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RCT Power DC 6.0 SP Manual
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RCT Power DC 6.0 SP Manual

RCT Power DC 6.0 SP Manual

Power storage single phase hybrid inverter
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MANUAL
Power Storage DC 6.0 SP
Single phase hybrid inverter
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Summary of Contents for RCT Power DC 6.0 SP

  • Page 1 MANUAL Power Storage DC 6.0 SP Single phase hybrid inverter...

  • Page 2: Table Of Contents

    Table of Contents ABOUT THIS MANUAL ............................1 SAFETY INSTRUCTIONS ............................3 UNPACKING AND STORAGE ..........................5 PRODUCT PRESENTATION ........................... 7 MECHANICAL INSTALLATION ..........................13 ELECTRICAL INSTALLATION ..........................17 COMMUNICATION PORTS ..........................28...
  • Page 3 COMMISSIONING .............................. 38 RCT RESS APP ..............................40 SYSTEM CONNECTION DIAGRAM ........................70...
  • Page 4 SYSTEM DECOMMISSIONING ..........................72 LED INDICATORS ............................... 73 ERROR MESSAGES AND TROUBLESHOOTING ....................74 MAINTENANCE ..............................78 EXCLUSION OF LIABILITY ........................... 79 TECHNICAL DATA .............................. 80 CONTACT ................................83...
  • Page 5 Keep this manual in a safe place for future reference. Declaration of conformity RCT Power confirms that the inverter described in this document is in compliance with the essential requirements and provisions of the following European Union directives: ⚫...

  • Page 6: About This Manual

    This document is applying to the Power Storage DC 6.0 SP. Power Storage DC 6.0 SP is referred to as "Inverter", " Power Storage DC ", "Device" or "Product" unless otherwise stated. This installation manual provides general instructions for installing, wiring, commissioning and operating the inverter and the battery.
  • Page 7 Symbols and Description References After disconnecting the electrical connections, wait a minimum of 5 minutes before opening the unit. Hot surface! Equipment grounding conductor (PE). This product must not be disposed of as normal household waste. CE mark The inverter complies with the requirements of the applicable CE guidelines...

  • Page 8: Safety Instructions

    2 Safety Instructions Personnel and Qualifications The inverter and the battery must only be installed, wired, connected, commissioned and serviced by qualified personnel to prevent material damage or personal injury. Qualified personnel authorised to perform the tasks described in this manual must have the following skills and technical expertise: They are trained to install electrical equipment.
  • Page 9 Risk of injury due to electric shock! Installation, service and maintenance work must only be carried out by a qualified electrician. • Do not drop the device. Do not expose it to knocks or pressure. • Only switch on again after all electrical work has been completed. Risk of burns on hot parts of the inverter housing.

  • Page 10: Unpacking And Storage

    3 Unpacking and Storage Unpacking and Inspection Our products are inspected for proper condition before shipment. Despite careful packaging, transport damage can occur. The transport company usually has to take responsibility for this damage. • Check the packing case for any visible damage. •...
  • Page 11 LAN to USB cable *Note： 3 sets DC Connector. Inverter Storage If the equipment is not to be installed or used immediately, please ensure that the storage environment meets the following requirements: • Do not unpack the outer package or throw the desiccant away, and check it regularly (every three months is recommended).

  • Page 12: Product Presentation

    Any deployment of the device that is different from the intended use is considered a misuse. RCT Power is not liable for damages resulting from misuse of the device. Any misuse terminates the warranty, guarantee and general legal liability of the manufacturer.
  • Page 13 Working Mode There are four working modes of the inverter, Back-up, Self-Consumption, TOU, Storm watch. 4.3.1 Backup-reserve In this mode, battery is as a backup power supply and always keep sufficient energy. The inverter monitors the grid, and when the grid is down it automatically switches to backup mode, disconnecting from the grid and supplying power to backed-up loads.
  • Page 14 Fig. 4-3 Self-Consumption 4.3.3 In this mode, users can manage the energy according to their own needs, and set the daily regular charging and discharging configurable profile on the app. The system operates according to a configurable charge/discharge profile - a Time-of-use (TOU) arbitrage profile, in which the battery is charged from the PV system or grid when tariffs are low, and discharged when tariffs are high.
  • Page 15 Product Specification 4.4.1 Component Description Fig. 4-5 Product Specification Pos_No Component Description PV Terminal Three separate Solar generator inputs (PV1 & PV2 & PV3) BAT Terminal 2 x BMS input (BAT1 &BAT2) EU version: ANT /ETH/ Power switch / Power sensor / BMS1 / BMS2 / RCR /RS485/ IO/S0 / MFR Communication Port AUS version: ANT /ETH/ Power switch / Power sensor / BMS1 / BMS2 /...
  • Page 16 4.4.2 Type Plate and Warning Signs ① ② ③ ④ Fig. 4-6 Type plate Pos_No Description Trademark and model Technical data Compliance symbols Serial number, company name and country of origin Warning! High leakage currents. It is essential to establish an earthing connection before connecting to the power supply circuit (AC mains)! Hot surface! The housing can heat up during operation.
  • Page 17 TUV Rheinland certified. This product must not be disposed of as normal household waste. This symbol indicates that the user manual must be read and understood before the device is put into operation.

  • Page 18: Mechanical Installation

    5 Mechanical Installation Pre-installation inspection Check the outer package Before unpacking the outer package of the inverter, check the outer package for visible damage, such as holes, cracks or other signs of possible internal damage, and check the inverter type. If there is any abnormal packaging or inverter type does not match, do not open, and contact your dealer as soon as possible.
  • Page 19 Category Tool Reflective vest Safety helmet Protective gloves Select mounting location Danger to life or serious injury from fire or explosions! • Do not mount the inverter on a flammable surface. • No combustible materials must be stored within 3m (9.84ft) of the inverter. •...
  • Page 20 Required minimum distances to allow sufficient free convection of air for cooling the unit. To prevent mutual heating, inverters must not be mounted on top of each other. It is very important to ensure that the inverter is ventilated and dissipated well. Please install the inverter in a ventilated environment •...
  • Page 21 Step 2. Use expansion bolts in accessory bag to fix the wall-mounted bracket onto the wall tightly. Step 3. Carry the Inverter by holding the handle on two sides and place it on the wall-mounted bracket. Use screw sets to lock bottom side.

  • Page 22: Electrical Installation

    6 Electrical Installation Overview of the connections Fig. 6-1 Overview of the connections Component Comment Comment Customer PV1 ~ PV3 Terminals for PV input. See 6.5 BAT1 - BAT2 Connectors for the battery power cables See 6.6 Terminals to connect to the grid. AC Grid See 6.4 230V (L, N, PE)
  • Page 23 Grounding Electric shock! • Make sure that the grounding cable is connected reliably. Otherwise, it may cause electric shock. • Since the inverter is not equipped with a transformer, neither the negative electrode nor the positive electrode of the PV string can be grounded. Otherwise, the inverter will not operate normally.
  • Page 24 Fig. 6-3 PE cable connection AC Connection 6.4.1 AC side Requirements Before connecting the inverter to the grid, ensure the grid voltage and frequency comply with requirements, for which, refer "Technical Date". Otherwise, contact the electric power company for help. Only with the permission of the local grid department, the inverter can be connected to the grid.
  • Page 25 6.4.2 Install AC cable Step 1. Disconnect the AC side circuit breaker and prevent it from accidentally reconnecting to it. Step 2. Strip the cable jacket and the wire insulation as shown in the following figure. Step 3. Crimp terminals. Step 4.
  • Page 26 Step 6. Screw the lock wire nut into the body. Torque: 2.5+/-0.5Nm. Step 7. Insert the AC connector plug into the corresponding AC out port on the inverter. 6.4.3 Unlock instructions Step 1. Use the flat-head screwdriver installation icon to flip the unlock lock (skip this step if you use a tool to unlock the lock).
  • Page 27 Step 3. Remove the female end of the cable to unlock the account. DC connection Danger to life or serious injury from electric shock! • A high voltage of up to 600 V is applied to the DC cables while the PV system is exposed to sunlight.
  • Page 28 • On the coldest day based on statistical records, the open-circuit voltage of the PV array must never exceed the maximum input voltage of the inverter. • The connection cables of the PV modules must be equipped with the terminal included in the scope of delivery. •...
  • Page 29 Battery connection Danger to life or serious injury from electric shock! • Only the battery systems specified and certified by RCT Power must be connected! Check the cables for correct polarity. • Cables must only be connected or disconnected in a voltage-free state.
  • Page 30 Fig. 6-4 Power Battery Master Pos_No Component DC cable (+) to the main inverter DC cable (-) to the main inverter Connector for DC cable (-) from top battery stack RJ45 socket for network cable to main inverter PE connection for protective conductor On / Off switch Openings for stacking on the top stack LED status display...
  • Page 31 Then plug the cable into the RJ45 connector for BMS1, BMS2 (CAN). Cat 5 cable for CAN connection from Power Battery Master to Power Storage Inverter Fig. 6-6 BMS connection ⚫ For more information about Power Battery Master and Power Battery Stack, please refers to “User Manual”...
  • Page 32 Danger to life or serious injury from electric shock! High voltage is present in the inverter components when the inverter is connected to the mains (AC voltage source) and/or to a PV array exposed to sunlight or is connected to a battery (DC voltage source). This voltage can cause fatal electric shocks.

  • Page 33: Communication Ports

    7 Communication Ports Overview of Communication Port Fig. 7-1 Communication Port Connection of the communication interfaces: Component Description Antenna, Wi-Fi monitoring. Ethernet, LAN monitoring. Power Switch Communication with Back-up box Power Sensor Power Sensor: Communication with energy control detector. /Dark start Dark start: Dark start function, Only for EU version.
  • Page 34 COM cable Connection 7.2.1 Making network cables procedure: Step 1. Use network cable pliers to peel off the cover of the network cable. The recommended length of the cover is 1.5 to 2cm. Step 2. Separate the eight core wires of the peeled network cable in different colors and sort them from left to right according to the international standard connection T568B.
  • Page 35 Step 5. After the core wires are connected and the cable sequence is correct, insert the RJ45 connector into the corresponding pliers and crimp the connector. Then make the other end of the network cable by following the same steps. Note that the cable sequence of this end is T568B.
  • Page 36 Step 5. Use an open wrench to lock the wire nut into the body. Torque:2.0+/-0.5Nm. ANT Port Connection Procedure for WiFi Remove the protective cap. Tighten the Antenna. Fig. 7-2 ANT Port connection ETH Port Connection After the initial commissioning, the Power Storage DC offers the option to communicate via an Ethernet interface in addition to communication over a Wi-Fi network.
  • Page 37 RJ45 connections for Power Battery, Power Sensor and Power Switch The inverter communicates with the battery via a Controller Area Network (CAN bus). The connection of RJ45 interfaces: Step Description Disconnect voltage sources. Use the corresponding cable ducts for the supply cable. Select the correct interface.
  • Page 38 Fig. 7-6 Additional communication Power Sensor 2) Dark Start function (EU only) Procedure for Dark Start 1.Use the LAN to USB cable to the Dark Start port of the inverter, then use the other port to provide a 5V power. 2.
  • Page 39 A RJ45 interfaces is used for DRED connection. Definition DRM1/5 DRM2/6 DRM3/7 DRM4/8 REFGEN COM/DRM0 Fig. 7-8 Connection - Demand response enable device 7.6.2 RCR Port Connection In Germany and some other European regions, grid companies use Ripple Control Receiver to convert grid dispatching signals into dry contact mode for transferring.
  • Page 40 •The inverter has not been tested to AS/NZS 4777.2:2020 for multiple inverter combinations and/or multiple phase inverter combinations such combinations should be used or external devices should be used in accordance with the requirements of AS/NZS 4777.1. RS485 Connection Application: The serial interface enables the connection of external data loggers or counters.
  • Page 41 Each port of the IO/SO interface can be configured to receive input or output signals. Figure 7-11 IO/SO interface connected with an emergency shutdown switch and a solar display unit or meter A RJ45 interfaces is used for IO/S0 connection. Definition 5V_IO GND_IO...
  • Page 42 Fig. 7-12 Connection - Contactor and switchable load A RJ45 interfaces is used for MFR connection. Definition...
  • Page 43 8 Commissioning The inverter is equipped with an internal Wi-Fi module. To set up and commission the inverter, you must connect to it via Wi-Fi using the RCT RESS App. To avoid material damage and personal injury, the Power Inverter must only be installed, wired, connected, commissioned and serviced by qualified personnel.
  • Page 44 LED light Fig. 8-1 LED light...
  • Page 45 9 RCT RESS App Installing App RCT RESS APP is an external monitoring/ configuration application for the inverter, used on smart phones or tablet for both Android and iOS system. With the powerful RCT RESS App you can manage and control all functions of your storage system.
  • Page 46 Step 3: Enter the account and password and click "Agree to Service Agreement and Privacy Guide". Then, tap "SIGN IN" to enter the RCT REST APP. The "Country/Region" must be set to the country where the inverter is installed at. Otherwise, the inverter may report errors.
  • Page 47 Home Home page of the App is shown in the following figure: Name Description Title bar Display the name of the inverter and the daily and total revenue situation. Today yield Shows today power generation of the inverter. Power consumption Displays the data and status of each module.
  • Page 48 Description Click on the red or the left and right arrows to display data from different time dimensions. Display the proportion of PV panel generation to grid purchase. Display the self-powered proportion of today, this month, this year and all the time. Display the proportion of fed to grid power and self- powered power.
  • Page 49 Name Description From left to right, it represents load, PV, grid and battery capacity in sequence. Icon You can click the corresponding icon to select/not select. Click the left and right arrows to display the power generation curves for different date. Date Click the red arrow to display the week, month, year, and total power generation bar charts.
  • Page 50 9.7.1 Weather watch This will enable the cloud to monitor local weather and charge the batteries for backup in case of any extreme future weather events. This mode is equivalent to the backup only with the largest target SOC. 9.7.2 Backup-reserve Priority: Battery >...
  • Page 51 Display the status of each module. description Check Update: Check the latest version of the App. About us Service Agreement: View RCT Power Service Agreement. Private Guide: View RCT Power Private Guide. Wizard View the device quick installation manual or device connection guide.
  • Page 52 Procedure: Step 1: Enable WLAN function on mobile devices and connect to the WLAN network of the current inverter. Step 2: Click the "Local device" button to enter the Local device screen. Step 3: Connect the device hotspot (password is the device serial number), click "Scan" button or enter 10.10.100.254 in the IP field and click "Add"...
  • Page 53 ⚫ There are two schemes for network configuration: Ethernet: Click button and insert the network cable into the network module. WI-FI: Click , enter the WI-FI name and password. Note: The Android system can use the WI-FI scan function, click button, so that the drop-down button appears at the end of the input box.
  • Page 54 ⚫ Select device mode: Click the drop-down button of the input box to display the selection box. ⚫ IP acquisition scheme: Automatic acquisition: Switch to the ON button. Static address: Switch to the OFF button and enter the IP, Gateway, Mask and DNS.
  • Page 55 ⚫ Click the button to send configuration information, wait for the end, and then click the button. 9.8.1.2 Advanced Tap Advanced to enter the screen, as shown in the following figure:...
  • Page 56 Description Readable and writable (No data read) Readable but not writable (No data read) Readable and writable (Data read) Readable but not writable (Data read) ⚫ Modify Data: Click the button, enter the value and then click the “sure” button to confirm.
  • Page 57 ⚫ Click for the battery correction. ⚫ Click to cancel the battery correction.
  • Page 58 ⚫ Battery Rack: Click button to enter the battery Rack interface. A battery rack contains up to six battery packs.
  • Page 59 Name Description SN: Battery rack serial number SW: Battery rack software version Temperature: Current minimum | maximum temperature of the battery cell in the Battery rack information battery rack Voltage: Current minimum | maximum voltage of the battery cell in the battery rack a: Battery pack serial number b: Battery pack version number...
  • Page 60 For compliance with AS/NZS 4777.2:2020, please select from Australia A/B/C. Please contact your electricity grid operator for which region to use. L/H voltage ride-through Tap L/H voltage ride-through to enter the screen, as shown in the following figure:...
  • Page 61 Ramp rate setting Tap Ramp rate setting to enter the screen, as shown in the following figure: Active power mode Close active power control...
  • Page 62 Volt-watt (VW) Frequency-watt (FW)
  • Page 63 Reactive power mode Close reactive power control Volt/Var mode...
  • Page 64 Specified power factor Reconnect setting...
  • Page 65 Limit...
  • Page 66 9.8.1.5 Error log Tap Error log to enter the screen, as shown in the following figure: Description Display error name, error information, error codes and error start time-end time Filter error type. Click on the error message to view the solution. 9.8.1.6 Add battery stack Tap Add battery stack to enter the screen, as shown in the following figure:...
  • Page 67 9.8.1.7 Set timestamp Tap Set timestamp to enter the screen, as shown in the following figure: Step 1: Click button to select date and time. Step 2: Click button to save current settings.
  • Page 68 9.8.1.8 Write serial number Tap Set timestamp to enter the screen, as shown in the following figure: Step 1: Click button to scan or enter the serial number manually. Step 2: Click button to save current settings. 9.8.1.9 Inverter update Tap Inverter update to enter the screen, as shown in the following figure: Update method: Click the...
  • Page 69 Name Description Actual version The latest version embedded in the application. Your version The version of the current device. 9.8.1.10 BMS update Tap BMS update to enter the screen, as shown in the following figure: Update method: Click the button to update BMS by using the embedded file; Click the button to select file to update BMS.
  • Page 70 Name Description Actual version The latest version embedded in the application. Your version The version of the current device. 9.8.1.11 WI-FI version Tap WI-FI version to enter the screen, wait for the read version to end, as shown in the following figure: 9.8.1.12 MQTT Server Tap MQTT Server to enter the screen, as shown in the following figure:...
  • Page 71 Step 1: Click button to pop up server options. Step 2: Select Server. Step 2: Click “SURE” button to confirm. 9.8.2 LED status description 9.8.3 Wizard Tap Wizard to enter the Fig.1 screen, as shown in the following figure.
  • Page 72 If the device installation is not completed, click "No" to enter the interface shown in Fig.2 to view the quick installation manual. Click "Next" to complete the device installation according to the instructions. If the device has been installed, click "Yes" to enter the interface shown in Fig.3, and click "NEXT" to complete the device configuration according to the instructions.
  • Page 73 Name Description Update Click the "Update" button to update to the latest version Update Log Click this button to view the update results (as shown in the right figure) 9.8.5 Error Tap Error to enter the screen, as shown in the following figure. Description Error log group name.
  • Page 74 Description Modify nickname, phone number, E-mail and password. Save current modifications. To log out current account.
  • Page 75 10 System Connection Diagram Only inverter system connections 10.1 This diagram is an example for Australia and New Zealand grid system. Power Storage DC 6.0 SP Hybrid inverter DC Breaker Current Loop P-Sensor BAT1 Power Sensor BMS1 AC Breaker DC Breaker...
  • Page 76 Power Storage DC 6.0 SP Hybrid inverter DC Breaker Current Loop P-Sensor BAT1 Power Sensor Power Switch Box* AC Breaker BMS1 DC Breaker BAT2 P-Switch BMS2 RS485 GRID L N PE AC Breaker L N PE L N PE Normal...
  • Page 77 11 System Decommissioning Disconnecting Inverter 11.1 Danger of burns! Even if the inverter is shut down, it may still be hot and cause burns. Wear protective gloves before operating the inverter after it cools down. For maintenance or other service work, the inverter must be switched off. Proceed as follows to disconnect the inverter from the AC and DC power sources.
  • Page 78 12 LED Indicators LED lights indication: Category LED States Description LED1 LED3 Steady green On-grid mode operation Blinking green fast Off-grid mode operation (On 0.2s, Off 0.2s) Blinking green slowly Running Indicator Standby (On 2s, Off 2s) No voltage on PV or battery. Blinking Red fast System alarm (On 0.2s, Off 0.2s)
  • Page 79 13 Error Messages and Troubleshooting Error message Description Cause and possible corrective action General error, causing switch-off of Please refer to instructions on additional ERR_TRAP inverter. Occurs always with additional single fault. single fault. Overvoltage occurred in DC-link. DC-link-voltage is out of permissible range. ERR_HW_STOP_UZK Inverter stops feeding.
  • Page 80 Error message Description Cause and possible corrective action When the maximum permissible battery voltage limit is exceeded, Power Storage stops charging. Your power storage continually Check grid voltage level and / or ask grid ERR_UL_UNDER_L1_LV1 monitors voltage level of grid. provider about grid stability.
  • Page 81 Error message Description Cause and possible corrective action CAN communication timeout with Check the RJ45 connector fitting. ERR_CAN_TIMEOUT battery module. Check the RJ45 connector wire ring. Restart the BMS, If the error still occurs, please contact service. Battery module over current. If the error occurs multiple times, restart ERR_HW_STOP_BAT_OCP the BMS and the Power Storage.
  • Page 82 Error message Description Cause and possible corrective action The power on the AC bus exceeds the power overruns, causing the inverter to be power setting value to trigger the limit unable to limit the power within the range. protection. If not, there may be a problem with the inverter itself and it needs to be checked by a professional.
  • Page 83 14 Maintenance This section describes the inverter's routine maintenance work and the suggested time intervals. Maintenance Tasks Method Maintenance Interval System cleaning Check that the heat sink is free of dust. Half-yearly or annually depending on environmental conditions Check if the inverter is damaged or deformed. System operating Half-yearly Check if the operating noise of the inverter is normal.
  • Page 84 Although the information contained in this manual has been carefully checked for accuracy and completeness, no liability can be assumed for errors or omissions. RCT Power reserves the right to change the hardware and software features described in this manual at any time without prior notice.
  • Page 85 Max. Short-circuit Current per MPPT Max. Backfeed Current to the Array Number of MPP Trackers Number of Strings per MPPT BATTERY INPUT Compatible Battery RCT Power Battery Battery Type LiFePO Number of Battery Input Battery Voltage Range 120-520V Max. Charge / Discharge Current 25A / 25A Max.
  • Page 86 Model Number RHS-6K-H Adjustable Power factor 0.8 leading - 0.8 lagging Total Harmonic Distortion <3% at rated power AC OUTPUT (Back up* Max. Output Apparent Power 6000VA Rated Output Voltage 230V, L/N/PE Rated Output Frequency 50Hz PROTECTION PV String Current Monitoring Integrated PV Insulation Monitoring Integrated...
  • Page 87 Model Number RHS-6K-H DC Connection Phoenix XLIX (PV) / Weidmüller WM4 (Battery) AC Connection Quick connection plug Dimensions (W×H×D) 605×445×165mm Weight 22kg Type of installation Wall-mounting bracket Pollution Degree Overvoltage Category II (DC) / III (AC) Protection Class PV, Battery and AC port DVCC Communication port DVCA...
  • Page 88 17 Contact RCT Power Energy Technology Corporation One Walnut Creek Center,100 Pringle Ave., Suite 780, Walnut Creek, CA 94596 Phone: +1 (888) 99 RCTUS / (888-99-72887) E-mail: info@rct-power.us Website: www.rct-power.us RCT Power Line Eid Str. 1 78467 Konstanz, Germany Phone: +49 (0)7531 996 77-0 Mail: info@rct-power.com...