes, potential scenario issues, explanations of code meaning, as well as possible steps for correction. In most cases a complete system reboot will remedy any erroneous errors. The steps for a complete system... - Page 67 5 is incorrectly Ensure that all of your battery configured. connections are tight. "'With EG4 batteries we recommend the terminals be torqued to 6ft: lbs or 8nm If problem persists, contad your retailer. Check the versions of each inverter...
- Page 68 The inverter has stopped Ensure that your battery's BMS Warning Code 16 - CAN communicating with the BMS of supports communications to the EG4 Communications Loss the battery connected to it. Inverter. Ensure that the dip switches on your batteries are in the proper orientation.
- Page 69 Ensure that all your battery's terminal connections are sufficiently tightened. With EG4 batteries we recommend the terminals be torqued to 6ft: lbs or 8nm If problem persists, contad your retailer.
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