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solar energy rebate pwm price solar charge controller manual amorphous solar panels
product size:196mm*111mm*54mm
1pc/box,30pcs/carton
Carton size:655mm*445mm*200mm
CBM/ctn:0.0585m3
G.M:17kg
Ⅰ Features
1.Four-stage PWM charging mode.
2.Preset charging parameters for three battery types.
3.Detecting mode for battery voltage level is adjustable.
4.Charging and Discharging parameters are adjustable.
5.Temperature compensation is applied.
6.Real-time clock display.
7.Various controlling mode for load.
8.Optional communication function.
9.Protection against reverse connected solar panel and input over-current.
10.Protection against under-voltage, over-voltage, reverses connection and reverse discharge of battery.
11.Protection against over-current and short circuit of load
12.Protection against internal over-heat.
Ⅱ Technical data
Model |
SK30D |
SK40D |
SK3048D |
SK4048D |
SK3048DA |
SK4048DA |
||||
Input | ||||||||||
PV voltage |
≤50V |
≤100V |
12V/24V ≤50V 36V/48V ≤100V |
|||||||
Rated current |
30A |
40A |
30A |
40A |
30A |
40A |
||||
Output | ||||||||||
System voltage |
12V/24V (Auto) |
48V |
12V/24V/36V/48V (Auto) |
|||||||
HVD |
16.00V×1/×2/×3/×4 |
|||||||||
Rated current |
30A |
40A |
30A |
40A |
30A |
40A |
||||
No-load loss |
≤13mA |
≤15mA |
≤25mA |
|||||||
Charge loop voltage drop |
≤0.17V |
≤0.28V |
≤0.17V |
≤0.28V |
||||||
Discharge loop voltage drop |
≤ 0.10V |
≤ 0.10V |
≤0.10V |
≤0.10V |
||||||
Charging mode |
PWM 4-stage(bulk, absorption,float, equalized) |
|||||||||
Voltage of float charging |
13.8(13V~15V)×1/×2/×3/×4 |
|||||||||
Voltage of absorption charging |
14.4V(13V~15V) ×1/×2/×3/×4 |
|||||||||
Duration of absorption charging |
2hs |
|||||||||
Voltage of equalized charging * |
14.6V(13V~15.5V) ×1/×2/×3/×4 |
|||||||||
Duration of equalized charging |
2hs |
|||||||||
LVD |
10.7V(10V~14V) ×1/×2/×3/×4 |
|||||||||
LVR |
12.6V(10V~14V) ×1/×2/×3/×4 |
|||||||||
Load working mode |
Regular control mode Light control with switch-off point at night and switch-on point before dawn Light control mode Self-timing switch on/off mode |
|||||||||
Light control voltage |
5V(1V~10V) ×1/×2/×3/×4 |
|||||||||
Battery type |
GEL, SLD, FLD and USr(default) |
|||||||||
Other | ||||||||||
Buttons |
LCD, 3 buttons |
|||||||||
Heat sink |
AL alloy heat sink |
|||||||||
Wiring |
PCB terminal, ≤16mm2 |
|||||||||
Working temperature |
-20 ~ +55 °C |
|||||||||
Storage temperature |
-30 ~ +80 °C |
|||||||||
Working humidity |
10% ~ 90%, no condensation |
|||||||||
Dimension |
196 x 111 x 54 mm |
|||||||||
Net Weight |
401 g |
403 g |
410 g |
412g |
||||||
IP grade |
IP30 |
|||||||||
Optional function |
Remote communication,TTL, standard ModBus protocol |
|||||||||
Accessory |
Temperature sensor |
|||||||||
1 A:Absolutely.You are always welcomed to visit our factory.
2 Q:How do you control the quality of the products?
2 A:Our factory has obtained ISO9001 certificate. Every process of the production is strictly controlled. And all the products will be inspected by QC before shipment.
3 Q:What certificate do you have?
3 A:We have CE,ROHS.
4 Q:What kind of payment do you accept?
4 A:We accept T/T, Paypal, Escrow, Western Union for samples’ order.
5 Q:How long the delivery time?
5 A:2-7 days for ex-stock orders.15-30 days for production.
6 Q:What kind of controller you mainly manufacturer?
6 A:We mainly produce PWM solar charge controller, MPPT solar charge controller.
7 Q:Can we print our company logo on product and package?
7 A:Yes,but quantity of order is required. And we also need you to offer the Trademark authorization to us.
8 Q:How long is the warranty period?
8 A:1 year warranty. If you order our brand products, there will be 2 years warranty.
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