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Related Manuals for Renac R3 Pre Series
Summary of Contents for Renac R3 Pre Series
- Page 1 R3 Pre Series R3-15K R3-17K R3-20K R3-25K...
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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 ........................3 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 ......................26 6. Maintenance ................................ 28 6.1 Routine Maintenance ..........................28 6.2 Fan Maintenance ............................28...
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Page 5: Introduction
R3 Pre Series User Manual 1. Introduction 1.1 Introduction This manual describes solar inverters： R3-15K / R3-17K / R3-20K / R3-25K. 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: System Sizing
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 Pre Series User Manual 2. Technical description of inverters 2.1 Mechanical design Figure 2-1 shows the outline dimensions of R3-15K/R3-17K/R3-20K/R3-25K: 199.00 520.00 ① ② ③ ④ ⑥ ⑩ ⑦ ⑧ ⑨ ⑤ ○ Figure 2-1 Outline dimensions DC Switch... -
Page 8: Technical Data
R3 Pre Series User Manual 2.3 Technical data Model R3-15K R3-17K R3-20K R3-25K PV Input Data Recommended Max. PV Power [Wp] 22500 25500 30000 37500 Max. PV Power for Single MPPT [Wp] 8000 10000 12000 15000 Max. PV Input Voltage [V]... -
Page 9: Grid Codes
R3 Pre Series User Manual Model R3-15K R3-17K R3-20K R3-25K AC Surge Protection Integrated (Type II) General Data Size (Width * Height * Depth) [mm] 520 * 408 * 199 Weight [kg] User Interface LED + OLED Communication RS485 and USB(Standard), WIFI or 4G or Ethernet (Optional) Ambient Temperature Range [℃]... - Page 10 R3 Pre 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 Pre 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 Pre Series User Manual 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. 3) Select a well-ventilated place sheltered from direct sun radiation. -
Page 13: Mounting Procedure
R3 Pre Series User Manual 3.4 Mounting procedure Setp1: Drill 4 Fix 11 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 R3 Pre Series User Manual Connect the inverter to the grid as follows: 1) Strip off N/L1/L2/L3 cables as figure 3-8: Figure 3-8 Strip off N/L1/L2/L3 cables Description Remark Protective layer Diameter ranges : 15-25mm Length of stripped off 16mm...
- Page 15 R3 Pre Series User Manual 5) Insert the main part of AC connector into the terminal and hear a "click" sound. Figure 3-12 6) Use a wrench to tighten the nut, and there is a "click" sound. Figure 3-13 7) Complete the installation.
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Page 16: Connection To Pv String (Dc Input)
R3 Pre Series User Manual 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. Figure 3-16 3.5.2 Connection to PV string (DC input) 1) Before connecting PV string, make sure DC switch is turned off. -
Page 17: Communication Connection
R3 Pre Series User Manual 3.5.3 Communication connection Relay +3.3V DRM0 Meter - RS 485 + RS 485 - Meter + RS 485 resistance COM Port RCR Port (Europe Standard) I/O Port Figure 3-18 Communication connection 3.5.3.1 RCR Port (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 Pre Series User Manual 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
Insert a USB flash disk for local software upgrade. Please contact after-sales personnel for details. 3.5.3.4 Meter connection Renac R3 15-25kW 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 20: Rs485 Connection
R3 Pre 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... -
Page 21: User Interface
R3 Pre 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 22: Lcd Display
R3 Pre 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... - Page 23 R3 Pre 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...
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Page 24: Setting Language
R3 Pre 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... -
Page 25: 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 26: Error Logs
R3 Pre Series User Manual 4.2.10 About Normal =====Menu===== ====About==== ====About==== ====About==== Power: Settings Model: InverSN M Ver:Vx xx SysSwitch R3-25K 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 27: Warranty
R3 Pre 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 28 R3 Pre 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 29 • 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 30 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 31 R3 Pre 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.
- Page 34 R3 Pre Series User Manual...
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