20A, 12V/24V, USB, LCD, PWM Solar Controller

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Model NO.	TK20DU-20A, 12V/24V, USB, LCD, PWM
Certification	BV, ISO, CE, RoHS
Rated Voltage	12V/24V Auto.
Specification	20A, 12V/24V, USB, LCD, PWM
HS Code	85371090
Condition	New
Application	Solar System Controller, Charger Controller, Lighting Controller, Wind Controller, Solar Working Station
Trademark	CONPO
Origin	Nanjing, China

Overviews
This intelligent ,multi-purpose solar charge and discharge controller has a very friendly interface of fixed LCD display.
Various control parameters can be flexibly set ,fully meet your various application requirements.
Function features

1. Vivid LCD graphic symbols

2. Simple button operation

3. Automatic identification of system voltage level

4. Intelligent PWM charging mode

5. Adjustable charge-discharge protection

6. Automatic temperature compensation

7. Settable operation mode of load

8. Battery reverse-discharge protection

9. Battery low voltage disconnection(LVD)

10. Battery reverse connection protection

11. Over current protection

12. USB output

Technical specifications

Model			TK20DU-10A	TK20DU-20A		TK30DU-30A	TK3048DU-30A
Input	Rated Current		10A	20A		30A	30A
	PV voltage		≤50V;50V;50V				≤100V100V100V
Output	System Voltage		12V/24V Auto.				48V
	High voltage disconnection		16.00V×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	No-load loss		≤13mA13mA13mA				≤25mA25mA25mA
	Charge loop voltage drop		≤0.21V.21V.21V			≤0.24V.24V.24V	≤0.25V.25V.25V
	Discharge loop voltage drop		≤ 0.12V.12V.12V			≤ 0.10V.10V.10V	≤0.10V.10V.10V
	Charging mode		PWM 4-stage(bulk, absorption,float, equalized)
	Float charging voltage		13.8(13V~15V)×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	Absorption charging voltage	Duration 2hours	14.4V(13V~15V) ×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	Equalized charging voltage		14.6V(13V~15.5V) ×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	Low voltage protection		10.7V(10V~14V) ×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	Low voltage connecting		12.6V(10V~14V) ×1/×2/×3/×4times;2/×3/×4s;3/×4times;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
	Light control voltage		5V(1V~10V) ×1/×2/×3/×4times;2/×3/×4s;3/×4times;2/×3/×4
	Battery type		GEL, SLD, FLD and USR(default)
	USB		5V 1A				None
Other	Man-machine interface		LCD, 2 buttons
	Wiring		PCB terminal, ≤6mm;6mm;6mm²			PCB terminal, ≤16mm16mm16mm²	PCB terminal, ≤16mm16mm16mm²
	Working temperature		-20 ~ +55 °Cdeg;Cdeg;C
	Storage temperature		-30 ~ +80 °Cdeg;Cdeg;C
	Working humidity		10% ~ 90%, no condensation
	Dimension		188 x 95 x 46.5mm
	Net Weight(g)		355		360		360
	IP Code		IP30
	Optional function		Remote communication,TTL, standard Mod Bus protocol

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