Positive plate :Tubular plate with die cast alloy grid
Negative plate : Balanced Pb-Ca grid for improved recombination efficiency
Separator : Leaf shape rubber separator
Electrolyte : Dilute high purity sulphuric acid of 1.240 specific gravity
Battery Container : SAN
Battery Cover : ABS
Pillar Seal: Double layers epoxy resin seal
Relief Valve : Complete with integrated flame arrestor
Specification
| Nominal Voltage (V) | 2 |
| Designed Floating Life (20oC) | 20+ Years |
| Nominal Capacity (20oC) | 500 Ah @ C10 (to 1.80Vpc) |
| Demensions | L166mm×W206mm×H525mm |
| Approx. Weight | Without electrolyte: 26Kg With electrolyte: 36Kg |
| Terminal Type | Female Copper Insert M8 (torque:10~12N.m) |
| Internal Resistance | Approx. 0.55mOhm (fully charged @ 25°C) |
| Max. Charge Current | 100 A |
| Max. Discharge Current (5S) | 1200 A |
| Short Circuit Current | 3650 A |
| Self Discharge | Approx. 4% per month @ 20°C |
| Ambient Temperature | Discharge: -25~65°C Charge: -20~65°C Storage: -15~40°C |
| Float Charge Voltage | 2.21-2.25V @25°C (-3mV / oC/ cell) |
| Equalize Charge Voltage | 2.35-2.4V @25°C(-5mV / oC/ cell) |
| Container Material | SAN |
Constant Current Discharge Characteristics: Amps (20°C)
Constant Power Discharge Characteristics: W/cell (20°C)
Charge Characteristic
Discharge Characteristic
Cycle Life vs Depth of Discharge
Capacity vs Temperature
Cycle Discharge Voltage Curve
Application
Standby Power Applications that Required Highest Levels of Reliability and Security.
Advantages
1. 20+ years design life at floating condition.
2. Wide operating temperature range from -40°C to 60°C.
3. Tubular positive plate with prolonged cycle life.
4. Nano Silica gel electrolyte.
5. Lead Calcium die cast grid with improved corrosion resistance capability.
6. Excellent deep discharge recovery capability.
7. Low self-discharge rate and long shelf life (1 year at 20°C)
