FRONIUS Welding Power Source TPS 500i

Switch off all devices and components involved and disconnect them from the mains.

Secure all devices and components to prevent unintentional restarting.

Check that electrically charged components have been discharged using a suitable measuring instrument.

Ensure housing screws provide a suitable ground conductor connection and are not replaced by other screws.

Allow hot components and parts to cool down before working on them.

Clean out the device interior using dry compressed air at reduced pressure.

Switch off all devices and components involved and disconnect them from the mains.

Secure all devices and components to prevent unintentional restarting.

Use a suitable measuring instrument to check that electrically charged components have been discharged.

Ensure housing screws provide a suitable ground conductor connection for earthing the housing.

Allow hot components and parts to cool down before working on them.

Has a qualified electrician performed the safety inspection?

Was the safety inspection carried out after any of the following?

Switch off all devices and components involved and disconnect them from the mains.

Secure all devices and components to prevent unintentional restarting.

Check that electrically charged components have been discharged using a suitable measuring instrument.

Ensure housing screws provide a suitable ground conductor connection for earthing the housing.

Confirm that housing screws have not been replaced by other screws without a reliable ground conductor connection.

Ensure hot components and parts have cooled down before working on them.

Clean the air filter if present.