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| Type | SDRC-10I | SDRC-15I | SDRC-20I |
| Rated charging current | 10A | 15A | 20A |
| Rated load current | 10A | 15A | 20A |
| Work voltage | 12V; 24V | ||
| Over load, short circuit protection | Over load protection action: 1.25times rated load current in 60-sec, 1.5 times rated load current in 5-sec; Short circuit protection action: >=3times rated load current | ||
| No load current | <=6mA | ||
| Charging circuit voltage drop | <=0.26V | ||
| Load circuit voltage drop | <=0.15V | ||
| Over voltage protection | 17V, x2/24V | ||
| Work temperature | Industry stage: -35°C ~55°C | ||
| Boost charge voltage | 14.6V; x2/24V(keep 10-min) (Only applied when overdischarge appears) | ||
| Direct charge voltage | 14.4V; x2/24V(keep 10-min) | ||
| Float charge voltage | 13.6V; x2/24V(keep working until drop to the point of charge return voltage action) | ||
| Charge return voltage | 13.2V; x2/24V | ||
| Temperature compensation | -5mv/°C 2V(Boost charge, Direct charge, Float charge, charge return voltage) | ||
| Lower voltage indicate | 12.0V; x2/24V | ||
| Over discharge voltage | 11.1V no load-real-time modified voltag | ||
| Over discharge return voltage | 12.6V; 2/24V | ||
| Control mode | PWM charge mode | ||
Solar Charge Controller