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Electrical performance parameters ( STC test )
Component model | LR4-72HBD-445M | LR4-72HBD-450M | LR4-72HBD-455M |
Maximum power (Pmax /W) | 445 | 450 | 455 |
Open circuit voltage (Voc/V) | 49.4 | 49.6 | 49.8 |
Short circuit current (Isc /A) | 11.52 | 11.58 | 11.65 |
Peak power voltage ( Vmp/V) | 41.2 | 41.4 | 41.6 |
Peak power current (Imp /A) | 10.8 | 10.87 | 10.93 |
STC:Standard Test Conditions
Electrical performance parameters (NOCT test)
Component model | LR4-72HBD-445M | LR4-72HBD-450M | LR4-72HBD-455M |
Maximum power (Pmax /W) | 333.6 | 337.3 | 341.1 |
Open circuit voltage (Voc/V) | 46.5 | 46.6 | 46.8 |
Short circuit current (Isc /A) | 9.28 | 9.34 | 9.39 |
Peak power voltage ( Vmp/V) | 38.6 | 38.8 | 38.9 |
Peak power current (Imp /A) | 8.65 | 8.7 | 8.76 |
NOCT:Normal Operating Cell Temperature
Load capacity | Temperature coefficient ( STC test ) | ||
Maximum static load on the front (e.g. snow, wind) | 5400Pa | Short circuit current (Isc) temperature coefficient | +0.05%/°C |
Maximum static load on the back (e.g. wind) | 2400Pa | Open circuit voltage (Voc) temperature coefficient | -0.265%/°C |
Pass the hail test | Diameter 25mm, impact velocity 23m/s | Peak power (Pmax) temperature coefficient | -0.340%/°C |