Large Battery Bank; Solar Panel - CTEK D250S Dual User Manual

LARGE bATTERY bANK

SITUATION SOLUTION
One alternator feeding a The D250S DUAL recharges
Starter battery and a large the Starter battery quickly
Service battery bank. to 100%, which guarantees
trouble-free engine starts. The
PRObLEm Starter battery will be pulse
The Starter battery will not be maintained directly from the
fully charged and might not

Solar panel.

always be able to start the
engine.
INSTALLATION SHEET 3
+IN
+IN
8
TIP 3
Mount the temperature sensor
on the Starter battery.
WARNING!
- Max 22V input
12V
D250S DUAL
+OUT
SOLAR PANEL
SITUATION SOLUTION
One alternator and a Solar The D250S DUAL charges
panel feeding a Starter battery the Service battery quickly
and a small Service battery. and very efficiently from
both the Alternator and the
PRObLEm Solar panel. The Solar panel
The Service battery will take produces at its maximum
a very long time to recharge power point when the engine
due to low alternator voltage. is off. When both the Solar
The Solar panel is difficult panel and the Alternator are
to synchronize with the on, the Solar panel adjusts
alternator. Due to these issues, to the Alternator. The battery
the battery will underperform will be fully charged, produce
and die prematurely. more and last significantly
longer.
INSTALLATION SHEET 4
+IN
+IN
TIP 4
See Tip 1 and Tip 2.
WARNING!
•Max 22V input
•Do not connect two solar
panels in series
12V
D250S DUAL
+OUT