PWM Solar charge controller :
The VS-AU controller is a common positive PWM charge controller with built in LCD display and USB port. The multiple load control modes enable it can be widely used on solar home system, traffic signal, solar street light, solar garden lamp, etc.
Features:
● PWM charging
● Battery type selectable: Sealed, Gel, and Flooded
● Informative black light LCD display
● Double USB design, Max. output 2.4A
● Multiple load control modes
● Energy statistics function
● Full power working at temperature range from -25 to 55 ℃
● Adopt high quality， high reliability components of ST,IR and Infineon
● UL and VDE certified Nickel plated copper terminals, to ensure safe and solid connection
● Battery temperature compensation function
Electronic protections:
● PV reverse polarity protection ● Battery reverse polarity protection
● Battery over voltage protection ● Battery over discharge protection
● Battery overheating protection ● Controller overheating protection
● Load short circuit protection ● Load overload protection
Application:
Technical specifications:
| Model | VS1024AU | VS2024AU | VS3024AU | VS4524AU | VS6024AU |
| Nominal system voltage | 12/24VDC Auto | ||||
| Battery input voltage range | 9V~32V | ||||
| Rated charge current | 10A | 20A | 30A | 45A | 60A |
| Rated discharge current | 10A | 20A | 30A | 45A | 60A |
| Max. PV open circuit voltage | 50V(24V System) 25V(12V System) | ||||
| Max. PV open circuit power | 120W(12V System) | 240W(12V System) | 360W(12V System) | 540W(12V System) | 720W(12V System) |
| 240W(24V System) | 480W(24V System) | 720W(24V System） | 1080W(24V System) | 1440W(24V System) | |
| Battery type | Sealed(Default) / Gel / Flooded | ||||
| Equalize Charging Voltage | Sealed:14.6V/ Gel: No/ Flooded:14.8V | ||||
| Boost Charging Voltage | Sealed:14.4V/ Gel:14.2V/ Flooded:14.6V | ||||
| Float Charging Voltage | Sealed/Gel/Flooded:13.8V | ||||
| Low Voltage Reconnect Voltage | Sealed/Gel/Flooded:12.6V | ||||
| Low Voltage Disconnect Voltage | Sealed/Gel/Flooded:11.1V | ||||
| Self-consumption | ≤9.2mA/12V;≤11.7mA/24V | ||||
| Temperature compensation | -3mV/°C/2V（25°C） | ||||
| Charge circuit voltage drop | ≤0.29V | ||||
| Discharge circuit voltage drop | ≤0.16V | ||||
| Working environment temperature | -25°C~+55°C | ||||
| Relative humidity | ≤95%, N.C. | ||||
| Enclosure | IP30 | ||||
| Grounding | Common Positive | ||||
| USB output | 5VDC/2.4A(Total) | ||||
| Overall dimension(mm) | 142x85x41.5 | 160x94.9x49.3 | 181x100.9x59.8 | 194x118.4x63.8 | 214x128.7x72.2 |
| Mounting dimension | 130x60mm | 148x70mm | 172x80mm | 185x90mm | 205x100mm |
| Mounting hole size | Φ4.5mm | Φ5mm | |||
| Terminals | 4mm /12AWG | 10mm /8AWG | 16mm /6AWG | 25mm2/4AWG | |
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| Optional Accessory | |||||
| Photo |
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| Item | Remote Temperature Sensor RTS300R47K3.81A | ||||
| Line length | 3m | ||||
| Rated resistance(Thermistor) | 47K | ||||
| Connector | 3.81mm/2P | ||||
| Testing temperature | -55°C~+125°C | ||||
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