EN
Fit Series PV Energy Storage System

Cost-Effective, Budget-Friendly:Lightweight stacking cuts overall project costs;Modular design lowers initial investment
Compact Modules for Flexible Deployment:Compact battery units reduce reliance on heavy lifting machinery;Easy on-site positioning adapts to any space constraints
Flexible Stacking, Scalable Capacity:Free stacking supports multi-rack parallel expansion for tailored capacity;External hybrid inverter fits diverse power demands
Streamlined O&M, Efficient Servicing:Independent layout allows quick isolation and replacement of faulty units;Layered air-cooling simplifies inspection and unit disassembly

Technical parameters
Identify different items
Rack Parameters
Product Model Fit-110 Fit-160 Fit-200
Cell type LFP314Ah LFP314Ah LFP314Ah
Pack configuration 1P16S 1P16S 1P16S
Pack rated voltage 51.2V 51.2V
Pack dimensions (W*H*D) 445mm*808.5mm *227.5mm 445mm*808.5mm *227.5mm 445mm*808.5mm *227.5mm
Pack capacity 16.07kWh 16.07kWh 16.07kWh
Pack quantity 7 10 13
Rack capacity 112.53kWh 160.76kWh 208.98kWh
Rack rated voltage 358.4V 512V 665.6V
Rack voltage range 313.6V ~ 397.6V 448V~568V 582.4V~738.4V
Weight 770kg 1100kg 1430kg
Ingress protection IP20 IP20 IP20
Anti-corrosion grade C4-M C4-M C4-M
Operating ambient humidity 5%~85% 5%~85% 5%~85%
Operating ambient temperature 0°C~45°C 0°C~45°C 0°C~45°C
Max. operating altitude ≤2000m ≤2000m ≤2000m
Rack cooling method Air-cooling Air-cooling Air-cooling
Communication interface CAN/LAN CAN/LAN CAN/LAN
Communication protocol CAN2.0B / Modbus TCP CAN2.0B / Modbus TCP CAN2.0B / Modbus TCP
Hybrid Inverter Parameters
DC input (PV side)
Recommended max. PV array size 100kW 160kW 200kW
Max. usable PV input power 100kW 160kW 200kW
Max. input voltage 1000V 1000V 1000V
Rated voltage 620V 600V 600V
Start-up voltage 180V 180V 180V
MPPT voltage range 150V~950V 150V~950V 150V~950V
Max. input current 40Ax4/40Ax6 42Ax 10 42Ax 10
Max. short circuit current 60Ax4/60Ax6 60Ax10 60Ax10
Number of MPPT/Number of nax. input strings 4 MPPT / 8 strings 10 MPPT/20 strings 10 MPPT/20 strings
Battery
Battery type LFP LFP LFP
Battery voltage range 150V~950V 180V~950V 180V~950V
Max. charging/discharging current 160A/80Ax2 200A/100A+100A 200A/100A+100A
Number of battery ports 1/2 1/2 1/2
Max. charging/discharging currentfor each port 160A/80A 200A/100A 200A/100A
Communication CAN/RS485 CAN/RS485 CAN/RS485
AC output (emergency)
Rated output power 50kW 80kW 100kW
Max. apparent output power 1.5 times of rated power, 10s;1.6 times of rated power, 0.2s 16 times of rated power; 2 times of rated power, 0.2s 16 times of rated power; 2 times of rated power, 0.2s
Emergency switch time <10ms <10ms <10ms
Rated output voltage 380V/400V/415V,3P4W 380V/400V/415V,3P4W 380V/400V/415V,3P4W
Rated frequency 50Hz/60Hz 50Hz/60Hz 50Hz/60Hz
THDu (@linear load) <3% <2% <2%
AC input (Grid side)
Max. input current 182.3A 243.1A 300A
AC input (Generator)
Rated input voltage 380V/400V/415V,3P4W 380V/400V/415V,3P4W 380V/400V/415V,3P4W
Rated input frequency 50Hz/60Hz50Hz/60Hz50Hz/60Hz
AC output (Grid side)
Rated output power 50kW 80kW 100kW
Max. apparent output power 55kVA 88kVA 110kVA
Rated grid voltage 380V/400V/415V, 3P4W 380V/400V/415V, 3P4W 380V/400V/415V, 3P4W
Rated grid frequency 50Hz/60Hz 50Hz/60Hz 50Hz/60Hz
Rated grid output current 76A/72.2A/69.6A 121.5A/115.5A/111.3A 151.9A/144.3A/139.1A
Powerfactor >0.99 (1 leading~1 lagging) >0.99 (0.8 leading~0.8 lagging) >0.99 (0.8 leading~0.8 lagging)
THDi <3% (Linear load<1.5%) <2% <2%
Efficiency
Max. efficiency 98% 97.8% 97.8%
General specification
Dimensions (W*H*D) 600mm x 970mm x 290mm 971.5mm x 880mm x 311mm 971.5mm x 880mm x 311mm
Weight 96kg <150kg <150kg
Topology Transformerless Transformerless Transformerless
Operating ambient temperature -40°C~60°C (derated over 45°C) -40°C~60°C(derated over 50°C) -40°C~60°C (derated over 50°C)
Relative humidity 0%~95% RH 0%~100% RH 0%~100% RH
Ingress protection IP66 IP66 IP66
Cooling method Intelligent air cooling Intelligent air cooling Intelligent air cooling
Max. operating altitude 4000m (derated above 2000m) 4000m (derated above 3000m) 4000m (derated above 3000m)
Grid connection standard EN 50549-1&2/EN 50549-10, VDE-AR-N 4105, NTS 631, CEI 0-21, C10/11,NRS 097-2-1, TOR, G99, IEC 62116, IEC 61727, MEA, PEA, etc.* EN 50549-1&2/EN 50549-10, VDE-AR-N 4105, NTS 631, CEI 0-21, C10/11,NRS 097-2-1, TOR, G99, IEC 62116, IEC 61727, MEA, PEA, etc.*
Safety/EMC standard IEC/EN 62109-1/-2, IEC/EN 61000-6-2/-4 IEC/EN 62109-1/-2, IEC/EN 61000-6-2/-4 IEC/EN 62109-1/-2, IEC/EN 61000-6-2/-4
Communication interface Standard: Wi-Fi + Bluetooth,CAN-BMSx1, CAN-Parallel x2,LAN, RS485-Meter,EMS-RS485x1, CAN-EMSx1,DRM, DIx5, DOx6Optional: 4G (alternative toWi-Fi, WIFlis default) Standard: WiFi + Bluetooth, CAN-BMSx2, CAN-Parallel x2,LAN, RS485-Meter, RS485, DRM, DIx5, DOx5Optional: 4G (alternative to Wi-Fi, WIFl is default) Standard: WiFi + Bluetooth, CAN-BMSx2, CAN-Parallel x2,LAN, RS485-Meter, RS485, DRM, DIx5, DOx5Optional: 4G (alternative to Wi-Fi, WIFl is default)
Technical parameters
Identify different items
Technical documentation
Product consultation
infoess@tws.com
Online Consultation
We use cookies to ensure the normal operation of our website and collect statistical data about users for us to improve the website. If you continue to browse this website, you will accept the cookies we use. View more Accept