SAJ C6 Series User Manual

Commercial on-grid solar inverter

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Specifications are subject

to change without notice.

Tel: (86)20 66608588

GUANGZHOU SANJING

ELECTRIC CO.,LTD

Fax: (86)20 66608589

Web: www.saj-electric.com

Add: SAJ Innovation Park,No.9, Lizhishan Road,Science City,

Guangzhou High-tech Zone , Guangdong, P.R.China

C6-50K-T6-LV-40

C6-60K-T9-LV-40

C6-75K-T6-40

C6-100K-T9-40

r25

COMMERCIAL ON-GRID

SOLAR INVERTER

V0.1

C6-75K-T12-LV-40

C6-110K-T12-40

C6-125K-T12-40

series

User Manual

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Summary of Contents for SAJ C6 Series

Page 1 Specifications are subject to change without notice. series COMMERCIAL ON-GRID Tel: (86)20 66608588 Fax: (86)20 66608589 Web: www.saj-electric.com Add: SAJ Innovation Park,No.9, Lizhishan Road,Science City, GUANGZHOU SANJING SOLAR INVERTER User Manual Guangzhou High-tech Zone , Guangdong, P.R.China ELECTRIC CO.,LTD V0.1...
Page 2 The World’s Leading Provider of Digital Energy Management Services for Green Buildings Preface Thank you for choosing SAJ products. We are pleased to provide you first-class products and exceptional service. This manual provides information about installation, operation, maintenance, troubleshooting and safety. Please follow the instructions of this manual so that we can ensure delivery of our professional guidance and whole-hearted service.
Page 3 USER MANUAL SAJ SOLAR INVERTER Contents 5.3.2 AC Cable Specification ----------------- P27 5.8 AFCI ----------------------------------- P36 LED Panel -------------------- Set up Bluetooth Connection --------------- Complete the Initialization Settings --------- Determine the Installation Method and Position...
Page 4 USER MANUAL SAJ SOLAR INVERTER Scope of Application This User Manual describes instructions and detailed procedures for installing, operating, maintaining, and troubleshooting of the following SAJ Safety Precautions on-grid inverter C6-75K-T6-40 / C6-100K-T9-40 / C6-110K-T12-40 / C6-125K-T12-40 C6-50K-T6-LV-40 / C6-60K-T9-LV-40 / C6-75K-T12-LV-40 Please keep this manual all time available in case of emergency.
Page 5 · Do not stay close to the inverter while there are severe weather conditions including storm, lighting, etc. · Before opening the housing, the SAJ inverter must be disconnected from the grid and PV generator; you must wait for at least five minutes to le t the energy storage capacitors completely discharged after disconnecting from power source.
Page 6 USER MANUAL SAJ SOLAR INVERTER Explanations of Symbols Symbol Description Dangerous electrical voltage This device is directly connected to public grid, thus all work to the inverter shall only be carried out by qualified personnel. Danger to life due to high electrical voltage! There might be residual currents in inverter because of large capacitors.
Page 7 USER MANUAL SAJ SOLAR INVERTER Application Scope of Products C6 series products are grid-tied three-phase inverters without transformers. The product converts the DC generated by solar panels into AC which is in accordance with the requirements of public grid and sends the AC to the grid.
Page 8 USER MANUAL SAJ SOLAR INVERTER C6 – xK – Tx - LV - 40 ① ② ③ ④ ⑤ ① C6 is the product name. Specification for Datasheet ② xK means the rated power of the inverter in xkW, for example, 125K C6-(75K,100K,110K,125K)-(T6,T9,T12)-40 means 125 kW.
Page 9 USER MANUAL SAJ SOLAR INVERTER Model Model C6-75K-T6-40 C6-100K-T9-40 C6-110K-T12-40 C6-125K-T12-40 C6-75K-T6-40 C6-100K-T9-40 C6-110K-T12-40 C6-125K-T12-40 Protection General Data PV String Current Monitoring Integrated IP65 Ingress Protection IP66 Internal Temperature Detection Integrated Mounting Wall mounting Residual Current Monitoring Unit Integrated Dimensions [H*W*D][mm]...
Page 10 USER MANUAL SAJ SOLAR INVERTER C6-(50K,60K,75K)-(T6,T9,T12)-LV-40 Model C6-50K-T6-LV-40 C6-60K-T9-LV-40 C6-75K-T12-LV-40 Model C6-50K-T6-LV-40 C6-60K-T9-LV-40 C6-75K-T12-LV-40 Protection Input (DC) PV String Current Monitoring Integrated Max. PV Array Power [kWp]@STC Internal Temperature Detection Integrated Max. Input Voltage [V] 1100 Residual Current Monitoring Unit...
Page 11 USER MANUAL SAJ SOLAR INVERTER Model C6-50K-T6-LV-40 C6-60K-T9-LV-40 C6-75K-T12-LV-40 General Data 4000 (>3000 Power Derating) Max. Operating Altitude [m] Ingress Protection IP66 Mounting Wall mounting Dimensions [H*W*D][mm] 660*1045*361 Weight [kg] Warranty [Year] 5 (Standard)/10/15/20 (Optional) Certifications IEC/EN62109-1/2, EN61000-6-1/2/3/4...
Page 12 · The installation site must be well ventilated. Pre-installation Check 4.2.1 Although SAJ’ s inverters have thoroughly tested and are checked before delivery, it is uncertain that the inverters may suffer damages during trans- Check the Package portation. Please check the package for any obvious signs of damage, and if such evidence is present, do not open the package and contact your dealer as soon as possible.
Page 13 USER MANUAL SAJ SOLAR INVERTER DO NOT expose the inverter to direct solar irradiation as this could cause Drill Holes and Place the Expansion Tubes power derating due to overheating. Drill eight holes in the wall, and then insert expansion tubes in the holes The ambient temperature should be within the range from -40°...
Page 14 USER MANUAL SAJ SOLAR INVERTER Mount the Inverter Mount the Screws and the Mounting Bracket Carefully mount the inverter to the mounting bracket. Make sure Secure the mounting brackets with screws. that the rear part of the inverter is closely mounted to the mount- ing bracket.
Page 15 USER MANUAL SAJ SOLAR INVERTER Safety Instruction Electrical connection must only be operated on by professional techni- cians. Please keep in mind that the inverter is a bi-power supply equip- ment. Before connection, necessary protective equipment must be em- ployed by technicians, including insulating gloves, insulating shoes and safety helmet.
Page 16 USER MANUAL SAJ SOLAR INVERTER 5.3.4 AC Connection OT/DT Terminal Specification 5.3.1 Electrical Connection Fig 5.3 OT/OD terminal Overview L1/L2/L3/N cable terminal PE cable terminal Specification: Fig 5.2 Electrical connection overview COMM L1/L2/L3/N cable terminal M12 size a≤46mm, 13mm≤b≤15.5mm Callout...
Page 17 USER MANUAL SAJ SOLAR INVERTER 5.4.2 PV Connector Assembly DANGER Fig 5.4 Installating additional grounding cable · Dangerous to life due to electric shock when live components or DC cables are touched. · The PV panel string will produce lethal high voltage when exposed to sunlight. Touching live DC cables results in death or lethal injures.
Page 18 USER MANUAL SAJ SOLAR INVERTER Procedure Fig 5.12 1. Tighten the lock screws on the positive and negative connectors. Plug in connectors 2. Strip the insulation of the positive and negative cables by 8-10 mm. RS485 Communication CN10 RS485 METER...
Page 19 USER MANUAL SAJ SOLAR INVERTER • The LED indicator works as the alarm/fault indicator. When the relay is in Multiple-inverter dry contact connection： normal close contact (NC) and no alarm/fault occurs, the LED indicator is Inverter 2 Inverter 3 Inverter 1 on;...
Page 20 USER MANUAL SAJ SOLAR INVERTER Terminal block: RS232/USB Connection Table 5.10 name Function Terminal block description RS485-A+ RS485 in, RS485A differential signal + RS485-B- RS485 in, RS485B differential signal - GND, shielded earthing point Figure5.24 RS232 pin RS485-A+ RS485 in, RS485A differential signal + Fig 5.21...
Page 21 USER MANUAL SAJ SOLAR INVERTER Introduction of LED Panel Commissioning Fig 6.1 LED panel Display Status Description Solid Green The inverter is in normal on-grid state. Breathing Mode The inverter is in initialization or waiting state. Ring Light Solid Red An error occurs.
Page 22 滚滚长江东逝水 USER MANUAL SAJ SOLAR INVERTER 6.2.2 Installer APP Installation Complete the Initialization Settings To set the initialization parameters: The Elekeeper App can be used for both nearby and remote monitoring. Step 1. Log in to the Elekeeper App and connect to the inverter through Depending on the communication module used, it supports Bluetooth/4G or Blue- tooth/Wi-Fi to communicate with your inverter.
Page 23 USER MANUAL SAJ SOLAR INVERTER Fault Code Code Fault Information Code Fault Information Master AC SPD Error Master Relay Error Master DC SPD Error Master EEPROM Error Master Grid NE Voltage Error Master Temperature High Error Master Fan1 Error Master Temperature Low Error Master Fan2 Error Lost Communication M<->S...
Page 24 SAJ technical support. If this error occurs frequently, please contact your distributor DCI Devices Error Master Check the settings of the solar panel. SAJ designer can help or call SAJ technical support. Over Bus Voltage you. If the above mentioned are in normal, please contact your distributor or call SAJ technical support.
Page 25 USER MANUAL SAJ SOLAR INVERTER Routine Maintenance Inverter Cleaning Clean the enclosure lid and LED indicator of the inverter with moistened cloth with clear water only. Do not use any cleaning agents as it may damage the components. Routine Maintenance Heat Sink Cleaning Clean the heat sinks with dry cloth or air blower.
Page 26 USER MANUAL SAJ SOLAR INVERTER This device should not be disposed as residential waste. An inverter that has reached the end of its life and is not required to be returned to your dealer must be disposed carefully by an approved collection and recycling facility in your area.

This manual is also suitable for:

C6-75k-t6-40 C6-100k-t9-40 C6-110k-t12-40 C6-125k-t12-40 C6-50k-t6-lv-40 C6-60k-t9-lv-40 ... Show all