SR-HM 12/24V 10/20A PWM Intelligent Charging Controller

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Paramtents

Rated current 10/20A
System voltage 12/24V
Temperature compensation -3.0mV/℃/2V
Light control voltage Light control on 5V, ×2/24V; light control off 6V, set value plus 1V
Operating temperature -25℃ to +55℃
IP protection degree IP30
Max. Solar energy input voltage <110V
Max. voltage at the battery end <68V
No-load loss < 12mA
Light control judgment time 10 minutes

Features:

Identify 12V/24V system voltageautomatically.
LED indicates the working status of battery and load.
Double USB output charging for various electronic products. Max load current reach up to 1.2A.
LCD screen could show charge current, discharge current and capacity of the battery.
Adopting advanced ternary form charging algorithm, equalizing charge for battery once a week to prevent battery from imbalance and vulcanization effectively so that the battery service life will be extended.
Manual control for the load.
External temperature sensor can realize high-precision temperature compensation
Various protections: Over charging protection, over discharging protection, over load, short circuit protection, reverse polarity protection, TVS lightning protection

Pictures of PWM 10A/20A Solar Controller for Solar Home System SR-HM-CU

SR-HM Series pwm manual operation solar charge controller 10a

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SR-HM Series pwm manual operation solar charge controller 10a

Parameters:

System voltage	12V/24V Auto
System current	10A;20A
No-load loss	< 12mA
Solar energy input voltage	< 55V
Overvoltage protection	17.0V;×2/24V
Equal charging voltage	14.6V;×2/24V(25℃),duration:1h
Ascending charging voltage	14.4V;×2/24V(25℃),duration:2h
Float charging voltage	13.8V;×2/24V (25℃)
Charging recovery voltage	13.2V;×2/24V (25℃)
over-discharging recovery voltage	12.5V;×2/24V
Under voltage	12.0V;×2/24V
Over-discharging voltage	11.1V;×2/24V
USB load cut-off voltage	10.6V;×2/24V
Total USB load rated current	1.2A
Temperature compensation	-4.0mv/℃/2V;
Overload and short circuit protection	1.25 times of rated current: 30s; ≥1.5 times of rated current: short circuit protection
Working temperature	-20℃to +50℃
Protection level	IP30
Weight	140g(10A);170g(20A)
Dimensions	120×74×23.6(mm); (L×W×H))