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Sinexcel 

PWS1-500KTL-NA 

Grid-Support Utility-Interactive Energy Storage Inverter

   

User's Manual

 

Document Version: 20171225 

Filed in: Sep 4, 2017 

Applicable to: PWS1-500KTL-NA 

 

Shenzhen Sinexcel Electric Co., Ltd. (“Sinexcel”) provides its customers with all-around technical support. 

Users  can  contact  Sinexcel’s  local  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 shall be without prior notice.   

Shenzhen Sinexcel Electric Co., Ltd. 

Website: www.sinexcel.com 

Add:  Building  6, Area  2,  Baiwangxin  High-tech  Industrial  Park,  No.  1002,  Songbai  Road,  Nanshan  District, 
Shenzhen 
Postcode: 518055 
Hotline: 0755-8651-1588 
Fax: 0755-8651-3100 
E-mail: [email protected] 

Summary of Contents for PWS1-500KTL-NA

Page 1: ...Sinexcel PWS1 500KTL NA Grid Support Utility Interactive Energy Storage Inverter ...

Page 2: ......

Page 3: ...rs can contact Sinexcel s local 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 shall be without prior notice Shenzhen Sinexcel Electric Co Ltd Website www sinexcel com Add Building 6 Area 2 Baiwangxin High tech Industrial Park No 1002 Songbai Road Nanshan District Shenzhen Postcode 5...

Page 4: ......

Page 5: ...ion 7 Technical parameters 8 Overall dimension 10 Appearance description 10 Chapter IV Device Installation 12 Transport and storage 12 Removal 12 Open case inspection 13 4 3 1 Overview 13 4 3 2 Packing list 13 Installation requirements 13 4 4 1 Environment requirements 13 4 4 2 Ground requirements 13 4 4 3 Ventilation 14 4 4 4 Operation space 14 4 4 5 Other requirements 15 Cabinet installation 15 ...

Page 6: ...23 Information 24 Logs 24 Settings 25 6 5 1 Local 25 6 5 2 Model 25 6 5 3 System 25 6 5 4 AC settings 26 6 5 5 DC settings 29 6 5 6 AC Debug 30 On Off 30 Control mode 31 Tactics 31 6 8 1 Local strategy 31 Log in out 32 Chapter VII Communication Mode 34 Communication interface 34 7 1 1 RS485 serial port 34 7 1 2 Ethernet port 35 7 1 3 Communication with BMS 35 Monitoring system structure 36 Chapter...

Page 7: ...Appendix 2 Quality assurance and after sales service 39 Installation Records 41 ...

Page 8: ......

Page 9: ...is instruction indicates that there is a potential risk during operation If this kind of warning information is not followed it might result in a serious human casualty accident Attention This instruction indicates that there is a potential risk during operation If this kind of warning information is not followed it might result in device damage System application As shown in Fig 1 2 energy storin...

Page 10: ...isolation transformer An External Transformer IS required to be deployed between the inverter and the Utility Power Grid The External Transformer shall be compliant to the following conditions Comply with ANSI C57 12 50 1981 R1998 or ANSI UL1561 Capacity shall be 500KVA The primary voltage and secondary voltage shall be Grid Voltage 480V in US et al 400V Be Isolated transformer Safety instructions...

Page 11: ...ing large leakage current Before connecting input power supply please ensure that the grounding is reliable The device grounding must comply with the local electric codes Warning When storage battery is connected to storage inverter there is DC voltage at input port Please pay attention to it during operation Warning Don t touch electric parts within 15 minutes after power outage There is dangerou...

Page 12: ...nly used for commercial industrial purposes and it cannot be used as an energy saving device related to life support device 1 5 3 Cabinet label Cabinet label contains important information for safe operation of cabinet Don t tear it up or damage it S Ensure that the cabinet label is clear and readable If it is damaged or obscure please replace it immediately 1 5 4 Description To facilitate users t...

Page 13: ...nsion of PCS AC module case and installation hole Fig 2 1 Overall dimension and installation diagram for PCS AC module Fig 2 2 is 3D view for front panel of PCS AC module Position Description 1 Normal indicator light 2 Fault indicator light 3 Hanger 4 Handle 5 Communication cable 6 Power supply cable Fig 2 2 Front 3D view for PCS AC module ...

Page 14: ... namely one green Normal light and one red Alarm light When the device is in standby state the green light Normal flickers once every 1s When the device is in sleep state green and red lights are off When the device is in normal operation the green light Normal is always on When the device has a fault warning the red light Alarm will be always on or flicker ...

Page 15: ...ter system while other modules track the master system The storage inverter cabinet is equipped with lightning protector AC DC breaker Fig 3 1 and 3 2 is a topological graph for its composition and structure Fig 3 1 Topological graph for storage inverter with 1 Sting Configuration Fig 3 2 Topological graph for storage inverter with 4 8 Sting Configuration Main composition of PWS1 500KTL NA The sto...

Page 16: ...verter Table 3 2 Technical parameters Product Model PWS1 500KTL NA DC Input BATTERY Battery Voltage Range 630V 900V DC Max Current Total 873A Quantity of Battery Strings 1 4 8 1 String Configuration Max Current per String 873A Max Power per String 550kW 4 String Configuration Max Current per String 218A Max Power per String 137 5kW 8 String Configuration Max Current per String 109A Max Power per S...

Page 17: ...ed air cooling Noise 70dB Ambient Temperature 20 50 Protection IP20 NEMA1 Max Elevation 3000m Humidity Range 0 95 No condensation Size W H D 1100mm 2160mm 800mm Weight 600kg COMMUNICATION Display Touch Screen Communication Protocol Modbus TCP IP Modbus RTU Communication Socket Ethernet RS485 CAN Grid Support Functions H LVRT Yes H LFRT Yes Ramp Rate Yes Fixed PF Yes Volt Watt Yes Volt Var Yes Freq...

Page 18: ...ll dimension of storage inverter Appearance description The appearance of the storage inverter is shown in Fig 3 4 Screen body is mainly composed of touch screen normal indicator light alarm indicator light and emergency shutdown button etc Position Description 1 Power indicator light 2 Fault indicator light 3 Normal indicator light 4 Emergency shutdown button 5 Touch screen ...

Page 19: ...Chapter IV Device Installation 11 Fig 3 4 Appearance diagram for PWS1 500KTL NA storage inverter ...

Page 20: ... is not a dusty environment It complies with the firefighting requirements Attention During cabinet transport and storage stacking is not allowed The device top cannot be placed with other articles The cabinet should be placed vertically at forward direction Don t keep it upright place it horizontally Removal When removing the module of the storage inverter which is not unpacked from packing case ...

Page 21: ...cking list of cabinet of storage inverter Table 4 1 Packing list of cabinet of storage inverter Serial No Item Quantity Remark 1 User s manual 1 copy May not be attached after January 2018 2 Dimension and foundation installation diagram 1 copy 3 Schematic diagram 1 copy 4 External terminal diagram 1 copy 5 Certificate of quality 1 copy Installation requirements 4 4 1 Environment requirements It is...

Page 22: ...harged outside the machine room Attention At the rear of the cabinet heat dissipation and ventilation equipment needs to be installed so as to ensure that the heat emitted from the storage inverter can be discharged outside the machine room 4 4 4 Operation space The installation space of the storage inverter should have a proper distance from its peripheral walls so as to ensure that the machine d...

Page 23: ...ofing requirement Cabinet installation After the cabinet is removed to the installation position of energy storing deice with a forklift or a tool Fine adjust the cabinet and remove it to the designed position open the internal door of cabinet use M13 screw to fix the cabinet as shown in Fig 4 3 Fig 4 3 Diagram for cabinet base When the cabinet needs to be fixed on the steel channel Φ14 holes can ...

Page 24: ... of its output side can directly be connected to the low voltage power grid 4 6 3 Wiring The cables fall into the cable trough via the wire holes at the base Open the front door and dismantle the internal door to display wiring the cooper bars Refer to Fig 4 6 Fig 4 7 and Fig 4 8 for main view of cabinet s front door As for wiring requirements single cables or multiple cables with proper wire diam...

Page 25: ...t positive pole 8 4 Battery input negative pole Remark The copper bars on the left are fifth DC Sting to the eighth DC Sting from the bottom to the top Fig 4 8 PWS1 500KTL NA with 8 Sting Configuration cabinet wiring copper bars 4 6 4 System grounding The modules in the storage inverter realize grounding connection with the cabinet through hangers As for cabinet grounding the cabinet bottom is ins...

Page 26: ... there is no dangerous voltage in the system during wiring Attention The positive and negative poles of batteries cannot be connected inversely Before wiring a multi meter needs to be used for measurement 4 6 6 AC side wiring 1 Use a phase sequence meter for measurement and ensure that the phase consequence of wires should be a positive consequence 2 Disconnect AC output distribution switch at bac...

Page 27: ...n in Fig 4 9 BMS Fault Signal On Off grid Switch Node 1 On Off grid Switch Node 2 From external BMS To external RS485 From external AUX Power Fig 4 9 Definition of terminal strip ports Check after installation After installation of storage inverter inspection is conducted after the installation 1 The device should be placed and installed reasonably meeting safe distance requirements 2 Wiring shoul...

Page 28: ...orage inverter Refer to Table 5 1 for operation state of storage inverter Table 5 1 Operation state of storage inverter Operation state Conditions State indication Standby DC switch is closed AC switch is closed and the device has no fault RUN green light flickers quickly and the module green light flickers quickly On grid The device does not alarm on grid mode is set and the device receives start...

Page 29: ...eps 1 Visually inspect and ensure that no damage sign is in external part of the module and DC breaker and AC breaker are at OFF position 2 Complete installation according to Chapter IV and check whether DC input wiring and AC output wiring in the storage inverter are normal and the grounding is good 3 Check whether battery voltage is normal 4 Check whether phase voltage and wire voltage in power ...

Page 30: ...ate device setting and maintenance are not allowed After step 4 is conducted the storage inverter is in a shutdown state and the internal connector bars are electrically neutral in system After the internal capacitance in modules fully discharges relevant maintenance and setting can be conducted 5 2 4 Emergency Power Off When the storage inverter system is abnormal press the emergency shutdown but...

Page 31: ...up After auxiliary power of the storage inverter is connected THE HMI is on At this moment an initializing interface will appear It shows that the system is booting After system booting the interface will disappear The system is booting please wait Fig 6 1 Initializing Home After initializing the home page is shown On the main wiring diagram system AC DC voltage and current general system status c...

Page 32: ...formation In the Info pages administrators can obtain the overview of the entire system operation parameters Logs Fig 6 4 Logs In logs page users can review current alarm past alarm operation record status record of the system and operation curves ...

Page 33: ...for other models 6 5 3 System Fig 6 6 System parameter interface Boot mode default set manual Energy Management mode please set it as AC If DC is set according to the actual demand set charging and discharging current and charging and discharging power in DC parameter DC setting mode reserved function for special models Word1 2 reserved function for diagnosis ...

Page 34: ...26 第六章 操作控制显示面板 6 5 4 AC settings ...

Page 35: ...27 Fig 6 7 AC settings ...

Page 36: ...1741 Supplement A or other similar rules about Utility Interactive Distribute Generators O UVR protect voltage to set the over under voltage ride though protect voltages O UVR trip time to set the over under voltage ride though trip times O UFR protect frequency to set the over under frequency ride though protect frequencies O UFR trip time to set the over under frequency ride though trip times 6 ...

Page 37: ...eries set 3 2V lithium batteries according to 2 70 2 75V number of batteries in series Float CHRG V Prioritize the setting according to the manufacturer s recommendation Conduct setting according to the following data when manufacturer s data cannot be obtained Set 2V lead batteries according to 2 20 2 27V number of batteries in series set 3 2V lithium batteries according to 3 60 3 70V number of b...

Page 38: ...ng to client s requirement When the client does not require pre charge function set it as 1min Precharge Max I Conduct setting according to client s requirement When the client does not require pre charge function set it as 10A Charge Cutoff Current keep the default value 6 5 6 AC Debug Fig 6 9 Parameter diagnosis interface Reserved function for diagnosis On Off Enter On Off interface to conduct m...

Page 39: ...he current parameter setting unchangeable and operate according to the period for local auto power configuration Remote control Under this mode monitor and maintain the current parameter setting The parameter setting can be changed by remote control Lock out Under this mode monitor and maintain the current parameter setting The parameter setting cannot be changed by remote control In case of no sp...

Page 40: ...er for different periods according to demand strategy This function is only valid in local auto mode under the control mode Log in out Fig 6 13 Login page Click login out to enter login page enter login password 123456789 and obtain administrator authority ...

Page 41: ...第六章 操作控制显示面板 33 ...

Page 42: ... User interface can be seen at its back In particular the position number of RS485 communication interface in the monitoring panel is J23 It is led to terminal strip ports 9 and 10 Users can transfer serial port signal to the one which can be processed by PC via interface converter such as RS485 transferred to 232 The storage inverter is commissioned alone via background software It can read opera...

Page 43: ...orage inverter can be monitored and controlled in real time by setting IP address and port number in the monitoring computer Fig 7 2 Ethernet communication scheme for single storage inverter Fig 7 23 Ethernet communication scheme for multiple storage inverters 7 1 3 Communication with BMS The inverter communicates with battery management unit BMS to monitor battery state information give an alarm ...

Page 44: ... storing inverter and BMS communication Monitoring system structure Background monitoring system can operate and control the storage inverter via computer network This has provided great convenience for learning about the operation of energy storing station The overall structure diagram for monitoring system is shown in Fig 7 5 IE access LAN RS485 LAN RS485 ...

Page 45: ...Chapter VII Communication Mode 37 Fig 7 5 Structure diagram for background monitoring system ...

Page 46: ...on device s electrical and fixed part connection Such inspection is advisably conducted every three months Record for each inspection should be made Cabinet grounding connection Module grounding connection Electrical connection for DC input Electrical connection for AC input Electrical connection for auxiliary power supply Electrical connection for communication cables AC DC switch SPD and fan Acc...

Page 47: ...ge inverter Abnormality of BUS bar voltage DC BUS bar voltage is too high or low which results in system shutdown After faults are recovered restart the storage inverter Abnormality of balanced circuit BUS bar voltage is imbalanced internal fault information Soft start fault Soft start fault internal fault information Emergency shutdown EPO action emergency shutdown Over temperature of inverter Th...

Page 48: ... will It is beyond the warranty period Product damage is caused by emergencies or natural disasters If customers require maintenance for the product faults above our company will offer paid maintenance services after being judged by customer service department ...

Page 49: ...Installation Records ...

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