SR-HM 12/24V 10/20A PWM Intelligent Charging Controller
- Model
- SR-HM
Item specifics
- 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
Product review
Description
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
Our factory
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)) |
