Features of SR-DM120/SR-DM160
The MPPT (maximum power point tracking) solar charge controller is an intelligent, efficient, high-speed solar charge controller with advanced maximum power point tracking algorithm, which can harvest the maximum power from the solar array to charge batteries and can be applied for flexible such as off-frid PV systems.
Specifications
1, Display real-time power generation and current.
2, Display the daily power generation curve and current curve.
3, Chinese and English, multi-function LCD screen and operation menu.
4, Display fault records, to facilitate customer troubleshooting in a timely manner.
5, Support lead-acid batteries, colloidal batteries and lithium batteries.
6, Intelligent maximum power point tracking technology increases efficiency 25%~30%.
7, Battery temperature sensor (BTS) automatically provides temperature compensation.
8, Perfect protection function.
9, Tracking accuracy of more than 99%.
10,Ultra-fast tracking speed, tracking 1 times per second.
Parameter of SR-DM120/DM160
| Parameter Name | Value |
| Model | SR-DM120 | SR-DM160 |
| Supported battery | Lead acid battery(gel included) and lithium battery |
| Battery voltage | 12V | 24V | 12V | 24V |
| Battery voltage range | 7V~32V |
| Charge current | 10A | 15A |
| Limited charge current |
| Solar panel power | 130W | 260W | 200W | 400W |
| Solar input voltage | 17V~60V | 34V~60V | 17V~60V | 34V~60V |
| Circuit efficiency | ≤95% | ≤97% | ≤95% | ≤97% |
| Voc of solar panel | <60V |
| MPPT tracking efficiency | >99% |
| Limited Charge voltage | 15.5V;×2/24V |
| Over voltage protection | 17.0V;×2/24V |
| Over-discharge voltage | 7.5V~15.5V;×2/24V |
| Max load power | 60W | 120W | 80W | 160W |
| Output voltage range | 15V~60V | 30V~60V | 15V~60V | 30V~60V |
| Output current range | 70~4200 mA | 70~5600 mA |
| Output current accuracy | ±3% or ±30mA |
| Light control voltage | 5V~15V;×2/24V |
| Working temperature | -40℃ ~ +60℃ |
| Weight | 390g | 490g |
| Product dimension | 114×88.3×24.5(mm) | 142×88.3×24.5(mm) |
| Protection | 1. IP68 degree; 2. PV and Battery reverse connection; 3. internal overheat; 4. PV over voltage, short circuit; 5. charge,discharge over load; 6. Anti converse charge at night; 7. TVS protection to PV. 8. Load short circuit, open circuit ; 9. Battery open circuit |
Why choose us?
SRNE, as a high-tech enterprise with the government support ,and with own R&D team as well as factory, has become the famous brand and the experts of PV storage management and control, we always insist on good quality, professional service and leading technology. Besides, customer can purchase premium products with favorable prices from us.
Our R&D team and service: in SRNE, there' re some technicians having more than 10 years experience in the field of solar controller and all the products we design are the trend of market development.
Our tenet is continuously in pursuit of warm customer service.
FAQ:
Q: what kind of certificates you have for your solar controllers ?
SRNE:Our solar controller has CE,ROHS,ISO9001 certificates approved.
Q: Are you a manufacturer or trading company?
SRNE:We are a state-level high-tech enterprise that integrates pluralism, R&D and manufacturing as one with PV controller,PV
inverter,PV energy storage oriented.And we have our own factory.
Q: Can I buy one sample for testing?
SRNE:Sure,we have a 8 years experience R&D team and in timely after sale service,can help u fix any technicial problem or confusion.
Q: How are about the delivery?
SRNE:
Sample:
1-2 working days
Order: within 7 working days depending on the order quantities
OEM Order: 4-8 working days after confirming the sample
Q: How're about your customers service?
SRNE:All solar controllers will be tested strictly one by one before leaving factory,And the defective rate is
below 0.1%.we do try our best to provide a good customer service.
