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| Categories | MPPT Solar Charge Controller | 
|---|---|
| Place of Origin: | Guangdong, China | 
| Brand Name: | SRNE | 
| Model Number: | ML4830N15 | 
| Supply Ability: | 1000 Piece/Pieces per Month | 
| MOQ: | 1 | 
| Price: | Negotiable | 
| Application: | Solar System Controller | 
| Maximum Current: | 30A | 
| Rated Voltage: | 12/24/36/48V auto | 
| Max Solar Energy Input Voltage: | <150V | 
| Max Power Point Voltage Scope: | Battery Voltage +2V ~ 120V | 
| Rated Load Current: | 20A | 
| Max capacitive load capacity: | 10000uF | 
| PV System Max Input Power: | 400W/12V; 800W/24V;1200W/36V;1600W/48V | 
| MPPT Tracking Efficiency: | >99% | 
| Conversion Efficiency: | ≤98% | 
| Working Temperature: | -35℃ ~ +45℃ | 
| Max Wiring Size: | 25 mm2 | 
| Company Info. | 
| SRNE Solar Co.,Ltd | 
| View Contact Details | 
| Product List | 
30A SRNE Solar Charge Controller 12 Voltage Automatic Switch ML4830N15
Features
* MPPT tracking efficiency can be as high as 99.9%.
* Advanced digital power technology, with circuit energy conversion efficiency as high as 98%.
* Supporting charging procedures of gel batteries, sealed batteries, open batteries, lithium batteries and other types of batteries.1
* Supporting the start of capacitive load instantaneous large current.
* Supporting automatic identification of battery voltage.
* LED indicator of malfunction, buzzer alarm, and liquid crystal display of abnormal information.
* Supporting historical data storage for up to 5 years.
* LCD screen display function.
* Supporting standard Modbus protocol that meets communication needs on different occasions.
* Built-in mechanism of over-temperature protection.
* External battery voltage sampling function.
* Temperature compensation functions.
* TVS lightning protection
Note 1:Only the ML-LI model supports lithium battery charging and discharging function.
Application:
Ideal for off-grid solar lighting system that needs light and timer
control
Solar street light system
Solar garden light system
Solar billboard
Solar detection equipment etc.
Protection
* PV array short circuit
* over discharge Protection
* Discharge voltage protection
* IP21 Mechanical protection
* Load overload
* the input low voltage protection
* PV Lightning protection
* Battery reverse polarity
* The overcharger protection voltage
Appearance


Specification

Parameter Name  | Parameter Value  | |
Model  | ML2440/ML2440-LI  | ML4830/ML4830-LI  | 
System Voltage  | 12V/24VAuto  | 12V/24V/36V/48V Auto  | 
No-Load Loss  | 0.7 W~1.2W  | |
Battery Voltage  | 9~35  | 9~70  | 
Max Solar Energy Input Voltage  | <150V  | |
Max Power Point Voltage Scope  | Battery Voltage +2V ~ 120V  | |
Rated Charging Current  | 40A  | 30A  | 
Rated Load Current  | 20A  | 20A  | 
Max capacitive load capacity  | 10000uF  | |
PV System Max Input Power  | 520W/12V 1040W/24V  | 400W/12V 800W/24V 1200W/36V 1600W/48V  | 
Conversion Efficiency  | ≤98%  | |
MPPT Tracking Efficiency  | >99%  | |
Temperature compensation coefficient  | -3mv/℃/2V(Default)  | |
Working Temperature  | -35℃ ~ +45℃  | |
Protection Level  | IP32  | |
Weight  | 2.3kg  | |
Max Wiring Size  | 25 mm2  | |
Communication Mode  | RS485, RS232  | |
Altitude  | ≤ 3000m  | |
Product Size  | 266*182*81mm  | |
Comparison Table of Parameters for Each Type of Battery  | ||||
Setting Voltage Battery Type  | Sealed Lead-Acid Battery  | Gelled Lead-Acid Battery  | Open Lead-Acid Battery  | User (User-Defined)  | 
Overvoltage Disconnect Voltage  | 16.0V  | 16.0V  | 16.0V  | 9~17V  | 
Equalizing Voltage  | 14.6V  | ——  | 14.8V  | 9~17V  | 
Boost Voltage  | 14.4V  | 14.2V  | 14.6V  | 9~17V  | 
Floating Voltage  | 13.8V  | 13.8V  | 13.8V  | 9~17V  | 
Boost Restoring Voltage  | 13.2V  | 13.2V  | 13.2V  | 9~17V  | 
Low Voltage Disconnect Restoring Voltage  | 12.6V  | 12.6V  | 12.6V  | 9~17V  | 
Under-Voltage Alarming Restoring Voltage  | 12.2V  | 12.2V  | 12.2V  | 9~17V  | 
Under-Voltage Alarming Voltage  | 12.0V  | 12.0V  | 12.0V  | 9~17V  | 
Low Voltage Disconnect Voltage  | 11.1V  | 11.1V  | 11.1V  | 9~17V  | 
Discharging Limit Voltage  | 10.6V  | 10.6V  | 10.6V  | 9~17V  | 
Over-Discharge Delay Time  | 5s  | 5s  | 5s  | 1~30s  | 
Equalizing Duration Time  | 120 minutes  | ——  | 120 minutes  | 0~600 minutes  | 
Equalizing Charging Interval  | 30 days  | 0 day  | 30 days  | 0~250D (00 refers to close equalizing charging function))  | 
Boost Duration Time  | 120 minutes  | 120 minutes  | 120 minutes  | 10~600 minutes  | 






                                 
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