· 5 stages time can be adjusted
· Can read parameters and running status
· Suitable for Liquid, AGM, GEL and Lithium battery
· 12/24V system voltage automatic recognition
· Automatic temperature compensation(Liquid/AGM/GEL)
· Four stages charge: fast, boost, equal, float(Liquid/AGM/GEL)
· When BMS power off because of LVD, it can activate the system automatically(Lithium)
· Charging target and recovery voltage can be set(Lithium)
· Day/Night threshold can adjust automatically
· Remote Unit to configure, with LCD display
· IP67, Strong and durable aluminum case
· Full automatic electronic protect function
Parameters:
Item | SMR20-N5 | ||
Battery Parameters | Max. Current | 20A | |
System Voltage | 12/24V | ||
Max. battery voltage | 40V | ||
Battery type | Liquid, AGM, GEL and Lithium(Programmable) | ||
Liquid, AGM, GEL | Fast Voltage | <14.5V/29.0V（25℃） | |
Boost Voltage | 14.5V/29.0V（25℃） | ||
Equal Voltage | 14.8V/29.6V (25℃)（Liquid） | ||
Float Voltage | 13.7V/27.4V (25℃) | ||
Overcharge Protect | 15.5/31.0V | ||
Low voltage disconnect | 10.8~11.8V/21.6~23.6V; SOC1~5 | ||
Low voltage reconnect | 11.4~12.8V/22.8~25.6V(Programmable) | ||
Temp compensation | -4.17 mV/K per cell（Boost, Equal）;-3.33 mV/K per cell（Float） | ||
Lithium | Charging voltage target | 11.0~32.0V(Programmable) | |
Charging voltage recovery | 9.5~31.8V(Programmable) | ||
Low voltage disconnect | 8.0 ~30.0V(Programmable) | ||
Low voltage reconnect | 8.6 ~ 31.0V(Programmable) | ||
Panel Parameters | Day/Night threshold | Liquid,AGM, GEL: 3.0~8.0V/6.0~16.0V(Programmable) | |
Day/Night delay time | 0~30min(Programmable) | ||
Max. panel voltage | 25V/50V | ||
System Parameters | Dimensions | 82*68*18.6mm | |
Weight | 190g | ||
Wire size | 4mm2 | ||
Self consumption | 10mA | ||
Ambient temperature | -35℃~+60 ℃ | ||
Degree of protection | IP67 | ||
Max. Altitude | 4000m | ||
SMR20-N5/Li is a sort of 20 amp solar charge controller.
It means 12V/24V automatic recognition as well as 20A charge and discharge current.
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