Foreword And Safety Instructions; Safety; Protective Measures Against Esd; Safety Inspection - Fronius Eco Installationsanleitung

Foreword and safety instructions

Safety

Protective Mea-
sures against
ESD

Safety Inspection

This chapter describes the safety inspection for the device described in this service man-
ual.
Please observe the requirements and standards for your particular country, since there
may be deviations in the measured values or inspection steps.
If there are no requirements and standards for your particular country, Fronius recom-
mends that this inspection is still carried out.
The safety inspection must only be conducted on a completely assembled device.

Tools required

-
-
-
-
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.
Danger of damage to electrical components from electrical discharge. Suitable
measures should be taken to protect against ESD when replacing and install-
ing components.
Torx screwdriver, TX25
Diagonal cutting pliers
Needle-nosed pliers
Torque screwdriver with bit insert, 1–6 Nm
37