Propulsion batteries for submarine have

- High power density

- High reliability and safety

- High capacity

- Excellent life span

Core technology

Use of high impact resistance container/cover

- Increased internal space through optimum thickness design

- Securement of impact resistance (BV043/85, BV043/73)

Use of low antimony pressure casted tubular plate

- Improvement of corrosion resistance

- Reduction of hydrogen gas generation

Use of CSM negative plate

- Improvement of electric conductivity using CSM (Copper Stretched Metal)

- Improvement of mechanical strength of large sized grid

Use of Acid agitating system.

- Protection of electrolyte stratification

- Maximization of efficiency of plate

Use of cooling system

- Prevention of increase of battery temperature in charge/discharge

Key parts of battery

Positive plate

- Optimum designed pressure casted grid

- Use of low antimony alloy which reduces the generation of hydrogen gas

Negative plate

- Use of CSM grid

· Improvement of electric conductivity using copper stretched metal

· Advantage in high rate discharging using copper material which has excellent electric conductivity.

(improvement of electric conductivity)

· Maintenance of mechanical strength of big size electric pole

- Paste type plate using high density and optimum active material

Separator

- Use of microporous acid resistance special plastic compound

Pole

- Use of copper which has excellent electric conductivity

- Use of cooling system

Acid level indicator

- Easy check the acid level

Operating plug (209 battery)

- Connection of acid agitating system

- Gas ventilation

- Add the distilled water and adjust the acid density

Measuring probe

- For detection of damaged inside the cell

Design Features

- Single decker type

- Long positive tubular plate / CSM(copper stretched metal) Negative plate

- Very low H2 evolution during operation

- Internal cooling system with great efficiency

- Use of high conductivity material(CSM, Pole etc)

- Acid agitation system inside the cell for excellent performance

- Long life span