Model No. | 30A | 40A | 50A | 60A |
Charging mode | MPPT Maximum power point tracking automatically |
Charging | 4-stage:constant current(MPPT), constant voltage(Absorption Voltage), floating charge, bulk charge |
System type | DC12V/24V/36V/48V Recognition automatically |
System voltage automatic recognition | 12V system (DC9V-DC15V) /24V system (DC18V-DC29V) /36V system (DC30V-DC39V) 48V system (DC40V~DC60V) |
Soft start time | ≤1S | ≤1S | ≤1S | ≤1S |
Dynamic response and recovery time | 100us | 100us | 100us | 100us |
Max efficiency | ≥98.1% (Voc is 1.5 or 2 times than battery, then it’s best efficiency) |
PV utilization | ≥99% | ≥99% | ≥99% | ≥99% |
Input specification |
Voc from PV( Make sure the Voc of PV meeting the requirement as right. Voc is 1.5 or 2 times than battery, then it’s best efficiency. ) | 12V system (DC20V~DC80V) 24V system (DC37V~DC105V) 36V system (DC50V~DC160V) 48V system (DC72V~DC160V) |
maximum PV input voltage (Voc) | DC190V (The controller can’t work at this voltage of long duration that will break controller. Please refer to Input voltage from PV.) |
The maximum PV input power (The total power rated of PV can’t be over this watt that will break the controller.) | 12V system (400W) 24V system (720W) 36V system (1000W) 48V system (1200W) | 12V system (480W) 24V system (960W) 36V system (1400W) 48V system (1700W) | 12V system (600W) 24V system (1200W) 36V system (1800W) 48V system (2200W) | 12V system (720W) 24V system (1440W) 36V system (2100W) 48V system (2800W) |
Output specification |
Selectable battery type(default is Sealed) | Vented/ Sealed / Gel / NiCd / Lithium battery(defined voltage for other battery by user) |
Absorption Charging Voltage | Refer to Batteries charging reference |
Floating Charging Voltage | Refer to Batteries charging reference |
Overcharging protection voltage | 12V system (15V) 24V system (30V) 36V system (45V) 48V system (60V) |
Rated output current | 30A | 40A | 50A | 60A |
Temperature Coefficient | ±0.02%/ centi-degree |
Automatic temperature compensation | 14.2V-(Max temperature-25 centi-degree)*0.3 |
Output voltage ripple-peak | 100mV | 100mV | 100mV | 100mV |
Output voltage accuracy | ≤±1% | ≤±1% | ≤±1% | ≤±1% |
Indicating |
LCD display | See LCD display instruction | See LCD display instruction | See LCD display instruction | See LCD display instruction |
LED display | CPU working indicator | CPU working indicator | CPU working indicator | CPU working indicator |
Protection function |
Output over-voltage protection | See output specification | See output specification | See output specification | See output specification |
Input Anti-intrusion protection | yes | yes | yes | yes |
Temperature Protection | 75 centi-degree | 75 centi-degree | 75 centi-degree | 75 centi-degree |
Temperature increased protection | Output power will reduce when it’s more 70 |