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Summary of Contents for Renac R3 Nano Series
- Page 1 R3 Navo Series R3-30K R3-36K R3-40K R3-50K...
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Page 3: Table Of Contents
Content 1. Introduction ................................3 1.1 Introduction ..............................3 1.2 Applied designations ............................ 3 1.3 Important safety information ........................4 1.4 System sizing ..............................4 2. Technical description of inverters .......................... 5 2.1 Mechanical design............................5 2.2 Electrical system design ..........................5 2.3 Technical data .............................. - Page 4 Appendix A: FAQ (Frequently asked questions ......................27 6. Maintenance ................................ 29 6.1 Routine Maintenance ..........................29 6.2 Fan Maintenance ............................29...
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Page 5: Introduction
R3 Navo Series User Manual 1. Introduction 1.1 Introduction This manual describes solar inverters： R3-30K / R3-36K / R3-40K / R3-50K. These inverters are transformerless based inverter. Please read the safety instructions in this manual first. Throughout the manual it is assumed that the reader is familiar with AC and DC installations and knows the rules and regulations for electrical equipment and for connecting it to the utility AC arid. -
Page 6: Important Safety Information
The limitation depends mainly on internal and ambient temperatures. The limitation is calculated continuously and always allows the maximum possible amount of energy to be produced. Please use the tool supplied by Renac Power when dimensioning a photovoltaic system. -
Page 7: Technical Description Of Inverters
R3 Navo Series User Manual 2. Technical description of inverters 2.1 Mechanical design Figure 2-1 shows the outline dimensions of R3-30K/R3-36K/R3-40K/R3-50K: 220.00 585.00 ① ② ③ ④ ⑤ ⑩ ⑧ ⑦ ⑨ ○ ⑥ Figure 2-1 Outline dimensions DC Switch DC (PV terminals) I / 0 port Communication port... -
Page 8: Technical Data
R3 Navo Series User Manual 2.3 Technical data Model R3-30K R3-36K R3-40K R3-50K PV Input Data Recommended Max. PV Power [Wp] 45000 54000 60000 75000 Max. PV Power for Single MPPT [Wp] 20000 20000 20000 20000 Max. PV Input Voltage [V] 1100 MPPT Voltage Range [V] 180 ~ 1000... -
Page 9: Grid Codes
R3 Navo Series User Manual Model R3-30K R3-36K R3-40K R3-50K AC Surge Protection Integrated (Type II) General Data Size (Width * Height * Depth) [mm] 585 * 480 * 220 Weight [kg] User Interface LED + OLED Communication RS485 and USB(Standard), WIFI or 4G or Ethernet(Optional) Ambient Temperature Range [℃] -25 ~ +60 Relative Humidity... - Page 10 R3 Navo Series User Manual EN50549-CZ Czech Republic power Grid, meet Grid standards “EN50438Y2007-CZ. EC61727-N India power Grid. Korea Korea power Grid. EN50549-SW Sweden power Grid. China-W China power Grid, Grid voltage range: 160-290V China-H Grid frequency range: 47-53HZ. EC61727-IN-W China power Grid, meet standards”CQC".
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Page 11: Installation And Startup
R3 Navo Series User Manual 3. Installation and startup Warning！ Before installation and maintenance, AC and DC side doesn't carry electricity, but if DC side is just disconnected, capacitance still contains electricity, so please wait for at least 5 minutes to ensure the capacitors completely release the energy and inverter is not electrified. -
Page 12: Installation Position
R3 Navo Series User Manual 5) Please do not install inverter under direct sunlight, rain and snow. Figure 3-2 Installation environment 3.3 Installation position 1) The installation method and mounting location must be suitable for the inverter's weight and dimensions. 2) Mount on a solid surface. -
Page 13: Mounting Procedure
R3 Navo Series User Manual 3.4 Mounting procedure Setp1: Drill 4 Fix Ø11 holes in the wall according to the dimensions. Figure 3-5 Step2: Fix the wall mounting bracket on the wall with 4 expansion bolts in accessory bag. Figure 3-6 Setp3: Place the inverter on the wall-mounted bracket and install the fix screw. -
Page 14: Electrical Connection
R3 Navo Series User Manual 3.5 Electrical connection 3.5.1 Connection to the grid (AC output) 1) Add breaker or fuse to AC side, the specification should be more than 1.25 times of rated AC output current. 2) The PE line of inverter should be connected to the earth, make sure the impedance of neutral wire and earth wire less than 10 ohm. - Page 15 R3 Navo Series User Manual 4) The cables are inserted into the terminal according to the wire sequence (L1/L2/L3/N/PE), so that the insulating terminal is flush with the surface of the terminal, and the crimping screw torque is 4.0+0.1Nm. Figure 3-11 5) Insert the main part of AC connector into the terminal and hear a "click"...
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Page 16: Connection To Pv String (Dc Input)
R3 Navo Series User Manual Disassembly the inverter from the Grid: 1) Hold the unlocking buckle with one hand and rotate it in the direction of the mark, and turn the nut in the opposite direction. Figure 3-15 2) Use a screwdriver to press against the unlocked position and hold the wire nut and pull it back to complete the separation of the male and female ends. -
Page 17: Communication Connection
R3 Navo Series User Manual Figure 3-17 PV connection 3.5.3 Communication connection Relay Meter - RS 485 + RS 485 - Meter + RS 485 resistance RCR Port (Europe Standard) COM Port I/O Port Figure 3-18 Communication connection 3.5.3.1 RCR P (Europe Standard) In Europe, the grid company uses the Ripple Control Receiver (RCR) to convert the grid dispatching signal and send it as a dry contact signal. - Page 18 R3 Navo Series User Manual Figure 3-19 Switch Operation on External RCR Output power (in % of the Rated AC output power) Close K1 100% Close K2 Close K3 Close K4 Connect to the RCR port: 1) Strip five cables, and the diameter of the stripped cables cannot exceed 3mm. 2) Crimp the five cables as figure 3-20: Figure 3-20 3) Pass the crimped wire into the RCR connector.
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Page 19: Com Port
R3 Navo Series User Manual Figure 3-23 6) Use a wrench to tighten the nut. Figure 3-24 7) Screw the male head into the female and complete the installation. Figure 3-25 3.5.3.2 COM Port Connect the WIFI/4G/Ethernet module to the COM port of the inverter. After the connection is successful, you can view the inverter power generation, operation status and other information through the mobile phone app. -
Page 20: Usb Port
Insert a USB flash disk for local software upgrade. Please contact after-sales personnel for details. 3.5.3.4 Meter connection Renac R3 30-50kW series inverter has the function of anti-reverse current, which can control the power exported to the grid by connecting an intelligent electricity meter. -
Page 21: Rs485 Connection
R3 Navo Series User Manual CT direction Grid CT Wires： L2 L3 N PE S1→White SDM630MCT S2→Black and White Smart Meter1 Load LA NA TX+TX- 230V AC Power supply Grid RS485A RS485B Inverter ADD interface Solar Panels Figure 3-27 3.5.3.5 RS485 connection Mobile terminal GPRS/WIFI Inverter... -
Page 22: User Interface
R3 Navo Series User Manual Starting the inverter: 1) Close the DC and AC circuit breakers; 2) If the solar panels provide enough energy, the power module will work, and the LCD panel will be lit; 3) If you are starting the inverter for the first time, the inverter needs to be commissioned. For example, language, time, etc. -
Page 23: Lcd Display
R3 Navo Series User Manual 4.2 LCD display Mean Structure: Normal Power: XX-XX XX:XX:XX =====Menu===== =====Solar===== =====Solar===== =====Solar===== =====Solar===== =====Solar===== >Status Vpv1: 0.0V Vpv2: 0.0V Vpv3: 0.0V Vpv4: 0.0V PV Conf: Comm History Ipv1: 0.0/0.0A Ipv2: 0.0/0.0A Ipv3: 0.0/0.0A Ipv4: 0.0/0.0A Settings Ppv1:... - Page 24 R3 Navo Series User Manual ====On-Grid==== ====Safety==== Normal >Safety >AS4777 Power: Grid Export Control XX-XX XX:XX:XX ===Advanced*=== =====Grid===== ==Volt Protect== ==Volt Protect== >On-Grid >Volt Protect >Vac Upper Slow >Vac 10M Avg Feature Freq Protect 260.0V 255.0V =====Menu===== New Password Status History >Settings ==Volt Protect==...
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Page 25: Setting Language
R3 Navo Series User Manual 4.2.1 Setting language Normal =====Menu===== ====Settings==== ===Language=== Power: Status >Language >English History Date&Time XX-XX XX:XX:XX >Settings PV Config 4.2.2 Setting date & time Normal =====Menu===== ====Settings==== ===Date&Time=== Power: Status Language Date:xx-xx-xx History >Date&Time Time:xx:xx:xx XX-XX XX:XX:XX >Settings PV Config 4.2.3 Setting PV configuration... -
Page 26: Upgrading The Inverter
>No< >No< Step 1: Please contact Renac technicians to obtain the upgrade program. Step 2: Insert the USB disk into the computer and copy the upgrade program to the USB disk. Step 3: Insert the USB disk into the USB port of the inverter. -
Page 27: Error Logs
R3 Navo Series User Manual 4.2.10 About Normal =====Menu===== ====About==== ====About==== ====About==== Power: Settings Model: InverSN M Ver:Vx xx SysSwitch R3-50K 123456789abcdefg S Ver: Vx.xx XX-XX XX:XX:XX >About H Ver: Vx.xx 4.3 Self-Test in accordance with CEI 0-21 (Applies to Italy only) The self-test is only required for inverters, which are commissioned in Italy. -
Page 28: Warranty
R3 Navo Series User Manual 5. Warranty The standard warranty period for the inverter is 60 months from the date of installation and no more than 66 months (5.5 years from the date of shipment from factory. 5.1 Warranty claim procedure Please report defective device with a brief error description and SN code to our service mail or service hotline for registration. - Page 29 R3 Navo Series User Manual 4) Logistic fee: Cost of delivery, tariff and other derived expense when defective products are sent from user to factory or/ and repaired products are sent from factory to user. Appendix A: FAQ (Frequently asked questions) Sometimes, the PV system does not work normally: we recommend the following solutions for average troubleshooting.
- Page 30 • Check if the fan is stopped by dust or other foreign. • Or seek help from us, if cannot go back to normal state. PLL Error The errors are internal faults of Renac inverter Island Error • Turn off PV and grid, wait for 5 minutes, then reconnect.
- Page 31 Restart the inverter only after removing the fault that impairs safety performance. As the NOTICE inverter contains no component parts that can be maintained, never arbitrarily replace any internal components. For any maintenance need, please contact Renac Power. Otherwise, Renac Power shall not be held liable for any damage caused. 6.1 Routine Maintenance...
- Page 32 R3 Navo Series User Manual Step 1: Stop the inverter (turn off the DC and AC switches of the inverter and wait for at least 5 minutes). Step 2: Screw down four screws of two fan modules. Step 3: Unscrew 4 screws for each fan module. Step 4: Disconnect the fan wire, pull out the fan module, clean the fan with a soft brush or vacuum cleaner, and replace the fan if necessary.
- Page 34 R3 Navo Series User Manual...
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