20C1600K datasheet

20c1600k dst 01 v3 datasheet for 20c1600k bess container 1 product specifications 1 1 bess container overview each bess 20c1600k is assembled in one 20 feet container model ac power (kw) capacity (kwh) size (w×d×h) mm weight 20c1600k 1,600 3,086 6,058 2,438 2,896 mm ＜31t 1 2 bess container architecture the bess container has a modular architecture with \ liquid cooled battery packs made with lfp cells and a battery management unit (bmu) \ battery strings with a string controller (cmu) \ separate ac/dc inverters (pcs) for each battery string \ liquid temperature control system and hvac dehumidifier \ firefighting system, auxiliary power \ bess controller (gpc) to handle safety, automatic operation and data and control communication with external bess and ems scada the 20c1600k system uses a customized container with a stronger load bearing case and reinforcement steel frames in the middle while maintaining the same dimensions as a 20ft hc container anti corrosion materials are used for the paint of the container shell to improve the anti corrosion performance of the container before delivery, the container can be painted with patterns and logo according to requirements from the buyer the shell interlayer is installed with 50mm thermal insulation rock wool to improve the thermal insulation performance of the system in the battery compartment, there are battery strings, liquid cooling unit, air conditioners for dehumidification and cable slots, etc battery strings are installed on both sides of the battery container, lighting, thermal sensors, smoke sensors, firefighting pipe and other equipment are installed above the side aisle in the electrical compartment, there are pcs, gpc, firefighting control system, power distribution system ，air conditioner and auxiliary power supply 1 3 system architecture 1 4 system main technical specifications ac side nominal capacity 1,600kw/3,086kwh rated ac output power 1,600kw max ac output power 1,760kva rated output voltage 690v output voltage range 586 5 759vac (optional) rated frequency 50/60hz rated output current 8×167 3aac adjustable power factor 0 1 1 leading or lagging (controllable) thdi <1 5% (at rated power) max efficiency 98 7% output wiring 3 phase 3 wire dc side rated voltage 1,228 8vdc lower voltage limit 1,075 2vdc upper voltage limit 1,363 2vdc rated current 8 162 7a battery cell capacity 314ah battery cell qty 3,072 battery pack qty 64 pack 8 parallel and 48 series actual capacity 3086kwh general bess container dimensions (wxdxh mm) w6,058xd2,438xh2,896mm bess weight 31t ip protection ip54 operating temperature range normal 20 40℃maximum 35 45℃ relative humidity 0 95% (non condensing) max working altitude 2,000m/6,562ft bess cooling liquid cooling & air conditioner control system communication local controller gateway, ethernet certifications ul9540, iec62619, en 50549 2, iec 61000 2& 4, iec 62477, ul 1973, en50549 2, ieee 1547, fcc, un3536 1 5 bess container key features − 314 ah lfp cells from eve, one of the world’s largest suppliers of lfp cells for ess rated for 10,000 full cycles at 70% of initial capacity at 0 5p 25°c − ac/dc all in one integrated design in one 20’ container, 1500vdc platform − high efficiency string pcs − active balancing bms, pack and rack level optimization design − compact design, one 20’ container provides more energy but smaller size to save space − 100% pre installed, plug play upon delivery − fat and commissioning done before shipping − <31t total weight allows most kind of transportations and liftings − 690vac output ready to connect grid through additional step up transformer c5m corrosion classification as per iso12944 for use in harsh weather and coastal areas 1 6 main components list battery system name model specs qty battery module lp47 dc1500v including 48 battery cells, active balancing bmu, 48 voltage sensors, 32 module temperature sensors, 2 pole temperature sensors 780(w) 1096(d) 238 5(h)mm 64 battery string ls376 lp47 string assembly for 8 battery modules and 1 hvu862(w)×1,100(d)×2,228(h)mm 8 electrical control and distribution system name model specs qty dc high voltage unit (hvu) 1500v active balancing version, including dc molded case circuit breaker, dc contactor, fuse, battery management unit (cmu), sensor, etc 8 bess controller 625(w) x500(d) x950(h)mm, including 1 set of plc control system, hmi, auxiliary power module, industrial switch socket, terminal block, etc 1 distribution box db 1000(w) x400(d) x1000(h), includes 8 sets of ac plastic case circuit breaker, three phase bus bar, power switch of secondary equipment, communication terminal of reserved function, etc db also has reserved terminals for communication, control and external 220vac ups power supply 1 container and auxiliary system name model specs qty 20ft teu container 20 foot (6,058(w) x 2,438(d) x 2,896(h) mm) standard container, 50 mm insulation, including reinforced steel 1 auxiliary power transformer rated capacity is 50kva, primary side voltage is 690v, and secondary side voltage is 400v; auxiliary transformers provide electrical power for gpc, ffs, hvac systems and lighting systems note auxiliary power transformer is inside the mv transformer container 1 liquid cooling 40kw effective cooling power, with dehumidification, support for self start and remote control, integrated enclosure design, protection grade ip55 1 fire fighting system including gas cylinder, solenoid valve, release pipe, nozzle, hydrogen, carbon monoxide detector, smoke, temperature detector, gas fire extinguishing controller, acoustic optic alarm device, emergency start / stop button, etc pr essure balancer (pressure relief), air inlet fan, fire exhaust fan, and emergency stop button, fire extinguishing agent can use fm 200 or fk 5 1 12 storz coupling, installed on the side wall of the container battery room for fire trucks to allow flooding container 1 power conversion system name model specs qty modular power conversion system 200kw module converter, ac 690vac output with ac/dc plug, communication harness, waterproof lock and aviation plug 8 1 7 operating environment maximum operating temperature 35～+45℃; storage temperature 30～+55℃ (short term storage 1 month), 0℃ 35℃ (long term storage 1 year) relative humidity no more than 95%, non condensing; no explosive media shall be allowed in the place of use; no strong acid or alkali and other highly polluting substances that can be adhered to or inhaled by the equipment shall be allowed in the place of use; the container must be horizontally installed on a hardened foundation, with cable slots on the ground for easy routing; do not install the equipment in low lying areas to avoid flooding; the container must be placed in a well ventilated area no obstacles are allowed within 300mm of the air inlet and outlet the area around the equipment should be protected according to local requirements to prevent non professional personnel access lightning protection measures should be placed around the equipment according to local or international standards and lightning protection requirements of the building or power plant equipment 1 8 electromagnetic characteristics test certification level electrostatic immunity test en 61000 4 2, level 3 radiation immunity test en 61000 4 3, level 3 electrical fast transient pulse group disturbance resistance test en 61000 4 4, level 4 surge immunity test(1 2/50μs) en 61000 4 5, level 3 conducted radio frequency interference test en 55022, class b radiated radio frequency interference test en 55022, class b harmonic current emission limit en 61000 3 2, class a 1 9 main circuit diagram the system topology is shown in the figure below (the gray dotted box is the standard supply scope of supplier) figure 1 2 system main circuit diagram figure 1 3 electrical schematic diagram 1 10 certifications the 20c1600k is fully certified according to ul and ce latest safety standards and thermal runaway tested as per ul9540a ul9540 certified ul9540a thermal runaway tested ul1973 certified iec 62619 certified ce lvd and ce emc ul1741, iec 62477, en 50549 1& 2, lvd for pcs un38 3, un3536, etc fingrid sjv2019 certified by tuv for pcs 2 subsystems 2 1 lithium iron phosphate battery specifications item specs remarks nominal capacity 314ah 0 5p standard discharge,25±2℃ nominal energy 1,004 8 nominal power 502 4w 0 5p operation voltage 2 5 3 65v 2 0 3 65v cell temperature t>0℃cell temperature t≤0℃ delivery capacity 3% 40% soc within 10days form factory delivery voltage 2 9 3 40v standard charge method 0 5p constant power charge to 3 65v 25±2℃ standard discharge method 0 5p constant power discharge to 2 5v cell internal impedance 0 18±0 05mω fresh cell, intimal resistance measured at ac 1khz weight 5 60±0 30kg max continuous charge power 1p 2 5 3 65v,25±2℃,1p=896w max continuous discharge power 1p charge 0 60℃ p rate 0 5℃ ≤0 12p 5 10℃ ≤0 3p 10 15℃ ≤0 5p 15 55℃ ≤0 5p 55 60℃ ≤0 5p discharge 20 60℃ p rate 30 20℃ ≤0 5p 20 55℃ ≤0 5p 55 60℃ ≤0 5p operation humidity range ＜70% rh no condensation altitude ≤4000m(pollution degree ii) derating when >2000m storage temperature for a long time 20 25℃ ≤6 months 20 45℃ ≤3 months 20 60℃ ≤1 months must stop charging/discharging once the cell temperature exceeds operation charge/discharge temperature range do not store the battery more than half a year up to half a year must be charged once the battery with protect circuit should be charged one time when stored for three mouths 2 2 battery pack integration in the 20c1600k system, each battery pack contains 48 battery cells the smallest unit in the battery system the battery pack is standardized, easy to install and maintain, and features high energy density, consistency, reliability, and stability the battery pack is designed with independent liquid cooling ducts inside, which provides good heat dissipation the battery management unit (bmu), voltage sensors, and thermal sensors are also integrated in the pack to ensure the cells' stable performance · bmu on board, active balance also · liquid cooling · multi communication · 47 002kwh with 1p48s cell configure, output 153 6vdc · ul9540a tested battery pack specifications no item specs 1 battery cell qty (pcs) 48 2 cell configuration 1p48s 4 bmu qty (pcs) 1 5 rated voltage (v) 153 6 6 voltage range (v) 134 4 170 4 7 rated capacity (ah) 314 8 energy (kwh) 48 230 lp47 battery pack 2 3 battery string integration the battery string consists of 8 battery packs connected in series and mounted on 1 battery rack the string is designed with battery module slots, cmu, dc power distribution space, fans and air ducts each battery pack is equipped with a battery monitoring unit (bmu) the 8 bmus are connected to the battery string management system (cmu) through canbus the cmu manages the battery string and control the string's dc contactor the cmu uploads battery information and dc switch status to the dispatch control terminal via ethernet and receives control commands from the gpc · comprehensive monitoring of battery operating status · reliable charge and discharge · built in multi level protection · modular design with high scalability · full metal frame · ul9540a tested · ul1973/iec62619 certificated battery string specifications no item specs 1 battery pack (pcs) 8 2 pack configuration 1p48s 3 bmu qty (pcs) 8 4 cmu qty (pcs) 1 5 rated voltage (v) 1228 8 6 voltage range (v) 1075 2 1363 2 7 rated capacity (ah) 314 8 energy (kwh) 385 84 ls376 8lp47 battery string 2 4 battery system integration the whole battery system comprises 8 battery strings connected each string's dc power distribution and battery management system are also integrated inside the cabinet and are modularly designed to be easy to install and maintain the total capacity of the battery system is 3,008kwh specifications are shown as below no item specs 1 battery string rated capacity (kwh) 385 8 2 battery string qty (pcs) 8 3 battery pack qty (pcs) 64 4 system total capacity (kwh) 3086 5 dc busbar rated voltage (v) 1228 8 6 dc busbar voltage range (v) 1075 2 1363 2 2 5 power conversion system (pcs) the energy storage bidirectional power conversion system enables the bidirectional energy conversion between batteries and the grid ac power its core part is an inverter composed of power electronic components with embedded control software − three level topology, up to 99% conversion efficiency, better power quality − integrated cluster level battery management function, high battery availability − intelligent multi stage fan speed regulation, wide temperature operation capacity, 50 °c no derating − support constant power, constant current, constant voltage control, with a frequency modulation, vsg, and other functions − support iec61850 protocol, with ms level responsiveness − ip66 protection, outdoor can be installed vertically and horizontally eh 0200 ha m pcs diagram main specifications are shown as below： item description battery dc side max dc voltage 1,500vdc max dc current 224 5adc battery system voltage range 1,000 1,500vdc grid ac side rated power 200kw max ac power 220kw rated grid voltage 690vac, 3w+pe grid voltage range 586 5 759v(settable) max ac current 184 1aac rated grid frequency 50/60hz thdi <1 5% ac pf 1 +1 system characteristic isolated none max efficiency 98 7% ip protection ip66 operation temperature 40 +60℃ allowable humidity range 0 100% (no condensation) maximum operating altitude 4,000m cooling temperature controlled forced air cooling communication interface rs485/can/ethernet dimension（wxdxh） 810×275×845mm weight 100kg 3 bms the battery management system bms is composed of battery module management unit bmu and battery string management unit cmu which is connected to the bess controller bms system has the functions of high precision detection and reporting of analog signals, fault alarm, upload and storage, battery protection, parameter setting, passive equalization, battery module soc calibration and information interaction with other equipment main features of battery management system · carry out comprehensive detection of battery operation status, including voltage, current, temperature, etc ; · high accuracy of single battery voltage detection ± 5mv, ensuring the reliability of system data analysis; · multi point temperature monitoring to avoid battery thermal runaway and ensure system safety; · passive equalization mode, effectively delaying battery life; · modular design, strong scalability; · complete and reliable battery protection function; 3 1 bms specifications the technical specifications of bmu and cmu are shown in the table below bmu item specification operating voltage range (v / dc) 18 32 normal working current (a) 0 03 number of battery detection strings 16 temperature detection points 8(6 way battery package temperature + 2 way connection pole temperature) cell voltage measurement accuracy ±5 mv cell temperature measurement accuracy ±2℃ cell balancing current 2a max operating temperature range 30℃ 55℃ balancing method active equalization bms insulation voltage all internal cables to shell 3kvac, 1 minute, no arcing cmu item specification operating voltage range (v / dc) 18 36 normal working current (a) 0 1 string voltage measurement range 100 1500 v string voltage measurement accuracy 1%fsr string voltage measurement period 200ms string current measurement range ±300 a string current measurement accuracy 1%fsr string current measurement period 50ms temperature measurement range 40℃ 120℃ operating temperature range 30℃ 55℃ soc calculation accuracy 8% leakage current measurement range 20ma +20ma gpc item specification operating voltage range 400vac±10% operating temperature 30 +40℃ relative humidity 20% 90%rh (non condensing) thermal management method air cooling input insulation resistance ≥10mω, 1500vdc 3 2 bess controller gridpoint controller the gpc is the bess system core to realize the whole system comprehensive logical control, operation model switch control, dc incoming control, blocking, protection and data communication and exchange gridpoint controller item description power supply 400vac/24vdc communication protocol modbus tcp/ip communication port ethernet relay 24 stem node input / output dimension （wxdxh） 625x500x950mm weight 30kg communication connects layout of system all round signal collection state of charge and fault signal of each battery string; pcs fault signal; system emergency stop signal; ac & dc circuit breaker position signal; dc contactor position signal; air conditioning operation signal; gas fire extinguishing system alarm signal; total dc current and voltage, dc current and voltage of each battery string, grid access point active power, demand power, and container ambient temperature signal; intelligent communication pcs, bms, air conditioning, fire protection, third party platform comprehensive logical control monitor the dc voltage level difference between battery strings, and block the dc busbar connection to avoid circulating current due to large voltage difference; monitor battery temperature and container ambient temperature, automatically start fan and air conditioner in battery cabinet to meet the battery working environment requirements; adaptive adjustment of the charge/discharge power of the pcs; automatically disconnect the fault battery string, without affecting the charging and discharging of other racks; multiple protection includes overload protection in charging monitor the transformer load status at the grid access point busbar in charging, and adjust the charging power or stop charging when overloading; reverse power protection in discharging monitor the transformer load status at the grid access point busbar in discharging and adjust the discharging power or stop discharging when there’s reverse power human machine interaction 10 inch touch screen providing comprehensive monitoring of bess status, real time data query, alarm event query, parameter values setting, and operating strategy query multiple interfaces rs485 interface for connection to scada control servers or third party platforms support for modbus tcp/ip and iec8150 goose communication for rapid grid switching optional 4g and satellite ip communication gateway for critical communications backup