Intelligent Waterproof Mppt Solar Charge Controller For Solar Street Light
srne 20a intelligent charge controller with 3 years warranty SL2420
Product Description
Features of SR-SL
1. Clock timing function.
2. Built-in two 5V 2A/1A USB interfaces.
3. Extreme Low Power Consumption.
4. Built-in IR self-learning infrared remote control to turn the DC loads on and off.
5. LCD Display with backlight.
6. Adjustable charging voltage(Low:14.2V,Default:14.5V,High:15.2V).
7. Light control mode,Time control mode.
8. Reverse protection,short circuit protection.
9. Designed for 12V/24V solar power system.
10. Hanging style design makes it convenient to install.
11. Available in 10A/20A/30A/40A.
12. Simple options,automatic memory retention of users' settings.
13. Five protection to ensure the safe, including charging over voltage / charging flow / over-current / load load short circuit / under-voltageprotection.
Parameter of SR-SL
Battery type | Sealed | GEL | Flooded | Ternary-material lithium | Lithium iron phosphate |
System current | 10 A; 20 A | ||||
No-load loss | 10 mA/ 12 V; 13 mA/ 24 V | ||||
Solar energy input voltage | < 55 V | ||||
System voltage | 12 V/ 24 V Auto | 12 V/ 24 V Auto | 12 V/ 24 V Auto | 3 and 4 strings: 12 V system 7 strings: 24 V system | 4 strings: 12 V system 8 strings: 24V system |
Overvoltage protection | 17.0 V | 17.0 V | 17.0 V | 4.2 V * N + 2.0 V | 3.65 V * N + 2.0 V |
Equalizing charging voltage | 14.6 V | - | 14.8 V | - | - |
Boost charging voltage | 14.4 V | 14.2 V | 14.6 V | - | - |
Floating charging voltage | 13.8 V | 13.8 V | 13.8 V | - | - |
Overcharge voltage | - | - | - | 4.2 V * N | 3.65 V * N |
Overcharge recovery | - | - | - | 3.9 V * N | 3.4 V * N |
Boost charging recovery voltage | 13.2 V | 13.2 V | 13.2 V | - | - |
Over-discharge recovery voltage | 12.5 V | 12.5 V | 12.5 V | 3.3 V * N | 3.0 V * N |
Undervoltage | 12.0 V | 12.0 V | 12.0 V | 3.2 V * N | 2.8 * N |
Over-discharge voltage | 11.0 V | 11.0 V | 11.0 V | 3.0 V * N | 2.5 V * N |
Temperature compensation | -4.0 mv/°C/ 2 V | - | - | ||
Equalizing charging duration | 1 hour | - | 1 hour | - | - |
Boost charging duration | 4 hours | 4 hours | 4 hours | - | - |
Light controlled voltage | Light controlled on 5 V, light controlled off 6 V | ||||
Light control judgment time | 1 min | ||||
Overload and short-circuit protection | 1.25 times of rated current: 30 s; 1.5 times of rated current: 5 s of overload protection; Over 3 times of rated current: short-circuit protection. | ||||
Operating temperature | -35°C to +65°C; | ||||
Protection degree | IP68 | ||||
Weight | 140 g (10 A) 300 g (20 A) | ||||
Dimensions | 82×58×20 (mm)/ 10 A; 82×100×20 (mm)/ 20 A |
Detail of SR-SL
Application of SR-SL
Certificete of SR-SL
Packaging & Shipping
Packing of SR-SL
carton size | package situation |
335*295*240mm | 42 pieces in a carton |
Our Services
Company Information
Shenzhen Shuori New Energy technology Co.,Ltd.has founded in 2009 with independent intellectual property,right and brand .We set R&D,manufacture,sales and service as a whole ,specialized in solar controller,system solutions,application system and engineering service,solar PV power supply related technology development of national high tech enterprise.
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.