Model | SRM-MPPT-40A | SRM-MPPT-60A | SRM-MPPT-80A | SRM-MPPT-100A | |
System voltage | 12V/24V/36V/48V(Adaptive) | ||||
Nominal current | 40A | 60A | 80A | 100A | |
Charging mode | MPPT maximum power point tracking | ||||
Applicable battery type | Sealed lead acid battery, GEL lead acid battery, open lead acid battery (can also customize parameters for other types of battery charging | ||||
Charging method | Three stages: constant current, constant voltage, floating charge | ||||
PV input maximum open circuit voltage (VOC) | DC150V | ||||
Starting time | ≤10s | ||||
Dynamic response recovery time | ≤500us | ||||
Static power | ≤1W | ≤1.2W | |||
Overall efficiency | ≥98.5% | ≥99.5% | |||
System identified voltage | 12V | 9~16V | |||
24V | 18~32V | ||||
48V | 34~64V | ||||
Photovoltaic input voltage | 12V | 18~145V | |||
24V | 30~145V | ||||
48V | 54~145V | ||||
Solar panel rated input power | 12V | 540W | 800W | 1040W | 1300W |
24V | 1080W | 1600W | 2080W | 2600W | |
48V | 2160W | 3200W | 4160W | 5200W | |
Load voltage | Same as the battery voltage | ||||
Nominal load current | 40A | 60A | 80A | 100A | |
Load control method | Normally on & off mode | ||||
Load undervoltage protection | 10.5V*N (N stands for batteries number ) Parameters can be adjustable | ||||
Display | HD LCD backlight display | ||||
Protections | Input and output over-voltage protection, input and output anti-reverse protection, over-temperature protection, load over-current protection | ||||
Working temperature | ▬20℃~+50℃ | ||||
Storage temperature | ▬40℃~+70℃ | ||||
Accoustic Noise(db) | ≤50dB | ||||
Humidity | 0~90%RH | ||||
Working altitude | 0~3000M | ||||
Dimension, L×W×H | 220*260*110mm | 275*350*110mm | |||
Net Weight(KG) | 4.3KG | 7KG |