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Details of SR-SL
1. IP 68 waterproof level and aluminum outer shell is able to effectively prevent various kinds of corrosion.
2. Automatic identification of 12V/24V system voltage.
3. LED digital display and waterproof key-operated operations.
4.Ternary form charging algorithm adopted. to equally charge storage battery a week at least.
5.Five load working mode, convenient for various street lamp and monitoring device.
6.External temperature sensor.
7. Parameter can be stored when the power failure. No need to set up again.
8. Values status indications.
9. Over charging, over discharging, over load, short circus and reverse polarity protections.
10. TVS lightning protection.
Five modes:
System voltage | 12V/24V Auto |
System current | 5A/10A/15A |
No-load loss | < 5mA |
Solar energy input voltage | < 55V |
Overvoltage protection | 17.0V; ×2/24V |
Equal charging voltage | 14.6V; ×2/24V(25°C), duration:1h |
Ascending charging voltage | 14.4V; ×2/24V(25°C), duration:2h |
Float charging voltage | 13.8V; ×2/24V (25°C) |
Return voltage during charging | 13.2V; ×2/24V (25°C) |
Return voltage for over-discharging | 12.5V; ×2/24V |
Undervoltage | 12.0V; ×2/24V |
Over-discharging voltage | 11.1V; ×2/24V |
Temperature compensation | -4.0mv/°C/2V; |
Light-control voltage | Light-control open 5V; light-control close 6V |
Light-control judgment time | 10min |
Overload and short circuit protection | 1.25 times of rated current: 30s; 1.5 times of rated current: 5s overload protection activity; ≥3 times of rated current: short circuit protection |
Working temperature | -35°C to +65°C; |
Protection level | IP68 |
Weight | 140g |
Dimensions | 82×58×20(mm)(L×W×H) |






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