Nickle cadmium battery | None
The design features a medium discharge rate, high tolerance to electrical abuses such as overcharge and over-discharge, and robust construction that ensures resistance to rough handling and mechanical abuse, offering trouble-free long cycle life, no risk of sudden failure due to cell chemistry and structure, and ample electrolyte reserve for extended maintenance intervals. Over 20 years of service life in stationary applications with IEC60623
The design features a medium discharge rate, high tolerance to electrical abuses such as overcharge and over-discharge, and robust construction that ensures resistance to rough handling and mechanical abuse, offering trouble-free long cycle life, no risk of sudden failure due to cell chemistry and structure, and ample electrolyte reserve for extended maintenance intervals. Over 20 years of service life in stationary applications with IEC60623
Netcon Nickel-Cadmium (Ni-Cd) battery is a robust and reliable rechargeable battery technology known for its durability, long life, and excellent performance under extreme conditions. Ni-Cd batteries use nickel oxide hydroxide and metallic cadmium as electrodes, offering stable power output and resistance to deep discharge.
1. Electrical Characteristics
Nominal Voltage per Cell: 1.2 V
Charge Voltage (per cell): 1.4 – 1.45 V
Discharge Cut-off Voltage (per cell): 1.0 V (standard) / 0.9 V (deep discharge)
Capacity Range: 1 Ah – 1,000 Ah (depending on design)
Energy Density: 40 – 60 Wh/kg
Cycle Life: 1,000 – 2,500 cycles (can exceed 20 years in standby/industrial use)
Self-Discharge Rate: ~10% per month at 20°C
2. Mechanical & Environmental
Operating Temperature Range:
Charge: 0°C to +45°C
Discharge: –20°C to +60°C (special types: –40°C to +70°C)
Storage Temperature: –20°C to +40°C (long-term)
Construction Types: Vented (flooded) or Sealed (maintenance-free)
Orientation: Can operate in various orientations (vented types upright only)
3. Charging Parameters
Standard Charge: 0.1 C for 14–16 hours
Rapid Charge: 0.3 – 1.0 C with charge control
Overcharge Capability: High tolerance compared to Li-Ion and VRLA
Float Charging: 1.35 – 1.40 V/cell (for standby applications)
4. Performance Characteristics
Deep Discharge Capability: Excellent – can tolerate full discharge
High Discharge Current: Up to 10C depending on design
Internal Resistance: Low – allows high surge output
Memory Effect: Present (requires periodic deep discharge to restore capacity)
5. Safety & Compliance
Electrolyte: Potassium hydroxide (KOH) solution (alkaline)
Standards: IEC 60623 / IEC 60629 (for industrial Ni-Cd cells)
Environmental Consideration: Cadmium is toxic; proper recycling/disposal required