TOTA L EN ERGY STORA GE SOL UTION PROVIDER

Transcription

1 TOTA L EN ERGY STORA GE SOL UTION PROVIDER beongil, Gyeongsu-daero, Jangan-gu, Suwon-City, Gyeonggi-Do, South Korea zip Tel battery@kokam.com

2 - Total 182MW ESS installed all around the world - Developed 260Wh/kg cell which is the highest energy density in the world - Launched new generation EV pack Installed 36MW FR ESS in Nongong, Korea - Installed 30MW Spinning Reserve ESS in Australia - Delivered 10MWh Behind The Meter ESS Installed 24MW FR ESS in Shin Gimje, Korea - Installed 16MW FR ESS in Shin Chungju, Korea - Developed of the Ultra High Power Cell 2015 FULLY INTEGRATED COMPETENCE FOR ENERGY STORAGE SOLUTIONS Kokam develops and provides all the major components of energy storage system, which are used to create the most innovative and environment friendly solutions for a sustainable and clean future. The wide range of energy storage solutions offered by Kokam can be integrated with all aresa of the power grid (generation, transmission, and distribution). - Installed 16MW FR ESS in West Ansung, Korea - Completion with 3rd Factory in Nonsan, Korea - Developed speicalized battery for high quality ESS 2013 ~2014 GLOBAL LEADER Kokam manufacturers Lithium-Ion/Polymer Batteries, Battery Management Systems, and Energy Storage Systems. Kokam's solutions are being utilized in over 50 different countries for various applications. WORLD S FIRST, WORLD S BEST ln 1989 Kokam manufactured the world s first high capacity Lithium-Ion/Polymer batteries. Since then, Kokam has become a global battery industry leader within 150 worldwide patents related to battery technology and battery manufacturing equipment. In addition to offering customers a wide range of standard battery solutions, Kokam also works with customers to create customized solutions to address their unique needs. AN EXPERIENCED BATTERY SOLUTION PROVIDER Kokam manufactures over 30 different types of Lithium- Ion/Polymer batteries for Energy Storage System, Defense, Marine, Aerospace, Telecom, Electric Vehicle, and Medical applications. With 28 years of field experience, Kokam has installed over 650MWh of batteries around the world. Kokam's innovation solutions deliver high performance, and are reliable, durable, and exceptionally safe. SYSTEM CONFIGURATION Battery container SYSTEM INTEGRATION PCS + Transformer - Invested in Sunverge located in U.S - Completion of Battery Plant in U.S for 700MWh Capacity - Set up the 2nd Factory in Nonsan, Korea - Establishment of limited battery manufacturing license in the U.S - Installed Mutiple MWh ESS in U.S - Development of Nano cell (>5,000 cycles) - Founded joint venture in U.S - Strated manufacturing the LTO Battery - Development of the high capacity cell(>200ah) - Establishment of Kokam Electronics for Total Battery Solutions 2011 ~ ~ ~ Developed extreme high discharge performance 20C-rate & 30C-rate cell - Started with machinery sales - Exported turnkey technology of SLPB - Developed large capacity of SLPB 2002 ~ Establishment of KOKAM - Beginning of the battery business - Development SLPB (Superior Lithium Polymer Battery) 1989 ~2001 EMS

3 SAFE FIRST LAYER MODERATE SECOND LAYER 5 LAYERS OF PROTECTION 5 FIRE SUPPRESSION 4 SYSTEM BMS TOTAL ESS SOLUTION (Battery + PCS+ Transformer + Switchgear+EMS) Integrated Cooling and Humidity control SYSTEM SAFETY CONSIDERABLE THIRD LAYER 3 2 CIRCUIT BREAKER CONTACTOR HIGH 1 FUSE FOURTH LAYER EXTREME FIFTH LAYER Transformer + 4MW PCS (40ft) + 2MWh Battery (40ft) Kokam Direct Cooling System Transformer + 6MW PCS () + 1.5MWh Battery (20ft) HVAC System Racks are directly cooled by the HVAC system (1/6 of entire container volume) so cool air reaches the heat source directly. - Cooling is fast and very efficient. - Ambient conditions do not affect operation. Compared to general system, Kokam system saves 70% of power consumption EMS (Energy Management System)

4 2MW PCS + 500kWh Battery Rack 1MW Hybrid UPS + 200kWh Battery Rack Renewable Integration Ancillary Grid Services Module type inverter stack & Containerized outdoor design Secure and redundant control power and communication Compatible with a wide range of communication protocols and third-party software Convenient large screen HMI UPS Renewable Integration Ancillary Grid Services PCS + UPS Hybrid Bidirectional Inverter UPS Function (4ms response time) High Efficiency Rated efficiency: 98% Modular Inverter Structure 50kW/50kWh ESS (Battery + PCS) 250kW/500kWh ESS (Battery + PCS) Renewable Integration Demand Response Ancillary Grid Support Microgrid Application 3 phase 4 wire system Communication protocol - EMS: DNP3.0, IEC61850 IP52 Rated Battery Enclosure 1,575 x 1,300 x 1,470 (L x W x H / mm) Renewable Integration Demand Response Ancillary Grid Support Microgrid Application 3 phase 3 wire system / 3 phase 4 wire system Communication protocol - EMS: DNP3.0, IEC61850 IP44 Rated Battery Enclosure 4,400 x 2,000 x 2,800 (L x W x H / mm)

5 OUTDOOR ESS CONVENIENCE OF EXPANDING CAPACITY SYSTEM COMPONENTS Battery PCS PMS SYSTEM COMPONENTS Battery PCS UPS EMS Transformer 50kWh BATTERY / 50kW PCS 500kWh BATTERY / 250kW PCS Item Specification Item Specification Installed Energy 50kWh Installed Energy 500kWh Operating Voltage Range 660 ~ 832V Operating Voltage Range 670 ~ 830V Battery Battery Operating Temperature -20 ~ 50 Operating Temperature -20 ~ 50 Round Trip Efficiency > 90% (@ 25±3 ) Round Trip Efficiency > 0% (@ 25±3 ) Power 50kW Power 250kW PCS Cooling System Forced Air-cooling PCS Cooling System Forced Air-cooling Communication Protocol EMS: DNP3.0, IEC61850 Communication Protocol EMS: DNP3.0, IEC61850 System Dimension (L x W x H / mm) 1,575 x 1,300 x 1,470 System Dimension (L x W x H / mm) 4,400 x 2,000 x 2,800

6 PORTABLE ESS ALTERNATIVE POWER FOR LIFT IRRIGATION MOBILITY ESS CONSTANT SUPPLY OF HIGH QUALITY ELECTRIC POWER ECO-FRIENDLY PRODUCT No Noise No pollution HIGH MOVABILITY & WIDE USAGE Light Weight for Convenience - Unit Weight: Less than 28kg Easy to mount on carrier Operating time : About 4Hours/For 1kW load - Operating time easily extended PROTECTION & USER SAFETY IP65 Rating - Dust and Water Resistance Installation of Earth leakage circuit breaker Misuse prevention connector is applied - Fool Proof and Fail Safe Grounding terminal for better earthing SYSTEM COMPONENTS Battery Rack PCS Fire Suppression System EV Charger HVAC Truck Mobile ESS for emergency power supply Units OTHER USAGE OF PORTABLE ESS Vehicle + ESS Container - Heat dissipation structure provides efficient cooling of the battery - Constructed with insulation and HVAC to control battery system ambient temperature - Rugged vehicle designed to meet the requirements of the Mobile standard Agricultural Disaster Management Support Pumps for Wells Spreading Pesticides Emergency Lighting Power Emergency Rescue on Site Activities Other Application Power for live event Campsite Power Power for outdoor sports Emergency Household Power Portable electric tools Battery Rack - Rugged design for long-term use - Provides maximum safety with automatic fire suppression system and full enclosure - Provides User Interface to monitor battery SOC & Condition SYSTEM CONFIGURATION Inverter Battery Charger Carrier PCS - 30kW ~ 1MW Power Range - Optimized design to meet the requirement of the mobile standard - TR less design applied 1.5kW 2kWh (40Ah Cell) 24V Charge Capacity : 6kWh(=2kWh/Pack, 3Units) Max Load 120kg EV Charger - Provide various EV chargers including Single phase / Three phase / DC - CHAdeMO Standard - Real-time Charge identification service available

7 INSTALLED 182MW ENERGY STORAGE SYSTEM 1.5MW / 3.2MWh KOREA 1MW / 1MWh U.S 1MW / 800kWh U.S 24MW / 9MWh KOREA 30MW / 11MWh AUSTRALIA KEPCO Nongong Substation, KOREA (36MW/13MWh) STABLIZING THE POWER GRID WHILE MAKING THE MOST EFFICIENT USE OF ENERGY RESOURCES HAS BECOME A GLOBAL CONCERN With the proliferation of grid-connected renewable energy sources, the task of stabilizing the power grid while making more efficient use of our energy resources has become a global concern. Increasingly, Energy Storage Systems (ESS) have been recognized as a clean, cost-effective solution for stabilizing the grid and reducing the risk of black outs. 16MW / 6MWh KOREA 16MW / 5MWh KOREA 20ft container: 1.3MWh 40ft container: 2.8MWh 53ft container: 3.7MWh REFERENCE KEPCO Frequency Regulation Project Spinning Reserve Project in Australia Data Center UPS in U.S Telecommunication Center UPS in Australia PowerCor Utility in Australia Gasado Island Micro Grid Project (KEPCO) San Diego Gas & Electric Daegu Demand Response Project Kansas City Power & Light Green Impact Zone Smart Grid Eumseong Hyundai Heavy Industry Factory KORAIL Station (x 2units) Duke Energy Seoul National Park Peak Shaving Project KERI (Changwon) TransGrid Utility in Australia 36MW / 13MWh 24MW / 9MWh 16MW / 6MWh 16MW / 5MWh 30MW / 11MWh 12MW / 2.4MWh 3MW / 472kWh 2MW / 2.2MWh 1.5MW / 3.2MWh 1MW / 2.3MWh 1MW / 1.5MWh 1MW / 1MWh 1MW /1MWh 1MW / 530kWh 250kW / 800kWh 250kW / 310kWh 250kW / 430kWh 100kW / 435kWh 12MW / 2.4MWh U.S 3MW / 472kWh AUSTRALIA 2MW / 2.2MWh AUSTRALIA 1MW / 1MWh KOREA 1MW / 2.3MWh U.S

8 KCE - 1MWh Processes and displays real-time status of the battery system from the rack level down to the cell level Provides data on energy, voltage, current, SOH/SOC status and more Easy access to data through user friendly GUI Anomalies identifiable at the cell and module level for quick diagnosis Activates various protection mechanisms during emergency situations Monitoring data and event log saved up to 3 years Remote Management feature available over Ethernet

9 NMC Cell DC Panel Module Rack Fire Suppression System COMPLETELY INTEGRATED BATTERY SOLUTION Cell Module Rack BMS (Module, Rack, System) Battery Protection Unit Container DC Panel HVAC System Fire Suppression System Module BMS Rack BMS System BMS Battery Protection Unit (BPU)

10 SPECIFICATION HIGH-PERFORMANCE CONTAINERIZED STORAGE SOLUTION Grid Controller ESS Power Conversion System (PCS) 53ft 40ft 20ft PV Power Plant Controller (PPC) Point Of Interconnection (POI) Public Grid Model Installed Energy (MWh) Rated Energy (MWh) High Power Type High Energy Type KCE-3774 KCE-2664 KCE-1351 KCE-675 KCE-3552 KCE-2664 KCE Inverter Utility-Scale Max Power Discharge(MW) DC Efficiency Charge(MW) >95% [C/2 rate] Wind DC Voltage Approx. Dimensions (ft) 640 ~ 1100V Ambient Operating Temperature Range -30 ~ 50 ENERGY STORAGE SYSTEM INTEGRATED RENEWABLE ENERGY Enclosure details Designed to satisfy ISO 1164, ISO 668 and IP54 per IEC standard Kokam Systems make no warranty explicit or implied with these specifications. Contents subject to change without notice.

11 KRI/KRO STANDARD RACK COMPACT SIZE WITH COST EFFECTIVE SYSTEM Kokam s and Type Rack (KRI/KRO) are composed of Kokam s standard battery modules which are able to be built into kWh capacity systems upon a customer s request. The KRI/KRO racks can be installed in various locations such as offices, hospitals, utilities, telecom towers, data centers and military bases. SPECIFICATION High Power Type Energy capacity of hundreds of kwh type rack follows the NEMA3R Weatherproof capability Extreme environments Model Installed Energy (kwh) Rated Energy (kwh) KRI-H-3R4C-106 KRO-H-3R4C KRI-H-2R5C-111 KRO-H-2R5C KRI-H-3R4C-133 KRO-H-3R4C X 5 TIMES (5C-RATE) Configuration Nominal Power (kw) 2P16S Modules x P20S Modules x P20S Modules x Max Charge/Discharge Power (kw) DC Efficiency* >95% [C/2 rate] DC Voltage (V) Ambient Operating 614 ~ ~ ~ ~ 1100 Approx. Weight (kg) Approx. Dimensions (mm) 1180 x 620 x x 743 x x 743 x 2116 Energy Power Certifications UL 1973 High Energy Safety High Power Durability KOKAM RACK VS COMPETITOR S RACK x 3~5 x 3~5 x 1.5 Charge Power Disharge Power Energy Density Description Kokam Competitor Energy (kwh) ~58 Model Installed Energy (kwh) Rated Energy (kwh) Configuration High Energy Type KRI-2R6C-106 KRO-2R6C P16S Modules x 12 KRI-2R5C-111 KRO-2R5C P20S Modules x 10 Nominal Power (kw) Max Charge/Discharge Power (kw) DC Efficiency* >95% [C/2 rate] DC Voltage (V) 614 ~ ~ 832 Ambient Operating -10 ~ 50 Approx. Weight (kg) Approx. Dimensions (mm) 1180 x 620 x x 743 x 2116 Certifications UL 1973 KRI-2R6C-133 KRO-2R6C P20S Modules x ~ x 743 x 2116 Power Charge (kw) ~174 Discharge (kw) ~220 *Inclusive of battery management systems and electronic components *Kokam makes no warranty explicit or implied with these specifications. The contents are subjected to change without prior notice. *Installed Energy: The total amount of stored capacity without considering the operational conditions. *Rated Energy: The total amount of usable capacity, taking into consideration the operation conditions. (discharge 0.5P, 23±3 C, BOL) Density Energy Density (Wh/L) 70 45~57

12 SPECIFICATION NMC High Power Type Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) KRIS-H KROS-H KRIS-H KROS-H KRIS-H KROS-H KRIS-H KROS-H KRIS-H KROS-H Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details 2 Racks connected 3 Racks connected 4 Racks connected >97% [C/2 rate] 600V ~ 850V 0 ~ ~ 50 IP20 IP54 5 Racks connected 6 Racks connected Certifications UL 1973 NMC High Energy Type KOKAM RACK SYSTEM (KRS) CUSTOMER-CENTERED SOLUTION Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details KRIS-H KROS-H Racks connected KRIS-H KROS-H Racks connected KRIS KROS-H Racks connected >97% [C/2 rate] 600V ~ 998V 0 ~ ~ 50 IP20 IP54 KRIS KROS-H Racks connected KRIS-H KROS-H Racks connected Certifications UL 1973 Model Name Installed Capacity (kwh) Rated Capacity (kwh) Charge Rated Power /Discharge(kW) Configuration DC Efficiency* DC Voltage Ambient Operating Enclosure details Certifications KRIS-H KROS-H LTO High Power Type KRIS-H KRIS-H KROS-H KROS-H KRIS-H KROS-H Racks connected Racks connected Racks connected >97% [C/2 rate] 750V ~ 1100V -30 ~ 55 IP20 IP54 KBIA Racks connected KRIS-H KROS-H Racks connected - The table above provides the technical specifications for a Battery System composed of 2EA Racks. A Battery System maybe composed of up to 30 Racks. - Kokam recommends the use of a System BMS and a DC Distributional Panel with the Battery System.

13 CES COMPACT SIZE WITH COST EFFECTIVE SYSTEM BMS PIONEER OF PREMIUM BATTERY BMS SOFTWARE Model Unit CES-30 CES-45 CES-55 CES-90 Energy kwh System Voltage Range COMMUNITY ENERGY STORAGE SYSTEM CONSTANT SUPPLY OF HIGH QUALITY ELECTRICAL POWER Kokam s Community Energy Storage (CES) System is built for the next generation of distributed Energy Storage Systems. CES is a utility product in front of the meter that can serve multiple loads. It improves energy efficiency by storing intermittent renewable energy sources and discharge energy for peak shaving. CES is the best storage solution for high quality power for residential applications. CES also allows regional systematic control and meets a quickly expanding market for decentralized power supply systems. VDC 505~ ~ ~ ~705 System Status Rack Status Cell Status SYSTEM BMS Processes and displays real-time status of the battery system from the rack level down to the cell level (up to 30 racks) Provides data on energy, voltage, current, SOH/SOC status and more Easy access to data through user friendly GUI Anomalies identifiable at the cell and module level for quick diagnosis Activates various protection mechanisms during emergency situations Monitoring data and event log saved up to 3 years Remote Management feature available over Ethernet BATTERY MODULE SIZES: 30, 45, 55, 90 kwh Kokam s CES is available for customization and includes battery module sizes of 30, 45, 55, or 90kWh by customer request. This system is water-proof, gas-tight, and operates in extreme environments even underground. Also, it can be interconnected with various Inverters / Converters / PCS. Furthermore, Kokam has been a partner with global PSC companies and the product has been proven worldwide. Kokam became a market leader with various successful CES projects for utilities in North America and worldwide. DC PANEL Fuse and Breaker designed to protect the battery system against short circuit Fuse and Breaker status available through HMI

14 HOME ENERGY STORAGE SYSTEM OWN DESIGN & SOFTWARE KHESS (INDOOR) The next generation, Kokam Li-Polymer battery technology has a cycle life of > 8,000 cycles (@ 80% DOD, RT). Integrated with a highly efficient power conversion system (PCS) KHESS includes a charger, inverter, solar inverter, battery pack, and an Energy Management Software (EMS). BRIEF SPECIFICATION TOTAL SOLUTION The SIS is an intelligent distributed energy storage system that captures solar power and delivers it when needed most. It combines batteries, power electronics, and multiple energy inputs in a UL-certified appliance controlled by software running in the cloud. It is a utilitygrade product designed for the consumer and commercial markets. Kokam's product and service platform allows customers to pair storage with solar and other distributed energy resources and offers utilities additional benefits: enhancing customer acquisition, retention, service, and lifetime value. KHESS - Battery Energy (kwh): 3.8 / 7.7 / 11.4 / PCS (kw): 4.5 / 6 - PV Inverter(kW): 4.5 / 6 - Certification: CE SOFTWARE Control of SIS units in real-time including the ability to execute algorithms that automatically operate each SIS as a fleet according to utility preferences. SIS (OUTDOOR) All components (power electronics, storage, sensors, computer) are packaged in a compact, safe, secure, UL certified, utility-grade form factor that can be installed behind the meter, indoors or outdoors, and which has a 15 year or longer usable life in a wide range of environmental conditions. SOLAR OPTIMIZING GRID INTERACTIVE PRICE RESPONSIVE DEMAND RESPONSIVE SIS BRIEF SPECIFICATION - Battery Energy (kwh): 7.7 / PCS (kw): 4.5 / 6 - PV Inverter(kW): 4.5 / 6 - Certification: UL

15 KUPS PIONEER OF PREMIUM BATTERY Customization of parallel cabinet & rack connections Kokam UPS series provides a modular, easily scalable solution Kokam UPS (KUPS) provides perfect protection in a number of applications including medical, telecom, and data centers. During an outage, KUPS immediately provides battery back-up power to protect mission-critical information and systems. KUPS(Kokam UPS) provides perfect protection in a number of applications including data centers and telecom. During an outage, KUPS immediately provides battery back-up power to protect mission-critical information and systems. VRLA VS. Kokam Li-Ion X 8 Times (8C-rate) 10 ft 2 3 ft 2 3~5 15 YEARS CYCLE LIFE YEARS CYCLE LIFE Lead-acid POWER Kokam UPS VRLA Kokam Li-Ion 20~ ~45 COOLING SYSTEM NEEDED VRLA NO ADDITIONAL COOLING SYSTEM Kokam Li-Ion Higher energy density and lighter weight allow integration of batteries and UPS within a factory-tested single container, providing faster and more reliable field installation and start-up Provides 4 to 8 times longer cycle life and high power density than lead-acid battery No degradation with shallow cycles No open-circuit failure mode No hydrogen generation Integrated monitoring of individual cell s voltages and temperatures VRLA VRLA 5 : 1 Kokam Li-Ion Kokam Li-Ion Model Configuration 2C5R 3C4R 2C4R Remarks Max. Rated Power (kva) Voltage Range (DC) Technical Specification Battery Capacity (Ah) Discharge Current - Full Load (A) Discharge Current - End of Discharge (A) Charge Current (A) 1R R ~ 820 3R R R R ~ 820 3R R R R ~ 574 3R R Racks PF 0.9 Inv. Eff. 95% Min~Max Up to Cabinet type Rack type Fire Suppression System KBM Module Rack BMS Rack BPU Cover Contactor/Fuse Rack MCCB Kokam High Power UPS

16 BATTERY MODULE HIGH-PERFORMANCE STORAGE SOLUTIONS LIQUID COOLED BATTERY PACK_NEW Advanced liquid cooling system Direct cooling to cell face; 50-75% less mass than competing technology; maximizes volumetric efficiency All-New BMS Kokam BMS permits very large strings and pack combinations (up to 750V per string, and up to 24 strings ) Variable Bulkhead Design Allows upgrades to connectors, fuses, VTBs without tooling entire pack MEET VARIOUS NEEDS OF CUSTOMER S TECHNICAL REQUIREMENT Kokam Battery Module (KBM) provides 2 kwh 12kWh systems composed of Lithium-ion Polymer Batteries connected in series/parallel. With its flexible and modular design, Kokam s Battery Module (KBM) can be customized to meet various technical needs of customers. All external connections at front panel Designed for ease of installation and service Populated with Kokam CCS Cells (Ceramic Coated Separator) Enhanced cell separator eliminates the need for thermal barriers AIR COOLED BATTERY PACK Standardized module can be connected in series/parallel to create a system of 2.4 kwh to MWh-scale Each module is built in an independent tray which secures clearance between individual cells for ventilation The module provides cooling for electronic components and lowers thermal resistance Maintenance and replacement costs of components are minimal Application: ESS, Telecom, Military, Electric Vehicle, Industrial, Aerospace, Marine Cost Effective / Safety / Long Life / Flexible Design 71P 7.1kWh (Available 1Q 2017) 114E 11.4kWh (Available 3Q 2017) NMC Cell 40 NMC - 2p24s 60 NMC - 2p24s Specific Energy (Wh/kg) Energy Density (Wh/L) Capacity (Ah; Rated at C/2) Voltage (Nominal; V) Mass (kg) KBM kWh KBM kWh Dimension (mm) Test Conditioins (L) 753 (W) 303 (H) 282 Reference Ingress Protection Mated: IP67, IPXXD, Unmated ISO Isolation & Drop Test 1.2m onto cement on corner IEC / IEC Shock 50G, 6mS, 3 axis, 10 each ISO Vibration Random, 3 Axis, 21 hr/axis ISO Composite Heat & Humidity RH 93%, C, 28 day ISO Thermal Shock 85 C to-40 C within 30 min ISO UNDOT UN T1, T2, T3, T4, T5 UN 38.3 KBM 216 2P - 5.5kWh KBM 255 2P - 11kWh KBM kWh / 14.8kWh Housing Load Corrosion Knee 150kN/m²; Foot 356kN/m² Salt mist cyclic, test Kb GMW16390 IEC DNV-GL SFC 2.4 sec 3.10 External Fuel Fire 130 sec over fuel fire ECE R100 8E

17 LITHIUM POLYMER BATTERY THE RIGHT CHOICE FOR YOUR BUSINESS Kokam works to solve the limitations associated with conventional lithium-ion technologies, including cycle and calender life, safety, recharge time, power delivery and ability to operate in extreme temperatures. The technology s performance features surpass other existing battery capabilities in the market place today. Pouch type has more surface area compared to Prismatic type (High Capacity Cell), providing better heat transfer leading to cooler, longer-life, and higher performance. Prismatic Pouch NMC Cell Cell Specification Capacity (Ah) Voltage Range (V) Cycle life 1C/1C Max Continuous Charge/Discharge 53Ah 75Ah Remark ~ 4.2 2C/4C ~ 4.2 Over 8,000 cycles 4C/8C 80% DOD End of Life 60% Remaining Capacity Cost Life span Energy Performance Power Safety ULTRA HIGH POWER NMC Advantages High C-rate up to 12C-rate discharging performance High C-rate up to 4C-rate charging performance Improved performance without safety or cycle life trade off LITHIUM TITANATE (LTO) 3.5 x Dissipation Surface x of heat dissipation 19.1cm/Ah : 11.6 cm/ah x of dissipation surface 650 mm/6.5t : 216 mm/22.5t - Exceptionally High Power Performance - High Energy Density ( ~265 Wh/kg) - High Gravimetric and Volumetric Power Density. - Excellent Power-to-Energy Balance - Longer Cycle and Calendar Life - Low Impedance and Heat Generation - Light Weight - No Memory Effect - High Charge / Discharge Energy Efficiency - Low Self-Discharge Rates LTO Cell Cell Specification Capacity (Ah) Voltage Range (V) Cycle life 1C/1C Max Continuous Charge/Discharge NANO Cell Cell Specification Capacity (Ah) Voltage Range (V) Max Continuous Charge/Discharge 60Ah ~ 2.9 Over 20,000 cycles 46Ah 46 3C/8C 5C/8C 70Ah Remark 90% DOD 0.2C 3C/8C Remark Cost Life span Cost Life span Energy Performance Energy Performance Power Safety Power Safety Advantages Operating temperature: -30~60 degc High specific power: 5C-rate continuous and 8C-rate peak charge & discharge operation High round trip efficiency (RTE): >95% Long cycle life: 20,000 90% DoD, 1C charge & discharge operating conditions Extremely Safe: A thermal runaway event is significantly less likely to occur in LTO cells. LTO cells can also be re-operated after an event of an over-discharge, unlike conventional graphite based Li-Ion cells. This feature enables the user to operate the battery cells under extreme environmental and usage conditions. Advantages of the LTO cells: Anode side of ordinary Li-Ion cells are made up of graphite, the anode side of the LTO cell is composed of Lithium Titanate, which has stronger chemical structure than graphite. NMC + LFP+LTO (NANO) Advantages Specially designed for defense & aerospace application This hybrid type cell has incorporated the advantages of NMC, LFP and LTO cells into one cell. It is extremely safe and reliable battery solution for extremely volatile and dynamic operational conditions. The high power, energy and safety features allow the NANO cells to be flexibly applied in various applications.

18 Kokam s high-performance lithium polymer battery technology delivers high power and energy density combined with excellent safety performance and cycle life. ENERGY: Higher usable energy means greater battery utilization and lower cost POWER: Superior power by weight or volume in a cost effective solution DISCOVERY B EYON D TECHN OL OGY CYCLE: Excellent calendar and cycle life with consistent performance over extended use battery@kokam.com