Land Dream Series
LD Series PWM Solar Controller
Copies are never as good as the original
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Classic Double Color Design
Compared to the black,Attract people's attention. Proportionally coordinated,Smart body.
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Internal Structure and Process
Good internal structure and process ensure the product quality.
Optional USB Port
Support 5V1A CVCC,Charge your mobile devices fast and safe
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New Upgraded Design
10A,20A,30A appearance upgrade，10A,20A standard USB port
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Which one is right for you!
| Land Dream Series | Sky Dream Series | Oceam Dream Series |
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| 8-bit CPU | 32-bits CPU | 32-bits CPU |
| USB(Optional） | 1A USB*1(10A~40A) | 2.4A USB*2/4PCS |
| Standard connector | Red/Black big connector | Red/Black big connector |
| LCD | LCD | LCD |
| Size from 155c㎡ | Size from 155c㎡ | Size from 198c㎡ |
| Traditional Design | Golden Ratio Design | Simple hide design |
| 10 Safety Protections | 12 Safety Protections | 12 Safety Protections |
| PWM 3Stages charhing | PWM 3Stages charhing | PWM 3Stages charhing |
| / | Over Voltage Protection | Over Voltage Protection |
| / | Over Temperature Protection | Over Temperature Protection |
| / | Lithuium Battery Supported | Lithuium Battery Supported |
| / | Battery type selected | Battery type selected |
| No update program | updated program | updated program |
| No accessory | Screws | Screwdriver |
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Warranty
The PWM controller provides a 1.5 years warranty, and the MPPT controller provides a 3 years warranty.
Factory Commitment
1.We promise that the solar controllers produced by our company are full power
2.We promise that never use old components, "Fake one, Fine 100,000RMB"
Worry-free after sales
1.During the warranty period, non-artificial product failures occur, our company promises to replace new one for free
2.After “three-step confirmation " to quickly identify.
After-Sale Warranty
8-bit main control chip
Make your system more stable and efficient
The main control chip adopts STMicroelectronics, and the other components adopt Samsung and Fenghua Hi-tech components to ensure the stability and life of the controller.
User's Manual 1PC
Controller 1PC
Packing List
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Terminals
*Customized large-diameter port is more suitable for solar systems that require large-diameter wires to reduce the voltage drop and losses in wires
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Product Parameters
| Model | LD2410C | LD2420C | LD2430S | LD2440S | LD2450S | LD2460S | LD4830S | LD4840S | LD4850S | LD4860S |
| System Voltage | 12V/24V DC auto | 48V DC | ||||||||
| PV Max Input Voltage | 55V | 100V | ||||||||
| Self-consumption | <10mA | |||||||||
| Max Charging current | 10A | 20A | 30A | 40A | 50A | 60A | 30A | 40A | 50A | 60A |
| Max Discharging current | 10A | 20A | 30A | 40A | 50A | 60A | 30A | 40A | 50A | 60A |
| Battery type | Sealed(Default)/Gel/Flood | |||||||||
| LVD※* | 11.0V ADJ 9V...12V ; x2/24V ; x4/48V | |||||||||
| LVR※* | 12.6V ADJ 11V...13.5V ； x2/24V ; x4/48V | |||||||||
| Float Voltage※* | 13.8V ADJ 13V... 15V ; x2/24V ; M/48V | |||||||||
| Boost Voltage※* | 14.4V ADJ 13V...17V ； x2/24 ; x4/48V | |||||||||
| battery voltage less than 12.6v auto boost 2hours | ||||||||||
| Battery Over Voltage ※* | 16.5V ; x2/24V ; x4/48V | |||||||||
| Reverse Connection Protection | yes | |||||||||
| Load Over Current Protection | Yes, each 30s auto restart again | |||||||||
| USB Output | Optional | / | ||||||||
| Charging Type | PWM | |||||||||
| Charge circuit voltage drop | <=0.25V | |||||||||
| Discharge circuit voltage drop | <=0.1V | |||||||||
| Temperature Consumption# | For 12Vsystem:-24mV /°C ; x2/24V ; x4/48V | |||||||||
| Relative humidity | ≤95%, N.C. | |||||||||
| WorkingTemperature | —20°C~+55°C℃(Product can work continuously at full load) | |||||||||
| LCD temperature range | —20°C~+70°C | |||||||||
| Waterproof grade | IP32 | |||||||||
| Mounting hole size | Φ5mm | |||||||||
| Terminals | 4mm²/12AWG | 16mm² /6AWG | 25mm²/4AWG | 16mm² /6AWG | 25mm²/4AWG | |||||
| Weight | 310g | 320g | 410g | 680g | 690g | 740g | 440g | 695g | 700g | 750g |
| Overall dimension(mm) | 168×92×41.5 | 190×108×41.5 | 200.1×127×55.3 | 190×108×41.5 | 200.1×127×55.3 | |||||
#when bettery type is setted to Lithium battery,Temperature consumption is 0,unchangeable.
※Above the parameters are in 12V system at 25℃, twice in 24V system and quadruple in 48V system
*The default value is set based on the lead-acid battery. For other battery type, please refer to the manual
