Solax A1-Hybrid Series User Manual
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Solax A1-Hybrid Series User Manual

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SolaX Power Network Technology (Zhejiang) Co., Ltd.
Add: NO.288 Shizhu Road, Tonglu Economic Development Zone,
Tonglu City, Zhejiang province, China
Tel: +86 0571-56260011
E-mail: info@solaxpower.com
A1-Hybrid Series
User Manual
6.0kw - 8.6kw
Copyright Declaration
The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang)
Co., Ltd. Any corporation or individual should not plagiarize, partially or fully copy
(including software, etc.), and no reproduction or distribution of it in any form or by
any means. All rights reserved. SolaX Power Network Technology (Zhejiang) Co., Ltd.
reserves the right of final interpretation.
614.00400.02
UL
www.solaxpower.com

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Summary of Contents for Solax A1-Hybrid Series

  • Page 1 Copyright Declaration SolaX Power Network Technology (Zhejiang) Co., Ltd. The copyright of this manual belongs to SolaX Power Network Technology (Zhejiang) Co., Ltd. Any corporation or individual should not plagiarize, partially or fully copy Add: NO.288 Shizhu Road, Tonglu Economic Development Zone, (including software, etc.), and no reproduction or distribution of it in any form or by...

  • Page 2: Table Of Contents

    3.1 Basic Features 3.2 Work Modes 3.3 Dimension 3.4 External Terminals of nverter 3.5 Internal Terminals in Wiring Box 3.6 Identification of A1-Hybrid series 4 Technical Data 4.1 DC Input 4.2 Grid 4.3 AC Load 4.4 Battery (Manufacturer certified battery) 4.5 Efficiency, Safety and Protection...

  • Page 3: Scope Of Validity

    6.2 PV Connection 1.1 Scope of Validity 6.3 Grid Connection This manual is an integral part of the A1-Hybrid Series inverter, It describes the 6.4 Load Connection&Auto-transformer Connection assembly, installation, commissioning, maintenance and failure of the product. Please read it carefully before operating.

  • Page 4: Safety

    “Note” provides tips that are valuable for the optimal operation of our Risk of electric shock! product. 2 Safety CAUTION! A1-Hybrid series only support a certain type of Lithium-ion battery 2.1 Important Safety Instructions (Manufacturer certified battery)! WARNING! All electrical installations must be carried out in accordance with the...

  • Page 5: Explanation Of Symbols

    ► Beware of hot surface. The inverter can become hot during operation. Avoid contact SolaX A1-Hybrid Series inverter should be coupled with a high voltage battery. during operation. The battery must comply with UL 1973 and must be intrinsically safe.

  • Page 6: Introduction

    3 Introduction 3.1 Basic features A1-Hybrid Series is a high-quality inverter which can convert solar energy to AC power, convert AC power to DC power, and store DC power into a battery bank. The inverter can be used to optimize self consumption, store in the battery for future use or feed into public grid.

  • Page 7: Work Modes

    Introduction Introduction 3.2 Work Modes A1-Hybrid inverter provides multiple work modes based on different requirements. Some basic work modes of A1-Hybrid are shown as below. Work mode: Back up mode Note: Contact us for additional or more complex application requirements. Priority: battery >...

  • Page 8: External Terminals Of Nverter I

    Introduction Introduction 3.4 External Terminals of an Inverter 3.5 Internal Terminals in Wiring Box Object Description PV connection area Battery connection area Grid output connection Load connection Object Description Reserve PV terminals Auto-transformer connection Battery terminal communication port Grid terminal NTC antenna Back-up load terminal DC switch...

  • Page 9: Identification Of A1-Hybrid Series

    9460VA 120 / 240 Vac split phase(211 Vac - 264 Vac ) Rated grid voltage (range) [V] 1 . Every A1-Hybrid series product corresponds to a unique serial number. A1- 60 ( 59.3~60.5) operating frequency range [Hz] Hybrid series serial number is divided into five parts: type (2 bits)+ power (4 bits)+...

  • Page 10: Battery (Manufacturer Certified Battery)

    Technical Data Technical Data 4.4 Battery 4.6 General Data A1-Hybrid-6.0-US A1-Hybrid-7.0-US A1-Hybrid-7.6-US A1-Hybrid-8.6-US Model A1-Hybrid-6.0-US A1-Hybrid-7.0-US A1-Hybrid-7.6-US A1-Hybrid-8.6-US Model Lithium-ion (Manufacturer certified battery) Battery type 913*560*276mm (36*22*10.9in) Dimension (L*W*D) 360Vdc Nominal DC voltage range [V] 1016*667*397mm (40*26.3*15.6in) Package dimension (L*W*D) 84-432Vdc DC voltage range [V] 59kg (130lb)

  • Page 11: Installation

    (including software, etc.), and no reproduction or distribution of it in any form or by any means. All rights reserved. SolaX Power Network Technology (Zhejiang) Co.,Ltd. reserves the right of final interpretation.
  • Page 12 Installation Installation Ø Installation Tools Ø Dimensions for Mounting crimping pliers for binding post and RJ 45, screwdriver, manual wrench and 520mm(20.47 in) driller. 400mm(15.75 in) Ø Required Torques for Mounting Required torque Part Mounting expansion screw 92Ibf.in Straight screwdriver for communication board terminal 2.3Ibf.in and electricity meter 560.2mm(22.06 in)

  • Page 13: Electrical Connection

    Electrical Connection Electrical Connection WARNING! Damage to seals on the enclosure lids in subfreezing condition I f you open the enclosure lids of the wiring box when temperatures are below freezing, the enclosure lid seal could be damaged. As a result, moisture can get into the wiring box. Only open the enclosure lid of the wiring box if the ambient temperature is at least 0℃(32 ℉...

  • Page 14: Overview Of All Electrical Wirings Method

    Removing wiring box waterproof plugs 6.1 Overview Of All Electrical Wirings Method A1-Hybrid series inverter has 9 1G holes and 2 3/4G holes for wiring connection. The 9 1G holes are used for electrical wiring connection, 2 3/4G holes are used for All electrical wiring will be done in the wiring box, and all electrical wiring communication connection.

  • Page 15: Pv Connection

    Electrical Connection Electrical Connection 6.2 PV Connection CAUTION! Never reverse the polarity of the array string cables as it can damage to the inverter. Always ensure correct polarity. wirings WARNING! conduit Select PV modules with excellent function and reliable quality. Open-circuit voltage of module arrays connected in series should Ø...

  • Page 16: Grid Connection

    6.3 Grid Connection Ø PV String Connection A1-Hybrid Series inverter can be connected with PV modules in series with CAUTION! 2 MPPTs for 6.0KW, 3 MPPTs for 7.0KW and 7.6KW , 4 MPPTS for 8.6KW. The installer is responsible for providing overcurrent protection.

  • Page 17: Load Connection&Auto-Transformer Connection

    6.4 Load connection & Auto-transformer connection 8AWG,600V,90℃(194℉) for A1-Hybrid-6.0/7.0 Grid terminal The A1-Hybrid Series inverter has on-grid and off-grid functionality. The inverter 6AWG,600V,90℃(194℉) for A1-Hybrid-7.6/8.6 will deliver output power through Grid port and Load port when the grid is on, and it will deliver output power through Load port when grid is down.
  • Page 18 Electrical Connection Electrical Connection Ø Load terminal connection When the grid is on, loads can be powered. A 1 - H y b r i d Battery PV panel Terminals Wire size permitted series Inverter 8AWG,600V,90℃(194℉) for A1-hybrid-6.0/7.0 Load terminals 6AWG,600V,90℃(194℉) for A1-hybrid-7.6/8.6 Auto-TX CAUTION!

  • Page 19: Battery Connection

    Electrical Connection Ø Auto-transformer requirements Charging and Discharge system of A1-Hybrid series inverter is designed for high- The A1-Hybrid series inverter can only work with the Auto-transformer provided voltage Lithium-ion battery (Manufacturer certified battery). by the manufacturer. Please refer to the Auto-transformer manual for specific Before choosing battery, please note the maximum voltage of battery can not instructions.

  • Page 20: Ground Connection

    Electrical Connection Electrical Connection Ø BMS terminal connection Inverter model Max. BAT output current Recommended DC breaker model A1-Hybrid-6.0-US 35A, 600 Vdc, 35KA The communication interface between inverter and battery is made possible via A1-Hybrid-7.0-US 35A, 600 Vdc, 35KA CAN with a RJ45 connector. The PIN definition is shown as below. A1-Hybrid-7.6-US 35A, 600 Vdc, 35KA A1-Hybrid-8.6-US...

  • Page 21: Communication Cables Connection

    Electrical Connection Electrical Connection 7 Communication Cables Connection Ø Removing the communication cover 7.1 Overview Of All Communication Cables connection Methods Step1: Make sure the DC switch is in “OFF” position before removing the communication cover. Step2: Remove the 1 cover screws, then remove the communication broad. All communication cables will be done on the communication broad which is in the wiring box.
  • Page 22 Electrical Connection Electrical Connection Ø Connecting wirings to terminal block Step 5 Step 4 Step 1: Find the female terminal block in the accessories package. Step : Choose the appropriate wire according to the specific connection. Step : Remove 5mm/0.20in of insulation from the end of the wire.

  • Page 23: Meter Connection

    “Meter fault” alert. The meter communication only works when the meter is compatible with the inverter. Step1 Step 2 Ø Meter connection diagram Wiring Box of the A1-Hybrid Series Inverter Note LAOD Meter RS 485 Home Electrical Meter Grid...

  • Page 24: Lan Connection (Ethernet)

    For a lithium-ion battery (manufacturer certified battery) to be connected with A1-Hybrid hybrid series inverter, the battery communication should be compatible with the series Inverter A1-Hybrid series inverter and the BMS cable must be connected between inverter and the battery. Ø BMS connection diagram...

  • Page 25: Monitoring Connection(Optional)

    Electrical Connection Electrical Connection 7.5 Monitoring Connection(optional) The inverter is equipped with a Monitoring port which can collect data and transmit it to monitoring-website via an external monitoring data collector. The manufacturer could provide several types of monitoring data collector, such as A1-Hybrid the Pocket Wi-Fi, Pocket LAN, Cellular module (4G), etc.

  • Page 26: Emergency Stop Switch Connection

    7.6 Emergency Stop Switch Connection 8.1 Check all Below Steps Before Starting Inverter A1-Hybrid series inverter is equipped with a communication port (EPO for short), which will receive a signal and shut down inverter. ① Make sure the main switch is in the “OFF” position.

  • Page 27: Start Inverter

    Firmware Upgrading Inverter Manipulation 9 Firmware Upgrading 8.2 Start Inverter The inverter firmware can be upgraded via an U-disk. Step 1. Adjust the DIP Switch according to the number of battery segments. Step 2. Turn on the DC switch at the bottom of the inverter. 9.1 Preparation Step 3.

  • Page 28: Setting

    Setting Firmware Upgrading 10 Setting WARNING! Make sure the directory is in strict accordance with the above form! 10.1 Control Panel Do not modify the program file name, or it may cause the inverter to stop functioning! Step 2. Press the “Enter” key for 5 seconds to enter “Off Mode”. Then unscrew the waterproof lid and insert the U-disk into the “upgrade”...

  • Page 29: Menu Structure

    Setting Setting 10.3 LCD Operation 10.2 Menu Structure Ø LCD Main Display All advance settings can only be set by the technician or the installer with the installer The default display is the LCD Main. When the system starts successfully or password.
  • Page 30 Setting Setting Ø Status a-2) Solar Grid The Solar section shows the real time PV condition of the system, such as input voltage, current and power value of each PV input. Solar Solar Charger 0.0A Load a ) Status a-3) Charger The Status function contains five items of the inverter (Grid, Solar, Charger, EPS The Charger section shows the charger situation of the system, including and Load).
  • Page 31 Setting Setting a-5) Load b-2) EPS Yield The Load section shows the voltage and current of phase loads. The function contains EPS Yield for today and total. Load LoadL1_Curr 0.0A EPS Yield LoadL2_Curr 0.0A LoadL1_Volt 0.0V >Today: 00.0 Ø History Inverter Yield b-3) Meter Yield EPS Yield...
  • Page 32 Setting Setting Ø Settings c ) Settings This function is used to apply settings including inverter time, connection, battery settings, and grid settings. The user can set date, time, language, ethernet, work mode, and other settings directly. Note: installer password is required to access most of the advanced/professional settings.
  • Page 33 Stated Accuracy Frequency (Hz) 0.04 Stated Accuracy Time 1%,＞100ms Ramp Rate Accuracy A1-Hybrid Series inverter complies with the established standards of RULE 21 and Power Factor Accuracy 0.01 (0.9≤PF≤1.0) 0.015(0.8≤PF≤0.9) IEEE 1547. These standards provide regulation for acceptable output voltage Reactive Power Accuracy ranges, output frequency, etc.
  • Page 34 Setting Setting (1) L/HVRT (3) RR Func Select : OFF or ON can be chosen; Ramp-up rates for inverter is to help Operating parameters that correspond to Rule21 voltage ride- smoothen transitions from one output level to another output level. through and must trip regions are shown in the table.
  • Page 35 Setting Setting (5) Frequency-Watt Mode c-4-1-3) Grid Configuration Select Func Select: ON or OFF can be chosen; Frequency-Watt Mode means that the inverter may change its active power The user can set the grid configuration here, 240V is default. output with changes in grid frequency. FreqHighPoint: can be 60.10Hz or 60.04Hz, reserves two decimal fractions;...
  • Page 36 Setting Setting c-4-2-1) Charger c-4-1-6) GlblMPPTFunc Set the parameters of the charger on this age. The inverter is only compatible GlblMPPTFunc means global Max. power point shadow track function. with a Lithium ion battery. The user can set the charge & discharge parameters When part of a PV panel is shaded, it might create two or more top points (refer along with the awaken mode.
  • Page 37 Setting Setting c-4-3 ) Reset c-4-2-2) EPS System The inverter can work on EPS mode. Each option can be set as YES or NO. EPS System parameters can be set as below. “Mute”means you can set the buzzing of system is ON or OFF, when it has entered Reset Inv Energy the EPS mode.
  • Page 38 New Password when the battery is full. Only the A1-Hybrid series inverter will supply power to the loads from the battery until the battery capacity is below the set value >...

  • Page 39: Troubleshooting

    This section contains information and procedures for solving possible problems with A1-Hybrid series inverters, and provides you with troubleshooting tips to identify and solve most problems that could occur with A1-Hybrid series inverters. This section will help you narrow down the source of any problems you may System Switch encounter.
  • Page 40 Troubleshooting Troubleshooting Faults Faults Diagnosis and solution Diagnosis and solution BMS_Discharge Battery Fault-discharge overcurrent fault Inverter EEPROM Fault OverCurrent • Please contact battery supplier EepromFault • Or seek help from us, if can not go back to normal state. • Turn off the PV, battery and grid , reconnect them. EPS Battery Power Low Battery Fault-extarnal fault BMS_External_Err...
  • Page 41 Troubleshooting Troubleshooting Faults Diagnosis and solution Diagnosis and solution Faults Residual Current Device Fault The detection circuit Fault SampleConsistence • Check the impedance of DC input and AC output. • Disconnect PV+ , PV- and battery, reconnect them. RCD_DeviceFault Fault •...

  • Page 42: Routine Maintenance

    Troubleshooting Decommissioning 12 Decommissioning 11.2 Routine Maintenance 12.1 Remove the Inverter Inverters do not need any maintenance or correction in most condition, but if the inverter often loses power due to overheating, the following can be the reason: The cooling fins on the rear of house are covered by dirt. Disconnect the inverter from DC Input , AC output and battery.

This manual is also suitable for:

A1-hybrid-6.0-usA1-hybrid-7.0-usA1-hybrid-7.6-usA1-hybrid-8.6-us

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