Product description:

1. Land Dream Series ( LD in short) is an economical and traditional PWM solar controller. It can not only extend the service life of battery, but also provide necessary protection over the whole system.

2. We own its outlook design patent. The double buttons and LCD screen show you the working parameters of the whole system, clear and understandable.

3. This series is widely applied in solar home system, traffic signal, solar lighting system, etc.

Features:  

• Automatic identification system voltage, 12v/24v auto recognition
• Humanized LCD displaying and double button operation of man-machine interface
• Completed technical data for setup and modify
• High efficiency interlligent PWM 3 stage charging
• The load control mode can be selected, the timer function can be reset for street light at night
• Discharge capacity control
• RS485 communication interface(optional)
• Discharge counter of Ampere hour
• Working storage function: record the total run time of system, record timers of error during running time, record times of full charged battery
• Reliable over voltage protection, short circuit protection, over load protection, overcharge protection over-discharge protection
• Accurate terperature compenstion, correcting the charging and discharging voltage automatically, improving the battery lifetime
• Roundly reverse connected protection
• Solar panels, battery, solar charge controller positive poles are all connected together, adopting negative MOSFET in series control circuit

Protection:

·PV short circuit

·PV reverse polarity

·Battery overcharge

·Battery over discharge

·Battery reverse polarity

·Load overload

·Load short circuit

·Overheat