Enter your values in this column, then press the "Calculate" button for results.
Solar Panel Specifications
| Power in Watts |
PV Array |
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| VOC (Open Circuit Voltage) |
Rated Power in Watts | 25° C |
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Watts | ||
| VMP (Maximum Power Point Voltage) |
Anticipated Output in Watts at | 25° C |
. |
Watts | ||
| ISC (Short Circuit Amperage) | Anticipated Output in Watts at | . |
. |
Watts | ||
| IMP (Maximum Power Point Amperage) | PV Array Current | .
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Amps | |||
| VOC
Temperature Coefficient in C (Default is -0.33%) |
Battery Charging Current at Typical Absorb Voltage | . |
Amps | |||
| VMP
Temperature Coefficient in C (Default is -0.45%) |
VMP Maximum Power Point Voltage at | 25° C |
. |
Volts |
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| Coldest Ambient Temperature in °C | VOC Open Circuit Voltage at | 25° C |
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Volts | ||
| Hottest Ambient Temperature in °C |
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| Nominal Battery Bank Voltage |
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VMP Maximum Power Point Voltage at | .
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. |
Volts | |
| VOC Open Circuit Voltage at | .
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Volts | |||
Array Layout |
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| Number of Modules in Series | VMP Maximum Power Point Voltage at | . |
. |
Volts | ||
| Number of Strings in Parallel | VOC Open Circuit Voltage at | . |
. |
Volts | ||
Total Number of Modules |
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Design Check |
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| VMP? | . |
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| VOC? | . |
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| Array Wattage? | . |
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PT100's Required? |
. |
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