presentation by eth co., ltd., december 13, 2011

8/3/2019 Presentation by ETH Co., Ltd., December 13, 2011

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LOGO

EnergeticTechnology forHumaA leading manufacturer of performance tester for Rechargeable Battery

the another energy fueling source for making human life more energetic & environmental friend

Company Introduction


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2 EnergeticTechnology forHumanBattery Power Solution Provider

1. Employee for each Dept. (Total : 110)

2. Work Experience for each employee

1. Company History

DevelopmentDept.55%

ProductionDept.15%

C/S team17%

SupportDept.13%

Production: 17persons Support:14persons C/S :19persons Development :60persons

0

10

20

30

40

50(persons) 48persons

42%

32persons

30%

15persons

14%

15persons

14%

Less than 5yrs.

Over 5 yrs. Over 10 yrs. Over 15 yrs.

Area : Battery Application & Mass Production System

Business Career : 12 Years since Year of 2000

Revenue : USD 30M

Major Customer : LG Chem for 10 Years

Success : Supplied LGC with 60% of Mass Production System

Investment for R&D : Average 1/3 of Revenue

Worldwide #1 Battery Charger/Discharger Manufacturer


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3 EnergeticTechnology forHuman

Business Area

Battery Power Solution Provider

2. Products

Formation

Li-Ion battery20V~1,100V / 10A~500A

Cycle Battery PACK/ ESS BMS

BatteryTechnology AdvancedTechnology

Charging/Discharging

System

For small/large cells

Cycle Test System

For small/large

cells E-Bike, E-Scooter,EV, HEV , UPS, etc.

Battery Management System)

UPS / Charging

3Kw 100kw


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4

3. Charger For LGC Battery Pack

Items Contents Benefits

Charging Time0 ~ 80% 91 Minutes Optimized LGC Battery Pack

0 ~ 100% 110 Minutes Optimized LGC Battery Pack

Output

Power 1.8KW Optimized Charging Time for LGC Pack

Voltage 63V Maximize the Capacity of LGC Pack

Current 30A High Quality Current for LGC Battery

Efficiency >90% Low Energy Loss (Low Heat)

PortabilityWeight 15Kg High Mileage

Handling On boarding High Flexibility

Protective

Temperature 0~50 Reliable Operation in Outdoor UseIP code 46 Highly Protective

Self Diagnosis for Charger Easy Maintenance

Life timeWarranty 1 Year Cost Effective

MTBF Over 10 Years Long Life Cycle

Every single factor is tuned to LGC Battery Pack for Optimized its Performance and Maximized its Life Cycle


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Li-B pack can be charged only 40% by the current Charger for LiFePO4 battery Should prepare new charger for the Li-B pack

ItemsCharger Info.

Old New

Manufacturer TCCH ETH

Battery type LiFePO4 Li-B

Charging voltage 54.7V 63V

Charging current 25A 30A

Power 1.5kW 1.8kW

47.25

49.50

51.75

54.00

56.25

58.50

60.75

63.00

Volta

ge

[V]

Li-B

LiFePO4

Charging withOld charger

Full charged

(LiFePO4)

40% charged

(Li-B)

Because of charging voltage, Li-B batterycan not be charged with LiFePO4 charger

1.8kW Li-B charger

4. Charger Characteristics For LGC Pack


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Items

Battery Pack Protection

Reverse Connection

Loose Connection

Over Heat

Over Capacity

Over Current

Over Voltage

Charger Protection

Over Heat

Over Capacity

Over Current

Over Voltage

AC Input Range

Self DiagnosisCheck Individual Function Block

Report Diagnosis Result to LCD or RS232 Port

5. Protect and Self Diagnosis Functions


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6. Charger Design Review

Exterior Dimension

Interface Method with LCD Panel or External Com Port

Protection Standard with SAE-J1378

Protection Rating : IP46

Weight

Design Concept Change is Highly Acceptable for Mass Production

The Method of Inlet and Outlet


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Battery Bank

(400AH)

InverterCharger

PowerDistributionPanel

Solar Charge Controller

Photovoltaic

Utility Grid

AC Generator

AC Sources

Renewable Energy

AC Distribution Panel

AC IN(220VAC)

DC IN(48VDC)

AC OUT(220VAC)

LOAD

DC INDC Charging

Remote Monitoring Center

GPRS Modem

Or IEEE802.3

7. UPS for Tunnel Lightning System


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Items ETH Competitor Remark

AC Input Voltage1phase 220V, 60Hz (Or Local

Power Requirement)

1phase 120/240V, 55 to

65Hz

Power Factor 0.98 0.98

Utility interactive Yes Yes

Continuous Output Power 4500W 4500W

AC Output Voltage 1phase 220 2% 1phase 120/2403% High accuracyoutput voltage

AC Output Frequency 60 0.1Hz 60 0.1Hz

Typical Transfer Time 0~4ms 8msRapid Transfer

time

DC Input Voltage Range (Battery) User Defined44 to 64Vdc,

50.4V(nominal)

Maximum continuous charge

range90A 85A

Efficiency at maximum charge rate 90.5% 90.2%High charging

Efficiency

Multiple-unit configurations Up to three parallel Units Up to three parallel Units

Dimensions 580(H) x 400(W) x 450(D)mm580(H) x 410(W) x

230(D)mm

Weight Approx. 50Kg (can be changed) 53.5kg

8. UPS Spec. Comparison


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presentation by eth co., ltd., december 13, 2011

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