20W Solar Power Module
Papercast® solar panel modules have been designed for sustained high performance and to complement the contemporary design of our e-paper displays. The single solar module is ideal for environments with moderate to high sunlight.
20W Solar Module Specification
Overall Mechanical
| Dimension (L×W×H) | 500 x 363 x 103.5 mm |
| Weight | 7 kg (15.5 lb) |
| Colour | Interpon 610 |
| IP Rating | IP65 |
| Construction | RIM flame retardant rigid Polyurethane foam |
| Flame retardancy | UL94/VO |
Solar Panel
| Peak power (Pmax) | 20W |
| Power tolerance | 0/+5W |
| P max voltage (Vmp) | 17.4v |
| P max current (Imp) | 1.15A |
| Open circuit voltage (Voc) | 22.4v |
| Short circuit current (ISC) | 1.23A |
| Cell efficiency | 16.6% |
| Operating temperature | -45 °C ~ +80 °C |
| Type of cell | 36 (2×18) Polycrystalline cells |
Battery Module
| Nominal voltage | 12.8V |
| Nominal capacity | 20Ah or 40Ah |
| Battery type | LiFePO4 |
| Battery charge cycles | 2000 cycles |
| Approx. weight | 4.5kg (10 lbs) |
| Dimension (L x W x H) | 190 x 100 x 90 mm |
| System max. discharge current | 10A or 5A |
| Max. charge current | 20A |
| Operating temperature range | Charge: 0°C + 60°C Discharge: -20°C +60°C |
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