CTEK MXS 15 User Manual

12V/25A

MXS 25

MANUAL

MODE

SUPPLYNORMAL RECOND

CONGRATULATIONS

to the purchase of your new professional switch mode battery
charger. This charger is included in a series of professional
chargers from CTEK SWEDEN AB and represents the latest
technology in batter y charging.

12V/15A

L: 2000 mm

SUPPLY PLUG*

MXS 15

SUPPLY

RECOND

TEMPERATURE
SENSOR

*Supply p lugs may dif fer to suit yo ur wall socket.

MAINS CABLE

CHARGING

1. Connect the charger to the battery.

2. Connect the charger to the wall socket. The power lamp will indicate that the mains
cable is connected to the wall socket. The error lamp will indicate if the battery clamps
are incorrectly connected. The reverse polarity protection will ensure that the battery
or charger will not be damaged.

3. Press the MODE-button to select charging program.

4. Follow the indication lamps through the charging process.
The battery is ready to start the engine when
The battery is fully charged when is lit.

5. Stop charging at any time by disconnecting the mains cable from the wall socket.

ABSORPTION, READY TO USE
ANALYSE

MODE

NORMAL
BATT ERY

PROGRAM

BULK

SUPPLYNORMAL RECOND

SUPPLY

PROGRAM

SUPPLY

RECOND

ERROR LAMP

MODE-

BUTTON

TEMPERATURE

SENSOR

INDICAT OR

POWER

LAMP

DESULPHATION

SOFT START

is lit.

FLOAT, FULLY CHARGED
PULSE, MAINTENANCE CHARGING

RECO ND

PROGRAM

EN

EN • 3

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CHARGING PROGRAMS

SUPPLY

MXS 25

SUPPLYNORMAL RECOND

RECOND

SUPPLY

MODE

12V/25A

MXS 25

SUPPLYNORMAL RECOND

RECOND

SUPPLY

12V/25A

MXS 25

Settings are made by pressing the MODE-button. Af ter about two seconds the charger
activates the selected program. The selected program will be restarted next time the
charger is connected.

The table explains the different Charging Programs:

Program

NORMAL

RECOND

Battery

Size (Ah)

Normal battery program

30–500Ah

30–500Ah

30–500Ah

14.4V/15A. Use for WET batteries,
Ca/Ca, MF and for most GEL b atteries

Recond progr am 15.8V/3A

Use to return energ y to the empty
WET and Ca/Ca batteries. Re cond
your bat tery once per year and after
deep dischare to maximise lifetime and
capacity. The Recond program adds the
Recond step to the normal battery
program. Frequent use of the Recond
program may cause water loss in the
batte ries and reduce servic e life of
electronics. Contact your vehicle and
battery supplier for advice.

Supply program 13.6 V/15A

Use as 12V power supply or use for
float maintenance charging when 100%
capacity of the batte ry is required.
Supply program ac tivate s Float step
without time or voltage limitation.

The spark protection on the battery charger

is disabled during SUPPLY program.

Explanation Temp range

WARNING!

-2 0°C–+5 0°C

(-4ºF–122ºF)

-2 0°C–+5 0°C

(-4ºF–122ºF)

-2 0°C–+5 0°C

(-4ºF–122ºF)

4 • EN

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ERROR LAMP

If the error lamp is lit, check the following:

1. Is the chargers positive lead connected to the bat terys
positive pole?

2. Is the charger connected to a 12V battery?

3. Has charging been interrupted in

Restart the charger by pressing the MODE-button. If charging is still
being interrupted, the battery...

...is seriosly sulphated and may need to be replaced.
...can not accept charge and may need to be replaced.
...can not keep charge and may need to be replaced.

or ?

TEMPERATURE SENSOR

The MXS 15 is equipped with an external temperature sensor. Activated
temperature sensor will be indicated by a lit temperature sensor indicator
lamp. The temperature sensor will adjust the voltage to the ambient tempera­ture. Place the temperature sensor in the positive clamp or as the close to the
battery as possible.

POWER LAMP

If the power lamp is lit with a:

1. STEADY LIGHT

The mains cable is connected to the wall socket.

2. FLASHING LIGHT:

The charger has entered the energy save mode. This happens if the
charger isn´t connected to the battery in 2 minutes.

READY TO USE

The table shows the estimated time for empty batter y to 80% charge

BATTERY SIZE (Ah)

40Ah
100Ah
200Ah
300Ah

TIME TO 80% CHARGED

2h

5h
10h
16h