Technical specification

Capacity
265 – 3900 Ah

Nominal voltage
2 V DC

Cycles
> > 1500 cycles at 20 °C / 60 % DoD
> > 5000 cycles at 20 °C / 20 % DoD

Applications and key benefits

  • Solar 2V cells up to 3900 Ah real capacity at C120 1.85V/cell
  • Designed for regular and long deep discharge. Ideal for:
    • Renewable energy islands (Solar / Wind)
    • Off-grid applications: BTS, mobile phone stations, signaling, lighting
    • High capacity applications in areas with unstable grid and unreliable power supply
  • Excellent cycling also in state of partial discharge.
  • > > 1500 cycles at 20 °C / 60 % DoD
    > > 5000 cycles at 20°C / 20% DoD
  • OPzV technology, with tubular positive plates and electrolyte immobilized in gel.
  • Dimensions according to DIN 40742 OPzV cells.
  • Suitable for use at elevated temperature.
  • Optimized for deep discharge recovery DIN 43539T5.
  • 18 years design life under float condition.
  • Minimal gassing and maintenance free (no topping-up).
  • Completely recyclable.

Technical features

  • Tubular positive plates, pressure cast from high tin / low calcium alloy.
  • Electrolyte immobilized in gel structure.
  • Highly porous gauntlets retain the active material.
  • Pasted negative grid plates designed to have service lives consistent with the positive plates.
  • Separators with extremely high porosity and low internal resistance.
  • Standard ABS plastics (Optional flame retardant plastics ABS IEC 707 FV0 and UL 94 V0 with LOI greater than 28%)
  • Container and lid designed for unsurpassed mechanical strength made of thick walled plastics.
  • Threaded female M10 terminal posts guarantee highest conductivity, maximum torque retention and easy installation.
  • High integrity post seal design to prevent electrolyte leakage and terminal corrosion.
  • Flame arrestors prevent sparks or flames from entering the battery.
  • Cells equipped with one-way safety valves to allow excess gas to escape when overcharging.
  • < 2% self-discharge per month at 20°C allows 6 months shelf life.
  • Installation in vertical or horizontal position.
  • Flexible, fully insulated cable connectors with insulated screw with probe hole on the top for electrical measurement.

Standards

  • IEC 61427 – photovoltaic energy systems
  • DIN 40742 – specification OPzV cells
  • DIN 43539T5 – deep discharge
  • IEC 60896 Part 21 – VRLA methods of testing
  • IEC 60896 Part 21 – VRLA methods of testing
  • Eurobat “Long Life” – 12 years and longer

Certifications

  • ISO 9001 – Quality Management System
  • ISO 14001- Environmental Management System

Electrical characteristics

  • Nominal voltage: 2 V / cell
  • Float voltage charge at 20°C: 2.25 V/cell
  • Fast charging: 2.4 V / cell

Application

  • Renewable energy
  • Phone stations
  • BTS systems
  • Lighting
  • Signaling systems