48V 50A MPPT Solar Charge Controller
◎The MPPT efficiency is ≥99.5%, and the conversionefficiency of the whole machine is as high as 98%.
◎Built-in lithium battery activated wake-up function.
◎A variety of battery (including lithium battery) charging can be customized.
◎Support host computer and APP remote monitoring.
◎RS485 bus, unified integrated management and secondary development.
◎Ultra-quiet air-cooled design, more stable operation.
◎A variety of protection functions, small body is veryuseful.
| ESF48L50 | ESF48L60 | ESF48H50 | ESF48H60 | |||
| Product Category | Controller type | Controller with Maximum Power Point Tracking (MPPT) | ||||
| MPPT efficiency | ≥99.5% | |||||
| No-load static loss | 0.5W~1.2W | |||||
| system voltage | Auto | |||||
| Cooling method | Fan cooling | |||||
| Input characteristics | PV Maximum Open Circuit Voltage (VOC) |
150Vdc | 200Vdc | |||
| Start charging voltage point | 3V higher than battery voltage | |||||
| Input low voltage protection point | 2Vhigher than the current battery voltage | |||||
| lnput overvoltage protection point | 150Vdc | 200Vdc | ||||
| Rated input power | 12V system | 650W | 780W | 650W | 780W | |
| 24V system | 1300W | 1560W | 1300W | 1560W | ||
| 36V system | 1950W | 2340W | 1950W | 2340W | ||
| 48V system | 2600W | 3120W | 2600W | 3120W | ||
| charging characteristics |
Applicable battery type | Lead-acid battery / li-ion battery | ||||
| Lithium battery activation function | optional | |||||
| Charge rated current | 50A | 60A | 50A | 60A | ||
| charging method | Lead-acid battery: fast charge.equal charge, floating charge; lithium botteryr fast charge.equal charge |
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| Load characteristics | load voltage | same battery voltage | ||||
| Rated load curent | 30A | |||||
| load control method | Normally open and normally cloced mode/dual period control mode/light control mode/light control-foxed time control mode |
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| Display/ Communication |
Display method | High-definition LCD segment code backlight display | ||||
| communication method | 8-pin RJ45 interface/RS485/rupport host computer monitoring/support external Bluetooth WFl module expansion to realize app cloud monitoring/support external monitoring heoder |
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| other properties | Protective function | Input and output over-voltage protection,anti-reverse connection protection,battery drop protection, etc. |
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| Working temperature | -20℃~+50℃ | |||||
| Storage temperature | -40℃~+75℃ | |||||
| protection class | IP21 | |||||
| Maimum wire size | 20mm² | |||||
| Net weight (kg) | 1962.7g | |||||
| Gross weight (kg) | ||||||
| Product size (mm) | 240*166*65 | |||||
| Packaging size (mm) | 299*203*70 | |||||
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