CTEK D250S DUAL Manuel D'utilisation page 5

D250S DUAL
The D250S Dual has 2 inputs. The Service battery will be
charged from the alternator, solar panel, or both in combina-
tion. The solar panel adjusts itself to the Starter battery voltage.
The Starter battery will be charged and maintained directly by
the solar panel if the Service battery is fully charged.
D250S DUAL
FEATURES:
• Multi-step 20 A temperature compensated battery charging
and battery maintenance.
• Battery separation of Starter and Service batteries.
• Maximum power point tracking for solar panels charging
the Service battery.
• Two power source inputs (alternator, solar, wind, Supply
battery and other).
• Coordination of the two inputs, allowing parallel operation.
• The auxiliary input will also charge and maintain the Starter
battery.
Vehicle ground/
Solar panel + Solar panel –
+IN
D250S DUAL
+IN
Alternator Service
battery + battery +
Temperature sensor
L:2 m/6,5 feet
12V
+OUT
EN • 5