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NiMh
The Ventilux Ni-Mh/C cell battery is specially designed to accept a permanent overcharge in high temperature environments as found in emergency lighting applications.
Description
The battery is fully compliant to the requirements of IEC 60598 with minimum of 4 years design life to 40°C as required by the IEC standard.
The batteries are available in various configurations to meet customers needs rangung from stick to pack configurations.
The batteries use the latest technology, employing sintered positive and plastic bonded negative technologies.
| Electrical characteristics | |||
| Nominal voltage (V) | 1,2 | ||
| Typical capacity (mAh)* | 4200 | ||
| IEC minimum capacity (mAh)* | 4000 | ||
| Impedance at 1000HZ (m-ohms) | 20 | ||
| *Charge 16 hpours at C/10, discharge at C/5 | |||
| Dimensions | |||
| Diameter (mm) | 25,3 +/- 0,5 | ||
| Height (mm) | 49,0 +/- 0,3 | ||
| Top projection (mm) | 0,8 +/- 0,2 | ||
| Top flat area diameter (mm) | 9,0 min | ||
| Weight (g) | 74 | ||
| Dimensions are given for bare cells | |||
| Charge conditions Rate | Time (h) | Temp. (°C) | Charge current (mA) |
| Standart | 16 | +15 to +40 | 400 |
| Permanent | +15 to +40 | 300 | |
| Trickle | 100 to 200 | ||