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Maximum Power Point Tracking (MPPT)

KA1224MPPT20A

20A

12V/24V

40A

KA1224MPPT40A

100V(25

℃)，

90V(-25

℃)

User Manual

KA1224MPPT20A - KA1224MPPT40A

Solar Charge Controller

Model

Battery voltage

Max. solar panel voltage

Charging current

Version: 1.03

The above information is subject to change without prior notice.

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Содержание KA1224MPPT20A

Страница 1: ... 20A 12V 24V 40A KA1224MPPT40A 100V 25 90V 25 User Manual KA1224MPPT20A KA1224MPPT40A Solar Charge Controller Model Battery voltage Max solar panel voltage Charging current Version 1 03 The above information is subject to change without prior notice ...

Страница 2: ...reen This also allows you to modify your controller to best suit your system Ÿ With built in diagnostics technology the controller is able to identify faults and display error codes for ease of troubleshooting 1 PRODUCT INTRODUCTION Battery interface Battery interface Load interface Load interface External temperature sampling interface RJ12 communication interface Fig 1 1 Product appearance and i...

Страница 3: ... which may melt wiring Ÿ Always use insulated tools and keep hands dry when carrying out installation Ÿ Always follow the safety advice given by the battery manufacturer Ÿ Connect the controllers earth terminal to ground Wiring installation must comply with with national and local electrical speciﬁcations The wiring speciﬁcations of the battery and loads must be selected correctly to the size of t...

Страница 4: ... all fuses and circuit breakers are ok If the LCD screen fails to turn on remove fuse from battery and check that all connections have been made correctly Once LCD screen turns on manually test that the load is switching on and off When controller is charging always disconnect the load before disconnecting your battery This will save your controller from any possible damage Within 10 minutes after...

Страница 5: ...cycle of 2s with on for 0 1s off for 0 1s on again for 0 1s and off again for 1 7s Off MPPT charging Boost charging Floating charging Equalizing charging Current limited charging No charging No Indicator state Charging state Graph Indicator state Steady on Slow flashing a cycle of 2s with on and off each lasting for 1s Quick flashing a cycle of 0 2s with on and off each lasting for 0 1s Battery st...

Страница 6: ...and Main Interface Nighttime Daytime Solar panel Charging Battery Discharging Load Parameter value Unit Battery type Abnormality Bluetooth Serial port Setting System voltage Charging stage During startup the 4 indicators will first flash successively and after self inspection the LCD screen starts and displays the battery s voltage level which will be either a fixed voltage selected by the user or...

Страница 7: ...3 3 2 Main interface Main monitoring page Charging current Battery voltage Load current Charging capacity Discharging capacity Device temperature Load mode Abnormality code Component voltage ...

Страница 8: ...anual Mode Load output is switched manually using arrow keys on controller 17 Constant Power Mode Load output remains powered on continuously 3 4 2 LOAD MODE ADJUSTMENT Press the set key until the load mode screen appears then press and hold the set key to enter press the up and down key to desired setting then press and hold the set key to save and exit Load mode Press and hold the Set key to ent...

Страница 9: ...n If the solar panel is reversely connected the controller will stay illuminated however there will be no power fed to the battery The controller will return to normal operation once the wiring has been corrected Load overpower protection When the load power exceeds the rated power value the load will enter into delay protection Load short circuit protection If the load is short circuited the cont...

Страница 10: ...Over temperature inside controller Solar array overloaded Solar array over voltage Solar array reverse polarity ERROR indicator off BAT indicator flashing slowly ERROR indicator steady on BAT indicator flashing quickly ERROR indicator steady on ERROR indicator steady on LOAD indicator flashing quickly ERROR indicator steady on LOAD indicator flashing quickly ERROR indicator steady on ERROR indicat...

Страница 11: ...2 5mm 1 4Kg 2Kg Parameter Model System voltage No load loss Battery voltage Max solar input voltage Max power point voltage range Rated charging current Rated load current Max capacitive load capacity Max photovoltaic system input power Conversion efficiency MPPT tracking efficiency Temperature compensation factor Operating temperature Protection degree Weight Communication method Altitude Product...

Страница 12: ...oltage Discharging limit voltage Over discharge time delay Equalizing charging duration Equalizing charging interval Boost charging duration 0 means the equalizing charging function is disabled When selecting User the battery type is to be self customized and in this case the default system voltage parameters are consistent with those of the sealed lead acid battery When modifying battery charging...

Страница 13: ...ystem Conversion Efficiency MPPT 12V conversion efficiency 12V battery Output power W 6 2 24V System Conversion Efficiency MPPT 24V conversion efficiency 24V battery Output power W Conversion efficiency 6 CONVERSION EFFICIENCY CURVE ...

Страница 14: ...238 173 72 5mm Hole positions 180 147mm Hole diameter Φ3mm Applicable wire max 8 AWG 22 151 210 131 154 59 5 4X 9 Φ 4X 4 5 Φ 8 59 5 6X 7 Φ 9 3 17 143 6 111 KA1224MPPT20A Product dimensions 210 151 59 5mm Hole positions 154 131mm Hole diameter Φ3mm Applicable wire max 8 AWG 7 PRODUCT DIMENSIONS ...

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