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High Efficiency Manual Pwm Instructions 20A Solar Charge Controller For Home Solar System

Categories Solar Power Controller
Brand Name: Hanfong
Model Number: ST1-20
Certification: CE,ROHS,ISO9001
Place of Origin: Guangzhou,China
MOQ: 1
Price: USD 7 - 8 per piece
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 10000 pieces / month
Delivery Time: 5-8 work days
Packaging Details: 1pc in 1 color box or gift box
Temperature Comoansation: -3mv/°C/cell
Charging Mode: PWM
Loop Voltage Drop: <200mv
Rated Voltage: 12V/24V
Over Charge Current: 13.7V
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High Efficiency Manual Pwm Instructions 20A Solar Charge Controller For Home Solar System

Manual Pwm Instructions 20A Solar Charge Controller With LCD Display

solar controller Features:

1.Build-in industrial micro controller;
2.Big LCD display, all adjustable parameter;
3.Fully 4-stage PWM charge management;
4.Build-in short-circuit protection,open-circuit protection,reverse protection,over-load protection;
5.Dual mosfet Reverse current protection,low heat protection.


Rated charging current20A30A40A
Rated load current20A30A40A
Work voltage12V; 24V
Over load, short circuit protectionOver load protection action: 1.25times rated load current in 60-sec, 1.5 times rated load current in 5-sec; Short circuit protection action: >=3times rated load current
No load current<=6mA
Charging circuit voltage drop<=0.26V
Load circuit voltage drop<=0.15V
Over voltage protection17V, x2/24V
Work temperatureIndustry stage: -35?to +55?/DIV>
Boost charge voltage14.6V; x2/24V(keep 10-min) (Only applied when overdischarge appears)
Direct charge voltage14.4V; x2/24V(keep 10-min)
Float charge voltage13.6V; x2/24V(keep working until drop to the point of charge return voltage action)
Charge return voltage13.2V; x2/24V
Temperature compensation-5mv//2V(Boost charge, Direct charge, Float charge, charge return voltage)
Lower voltage indicate12.0V; x2/24V
Over discharge voltage11.1V no load-real-time modified voltage by the discharge rate; X2/24V
Over discharge return voltage12.6V; 2/24V
Control modePWM charge mode

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