Roy Solar Charge Controller 20A / 12V (TK20DU)
Overview of Roy Charge Controller 20A /12V
This Auto Solar Panel Charger Controller 20A / 12V is needed in virtually all solar power systems that utilize batteries. It regulates the power going from the solar panels to the batteries and It slowly lower the amount of power applied to the batteries as the batteries get closer and closer to fully charged.
Roy Charge Controller 20A /12V Features
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Vivid LCD graphic symbols
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Simple button operation
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Automatic identification of system voltage level
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Intelligent PWM charging mode
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Adjustable charge-discharge protection
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Automatic temperature compensation
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Settable operation mode of load
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Battery reverse-discharge protection
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Battery low voltage disconnection(LVD)
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Battery reverse connection protection
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Overcurrent protection
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USB output
Technical Specifications of Roy Charge Controller 20A /12V
Model: 20DU
PV voltage: ≤50V
System Voltage: 12V Auto
HVD: 16.00V×1/×2/×3/×4
Rated discharging current: 20A
No-load loss: ≤13mA
Charge loop voltage drop: ≤0.21V
Charging mode: PWM 4-stage(bulk, absorption,float, equalized):
Voltage float charging: 13.8(13V~15V)×1/×2/×3/×4
Voltage absorption charging: 14.4V(13V~15V) ×1/×2/×3/×4
Duration of absorption 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 voltage: 5V(1V~10V) ×1/×2/×3/×4
Battery type: GEL, SLD, FLD and USR(default)
USB: 5V 1A
Man-machine interface: LCD, 2 buttons
Wiring: PCB terminal, ≤6mm2
Working temperature: -20 ~ +55 °C
Storage temperature: -30 ~ +80 °C
Working humidity: 10% ~ 90%, no condensation
Dimension: 188 x 95 x 46.5mm
IP Code: IP30
Optional function: Remote communication,TTL, standard ModBus protocol
Product Name | Roy Solar Charge Controller 20A / 12V (TK20DU) |
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brand | Roy Solar |