AstroAI A1500 Manual

AstroAI A1500 6V&12V 1.5AMP Automatic Battery Charger/Maintainer Manual
Thank you for purchasing the A1500 Battery Charger/Maintainer from AstroAI. This Battery
Charger/Maintainer is a 4 stages smart battery charger by Microprocessor controlled with switch mode
for 6V and 12V selectable output .it is ideal for charging your CAR, MOTORCYCLE AND RIDE-ON
TOY batteries, suitable for type of batteries including AGM GEL VRLA SLA WET and deep-cycle.
For optimal performance and safety, please read and follow all of the instructions below before
operating the device. Please keep this manual for future reference. We hope you enjoy your new
Battery Charger/Maintainer!

4-Stage Charging Process

Stage 1: Initialization, when the charger is power on, it starts self-check and detects the battery correct
connection. When output voltage is low without battery, the Fault LED is lighting, please
MAKE SURE THE POLARITY IS CORRECT.
Stage 2: Bulk charge, using the charger's highest rated current for the type of battery in use until it
reaches the capacity at 80%. ( LEDs 50% Blinking ,100% OFF)
Stage 3: Absorption, the output voltage is limited to 7.3V (6V battery) or 14.5V (12V battery) while
current declines as the battery charges to its full capacity without overheating ( LEDs 50%
ON ,100% Blinking)
Stage 4: Float, At this stage, the battery is fully charged and the charger maintains the power through
pulse charging ( LEDs 50% ON ,100% ON)