MPPT Lader ML2440 40A
Mere info:
MPPT Lader ML2440 40A 12V/24V
Model | ML2420 | ML2430 | ML2440 |
System Voltage | 12V/24V Auto | ||
No-Load Loss | 0.7 to 1.2 Watts | ||
Battery Voltage | 9 .. 35 V | ||
Max Solar Input Voltage | 100 V (25degC), 90 V (-25degC) | ||
Max Power Point Voltage Range | Battery Voltage +2V to 75V | ||
Rated current | 20A | 30A | 40A |
Rated Load Current | 20A | ||
Max Capacitive Load Capacity | 10,000uF | ||
Max PV System Input Power | 260W / 12V 520W / 24V |
400W / 12V 800W / 24V |
550W / 12V 1100 / 24V |
Conversion Efficiency | ≤ 98% | ||
MPPT Tracking Efficiency | > 99% | ||
Temperature Compensation Factor | -3.0mv/ °C/ 2V (default) | ||
Operating Temperature | -35 to +45 degC | ||
Protection Degree | IP-32 | ||
Weight | 1.4 kg | 2 kg | 2 kg |
Communication Method | RS-232 | ||
Altitude | ≤ 3000m | ||
Product Dimensions | 210 x 151 x 59.5 mm | 238 x 173 x 72.5 mm | 238 x 173 x 72.5 mm |
- With the advanced dual-peak or multi-peak tracking technology, when the solar panel is shadowed or part of the panel fails resulting in multiple peaks on the I-V curve,
- the controller is still able to accurately track the maximum power point.
- A built-in maximum power point tracking algorithm can significantly improve the energy utilization efficiency of photovoltaic systems, and raise the charging efficiency
- by 15% to 20% compared with the conventional PWM method.
- A combination of multiple tracking algorithms enables accurate tracking of the optimum working point on the I-V curve in an extremely short time.
- The product boasts an optimum MPPT tracking efficiency of up to 99.9%.
- Advanced digital power supply technologies raise the circuit’s energy conversion efficiency to as high as 98%.
- Charging program options are available for different types of batteries including gel batteries, sealed batteries, open batteries, lithium batteries, etc.
- The controller features a limited current charging mode. When the solar panel power exceeds a certain level and the charging current is larger than the rated current,
- the controller will automatically lower the charging power and bring the charging current to the rated level.
- Instantaneous large current startup of capacitive loads is supported.
- Automatic recognition of battery voltage is supported.
- LED fault indicators and an LCD screen which can display abnormality information help users to quickly identify system faults.
- Historical data storage function is available, and data can be stored for up to a year.
- The controller is equipped with an LCD screen with which users can not only check device operating data and statuses, but also modify controller parameters.
- The controller supports standard Modbus protocol, fulfilling the communication needs of various occasions.
- The controller employs a built-in over-temperature protection mechanism. When temperature surpasses the set value, the charging current will decline in linear
- proportion to the temperature so as to curb the temperature rise of the controller, effectively keeping the controller from being damaged by overheat.
- Featuring a temperature compensation function, the controller can automatically adjust charging and discharging parameters in order to extend the battery’s service life.
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