Foreword And Safety Instructions; Safety; Fronius Technical Support; Ordering Spare Parts - Fronius CL 44.4 Delta Serviceanleitung

Foreword and safety instructions

Safety

Fronius Technical If you have any questions about the failure analysis, please contact your national Fronius
Support Technical Support directly
Ordering spare If you need spare parts, or you have any questions about the failure analysis, your national
parts Fronius Technical Support team is at your disposal.
Service manual Each chapter of the service manual covers a different topic. Use each chapter as an inde-
contents pendent source of information. The following provides a brief description of each chapter:
Tools and mea- Here you will find an overview and a description of all the tools necessary to properly ser-
surement devices vice the device. This includes the following tools:
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Function over- Contains a brief description which gives an overview of the entire system.
view
WARNING! Work performed incorrectly can cause serious injury and damage. All
activities described in the service manual must only be carried out by a trained
Fronius service technician. Please note the information in the "Safety Rules"
chapter in your inverter operating instructions.
WARNING! An electric shock can be fatal. Before opening the device
- Set power switch to - O -
- Disconnect the device from the grid
- Attach a clear warning sign advising others not to switch the power source
back on
- Use a suitable measuring tool to ensure that electrically charged components
(e.g. capacitors) are discharged.
WARNING! An electric shock can be fatal. If the device is briefly switched on with
an open housing for test purposes,
- do not touch the components inside the housing
- touch them only with suitable measuring or test probes
WARNING! An inadequate grounding conductor connection can cause serious
injuries to persons and damage to (or loss of) property. The housing screws pro-
vide an adequate grounding conductor connection for the housing ground and
should not under any circumstances be replaced by other screws that do not pro-
vide a proper grounding conductor connection.
Required tools
Measuring and inspection equipment
Auxiliary materials
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