Contents User Manual Disclaimer 1. About This Manual Thank you for choosing our products and services. Before using the product, please read carefully and fully understand this document to ensure that you can use the product 1.1 Peculiarity correctly. By using this product, you are deemed to have understood, recognized and 1.2 Applicable Model accepted all the terms and contents of this document, and the user undertakes to be 1.3 Target Audience...
User Manual User Manual flyfine flyfine 1.5 Symbol Explanation 1. About This Manual The EC series has been designed and tested strictly according to international safety This manual describes the product information, installation, electrical connection, regulations. Read all safety instructions carefully prior to any work and observe them commissioning, troubleshooting, and maintenance.
User Manual User Manual flyfine flyfine 2.1 General 2. Safety Instructions Never power on the inverter during installation. Please strictly follow these safety instructions in the user manual during the operation. Before installations, read through the user manual to learn about the product and the precautions.
User Manual User Manual flyfine flyfine 2.4 Operation 3. Product Introduction When the inverter is operating, do not disconnect under load. DANGER 3.1 Product Overview EC serial inverter is a bi-directional PV inverter with battery storage function which can The temperature of the inverter surface can exceed 60℃ during operation. Make convert solar energy to feed the AC grid or store energy into battery for future use.
User Manual User Manual flyfine flyfine 3.2 System Diagram 3.3 System Work Modes The EC serial hybrid inverter used to configure a residential grid-tied system. This system 3.3.1 Self-consumption mode consists of the PV string, grid-tied hybrid inverter, power distribution unit (PDU), and electricity meter.
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User Manual User Manual flyfine flyfine Night: 3.3.2 Economic Mode If the battery power is sufficient, the load will be powered by the battery. If the battery power is not enough, the load will be powered by the power grid.
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User Manual User Manual flyfine flyfine 3.3.3 Backup Mode 3.3.4 Off-grid Mode The Backup mode can set different battery SOC values during grid connection Off Grid Mode After the setting is completed, the off-grid function of the inverter NOTICE ! and off grid.
User Manual User Manual flyfine flyfine 3.4 LED Indicators 5. Installation The LED indicator on the front of the inverter can indicate the current working state of the inverter. 5.1 Check before Unpacking LED Indicator Status Description Check the following items after receiving the product.
User Manual User Manual flyfine flyfine 5.3 Installation Requirements 5.4 Mounting Angle 1. The inverter should be installed vertically or tilted no more than 15°. Installation Environment Requirements 2. Do not install the inverter on a forward-leaning or horizontal plane.
User Manual User Manual flyfine flyfine 5.5 Mounting Clearance 5.7 Mounting Steps To secure good heat dissipation and easy dismantlement, the minimum clearance around the inverter should not be smaller than the below values. ≥300mm Upward -------- 300mm ≥500mm ≥500mm ≥300mm...
User Manual User Manual flyfine flyfine 6. Electrical Connections Avoid the water pipes and cables buried in the wall when drilling holes. Wear goggles and a dust mask to prevent the dust from being inhaled or NOTICE ! contacting eyes when drilling holes.
User Manual User Manual flyfine flyfine 6.2 System Overiews N and PE cables are separately wired in the Main Panel. Ensure that the grounding of BACK-UP is correctly and tightened. Otherwise, NOTICE ! the BACK-UP function may be abnormal in case of grid failure.
User Manual User Manual flyfine flyfine 6.4 Installing Load/Off-Grid Terminals Step 1: Connecting the terminal to the PE cable Step 2: Use a multimeter to measure the voltage(Normal voltage≤850V, Max voltage≤1000V) Step 2: Connecting Load/Off-Grid Terminals Step 3: Connecting PV/Battery Terminals...
User Manual User Manual flyfine flyfine 6.5 Connecting the PE cable 6.6 Installing Meter The smart meter and CT have been preset parameters before delivered with The PE cable connected to the enclosure of the inverter cannot replace the PE cable connected to the AC output port.
User Manual User Manual flyfine flyfine Step 3: Key operation instruction Connecting Coupe circuit Address Baud rate 9600 Button Operation Selects the Voltage and Current display screens In Set-up Mode, this is the "Left" or "Back" button. Select the Frequency and Power factor display screens In Set-up Mode, this is the "Up"...
User Manual User Manual flyfine flyfine 6.8 Connecting The BMS Communication Cable(RJ45 Connector) 6.9 Check Before Power ON The product is firmly installed at a clean place that is well-ventilated and NOTICE ! RJ45 connector with the following definition can be connected: easy-to operate.
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