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- 4 -

Operating Elements

q

Fan (on the rear panel)

w

12 V vehicle plug

e

On/Off switch

r

AC socket

t

Operation LED/Overload indicator

Initial operation

Unpacking

1. Remove the device from the packaging.
2. Remove all foils.

Warning:

Do not permit small children to play with pla-
stic 
packaging.
There is a risk of suffocation!

Check the items supplied

Before putting the device into use check to ensure
that all of the items listed are present and that there
are no visible signs of damage.
-

Power inverter with 12 V vehicle plug

-

This operating manual

Operational information

For continuous operation of devices via the power
inverter the 12 V vehicle socket must supply a voltage
between 11 - 15,5 V 

.

The voltage source of the 12 V vehicle socket can
be perhaps an automotive battery or a regulated
DC voltage like a transformer-accumulator station.
Before connecting the power inverter check to see
that the voltage source is supplying sufficient power
for operation. 

The required power needed for operation can be
calculated as follows:

Example

The power source should also supply at least 14,7 A.

Attention!

Never connect the power inverter to a 24 V
supply system. Otherwise the device will be da-
maged. The device can only be connected to a
voltage source with a nominal voltage of 12 V.

Setup

• The power inverter should be positioned on an

even, flat surface. Make sure that there is 1 cm
free space remaining all around the power inverter
for air circulation.

• A distance of 50 cm must be maintained behind

the fan's 

q

ventilation slots.

In vehicle operation

If you are operating the power inverter in a vehicle
make sure that the installation is not a hindrance
when driving the vehicle. For this, install cables so
that they do not come into contact with moveable
parts in the vehicles interior and they do not obstruct
the view.

Note:

The power inverter can also be operated when
the engine is switched off. However be aware
that the power inverter possibly may not func-
tion during an engine startup.

IB_KH3906_BK45891_EN_LB6.qxd  10.12.2009  10:39 Uhr  Seite 4

Summary of Contents for KH 3906

Page 1: ...NASS GMBH BURGSTRASSE 21 D 44867 BOCHUM www kompernass com ID Nr KH3906 10 09 V2 6 KH 3906 VOLTAGE TRANSFORMER VOLTAGE TRANSFORMER Operating instructions CV_KH3906_BK45891_LB6 qxd 27 11 2009 13 37 Uhr Seite 1 ...

Page 2: ...KH 3906 e r w t q CV_KH3906_BK45891_LB6 qxd 27 11 2009 13 37 Uhr Seite 4 ...

Page 3: ...n information 5 Low battery signal 6 Handling general failures 6 Troubleshooting 6 Cleaning 7 Disposal 7 Importer 7 Warranty Service 8 Read the operating instructions carefully before using the device for the first time and preserve this booklet for future reference Pass this booklet on to whoever might acquire the device at a later date IB_KH3906_BK45891_EN_LB6 qxd 10 12 2009 10 39 Uhr Seite 1 ...

Page 4: ...hildren with restricted physical physiological or intellectual abilities or who are lacking in experience and or knowledge unless they are supervised by a person responsible for their safety or receive from this person instruction in how the device is to be used Children should be supervised to ensure that they do not play with the device To avoid danger remove the power inverter from the 12 V in ...

Page 5: ...V vehicle receptacle Risk of personal injury Keep children away from the connecting cable and the device Children frequently underestimate the dangers of electrical appliances Do not operate the device if it has fallen or is damaged Have the device checked and repaired if necessary by qualified technicians Technical data DC Input Voltage 12V Maximum voltage 15 5 V Maximum power consumption 20 A Lo...

Page 6: ...ing sufficient power for operation The required power needed for operation can be calculated as follows Example The power source should also supply at least 14 7 A Attention Never connect the power inverter to a 24 V supply system Otherwise the device will be da maged The device can only be connected to a voltage source with a nominal voltage of 12 V Setup The power inverter should be positioned o...

Page 7: ...load indicator t will light up green Now switch on the load device to be operated When switched on a short signal tone can be heard Note If a signal tone can be heard and the opera tion LED Overload indicator t lights up red the input voltage is too low or the power of the load device connected to the power inverter is too high Attention The power inverter is equipped with a residual current prote...

Page 8: ...es while the electrical tool is switched on Television sets The power inverter is shielded and puts out a fil tered sine wave With the reception of for example very weak television stations it can nevertheless result in interferences and or image breakdown In this case position the power inverter as far away as possible from the television antenna cable and antenna Reposition the power inverter te...

Page 9: ...ply with the correct polarity Cleaning Risk of potentially fatal electrical shock Never submerse the device in water or other liquids Do not allow any liquids to penetrate the housing Before every cleaning remove the power in verter from the 12 V vehicle receptacle Also remove any devices connected to the power inverter Cleaning the housing Clean the housing surface with a slightly damp cloth Neve...

Page 10: ...e The warranty is void in the case of abusive and improper handling use of force and internal tampe ring not carried out by our authorized service branch Your statutory rights are not restricted in any way by this warranty The warranty period will not be extended by repairs made under warranty This applies also to replaced and repaired parts Any damage and defects extant on purchase must be report...

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