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Sinexcel PWS2-30M-EX, User Manual

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Sinexcel PWS2-30M-EX User Manual Download Page 39

 

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energy storage inverters. This has provided great convenience for detecting and controlling 

the operation of energy storage inverters. The overall structure diagram for system 

networking is shown in Fig. 5-4. 

Energy Storage 

Inverter

Energy Storage 

Inverter

Ethernet

Ethernet

Ethernet

Remote Dispatching 

Center

Switch

 

Fig. 5-4 Structure diagram for background monitoring system

Summary of Contents for PWS2-30M-EX

Page 1: ...PWS2 30M EX Energy Storage Inverter User s Manual Shenzhen Sinexcel Electric Co Ltd...

Page 2: ...el office or customer service center or directly contact Sinexcel Headquarters Shenzhen Sinexcel Electric Co Ltd All rights reserved In case of any content change it should be without prior notice She...

Page 3: ..._____________________________________ 7 2 1 1 System structure diagram _______________________________________ 7 2 2 OVERALL DIMENSION ________________________________________________ 8 2 3 APPEARANCE...

Page 4: ...___________________________ 33 5 1 1 RS 485 interface _____________________________________________ 33 5 1 2 Ethernet interface ____________________________________________ 33 5 2 BMS COMMUNICATION __...

Page 5: ...s manual Please read and understand the definition of each icon DANGER The DANGER icon indicates that there is a safety risk during operation If this kind of warning information is not followed it wil...

Page 6: ...ed and tested in strict accordance with relevant international safety standards Its installation trial operation operation and maintenance should comply with safe operation specifications of electrica...

Page 7: ...lectric connection CAUTION Poor ventilation for installation will weaken the system performance During equipment operation the ventilation should be good The equipment should be upright and there shou...

Page 8: ...erator s personal and property safety Any operation related to this device will be conducted by professionals Pay attention to the safety precautions listed in this manual and other documents When AC...

Page 9: ...The inverter can be restarted only after its malfunction affecting safety performance is removed Power can be supplied again after the inverter is fully disconnected for 1 minute There are no service...

Page 10: ...or commercial industrial purposes and it cannot be used as an energy saving device related to life support device 1 4 3 Label on enclosure The label on enclosure contains important information for saf...

Page 11: ...S communicates with energy storage inverter BMS and or intelligent electric meter through RS 485 interface to dispatch the energy of an energy storage system 2 1 1 System structure diagram The structu...

Page 12: ...0M EX is shown in Fig 2 3 Fig 2 3 Appearance of front side of PWS2 30M EX SN Name Description 1 Positive DC port To connect positive power cables to the battery cabinet 2 Negative DC port To connect n...

Page 13: ...To connect AC power cables 13 Ground port To connect ground protection point 14 Air outlet Ventilation duct exit for heat dissipation 2 4 Technical parameters Technical parameters of PWS2 30M EX ener...

Page 14: ...re are three operation modes grid tied discharging charging and off grid discharging When the battery voltage connected to PWS2 30M EX is within the preset normal voltage range the inverter can operat...

Page 15: ...oftware upgrading Reactive power configuration Regulate the reactive power of the storage system FVRT frequency voltage ride through this function can be enabled or disabled for more information pleas...

Page 16: ...ge monitoring Grid frequency monitoring Anti islanding protection Monitoring of AC output current and DC component Battery overcharge protection Battery over discharge protection VDE certified redunda...

Page 17: ...s about 66 of rated power If the de rating reaches the lower limit but the temperature is not improved the inverter will shut down automatically Grid under voltage de rating If the grid voltage is too...

Page 18: ...2 5 Battery under voltage de rating External command de rating The inverter can regulate the de rating of output active and reactive power by remote grid dispatching command The operation state of the...

Page 19: ...ure there is no corrosive gas nearby Storage temperature is maintained between 40 65 and relative humidity is maintained between 0 RH 95 RH Dusty environment is not allowed 3 layers are stacked at mos...

Page 20: ...rt Unpack Inspect Read manual Install now Store Select installation location Transport Install Electrical connection Inspect before operation Trial operation Debug Operates Nomarlly End N Y N Y Fig 3...

Page 21: ...are complete Check whether the energy storage inverter is deformed and falls off paint 3 4 Model check and preparation Before installation please check inverter parameters The nameplate in the side o...

Page 22: ...installation surface is firm and meets the load bearing requirements for inverter installation 3 6 Electrical connection PWS2 30M EX electrical wiring should strictly follow the following requirements...

Page 23: ...t wiring work CAUTION Battery Types and Battery Management The Inverter can operate with different types and models of batteries The battery is monitored and managed by the appropriate BMS usually spe...

Page 24: ...n 1 DC to connect battery s positive pole It is recommended to use M8 12 screws 2 DC to connect battery s negative pole It is recommended to use M8 12 screws 3 DC protection shell fixing point 4 RS 48...

Page 25: ...ating layer of the grounding wire in a proper length Step 2 Penetrate the wire core whose insulating layer is stripped into the conductor crimping area of ring terminal Press the ring terminal with a...

Page 26: ...rsely Before wiring a multi meter needs to be used for measurement WARNING Only qualified professional can conduct wiring work 3 6 5 AC wiring Step 1 Use a phase sequence meter for measurement and ens...

Page 27: ...the Ethernet port of the inverter panel Step 4 Insert the ready made cable into Ethernet terminal Step 5 Lock the waterproof cap 2 RS 485 cable connection PWS2 30M EX can be connected to BMS EMS thro...

Page 28: ...st have a built in DRM device while shipments to other countries optional DRM device At present the DRM device built into the PWS2 30M EX can only implement the DRM0 function as shown in the following...

Page 29: ...e is connected correctly Ground wire and ground grid are in good connection The constructor is required to inspect the grounding resistance 3 Compare main wiring diagram and site wiring Check whether...

Page 30: ...V If the measurement deviation is higher than tolerance turn off AC breaker D3 and recheck the wiring in AC port CAUTION The neutral line of the load MUST be connected to the grid s neutral line even...

Page 31: ...27 Fig 3 12 Renderings show...

Page 32: ...s are as follows 1 Close DC breaker D1 of battery cabinet the inverter will be powered on And the LCD is on and initializing After about 10s LCD will indicate such warning information as Alarm 0103 It...

Page 33: ...f battery pack WARNING After the electric circuits connected with the inverter are turned off the upper cover plate cannot be opened before DC capacitor in the module fully discharged after 10 minutes...

Page 34: ...e only and the actual information is mainly displayed 1 System information Figure a Figure b Figure c Figure d Figure a shows the system status and version information Figure b shows the system time F...

Page 35: ...er Hz Temperature T AC power module temperature of inverter System time Screen display system time and software version IP address IP Internet Protocol address in the network Alarm information Alarm A...

Page 36: ...en using RS485 connection the plug in baud rate is PWS2 30M EX default baud rate 19200 and the optional serial port number only supports COM8 After connection the real time sampling value of the line...

Page 37: ...system EMS accepts remote dispatching receives BMS information and realizes control and protection of automatic charging and discharging of energy storage system Energy Management System Energy Stora...

Page 38: ...ove the safety of battery pack RS 485 is adopted for communication between energy storage inverter and BMS as shown in the following diagram Energy Storage Inverter Battery Management System RS485 Fig...

Page 39: ...olling the operation of energy storage inverters The overall structure diagram for system networking is shown in Fig 5 4 Energy Storage Inverter Energy Storage Inverter Ethernet Ethernet Ethernet Remo...

Page 40: ...e grounding connection Electrical connection for DC input Electrical connection for AC input Connection for communication cables AC DC switches and fans Read monitoring fault information 6 3 Clearing...

Page 41: ...than the set range After faults are recovered the inverter will restart automatically This fault is caused by the instantaneous condition of the power grid Waiting for a while the inverter can return...

Page 42: ...grid voltage and frequency are within the permitted grid connection conditions 2 Check if the quantity of the parameters under the conditions of grid connected permission is reasonable If the fault pe...

Page 43: ...lay OFF F AC relay has a short circuit Wait for the inverter to return to normal If the fault occurs repeatedly please contact Sinexcel Electric Customer Service Center 1D Uout A N Output voltage may...

Page 44: ...ave controller Wait for the inverter to return to normal If the fault occurs repeatedly please contact Sinexcel Electric Customer Service Center 28 EEPROM1 read E U1 board EEPROM read error during ini...

Page 45: ...ets fault flag and requires inverter shutdown Check the BMS fault flag to find out the cause of the BMS alarm After the BMS clears the fault flag the fault is cleared automatically 3C BMS TimeOut Inve...

Page 46: ...lt persists please contact Sinexcel Electric Customer Service Center 91 OFF Grid U V Battery voltage is lower than EOD voltage in off grid mode 1 Set the inverter to grid mode and charge the battery 2...

Page 47: ...any inconvenience caused to you 3 In case of any of the following circumstances Sinexcel will not offer any quality assurance Transport damage The device is operated under the environment conditions...

Page 48: ...Installation records 44 Installation records...

Page 49: ...Feedback 45 Feedback...

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