Inverter Safety information
SV00078en.fm 7
2.3 Safety checks
2.3.1 Before starting operation, the operator has to check that all control and
safety devices are functioning properly.
2.3.2 Check electric cables for damage on a regular basis.
2.3.3 Inverters may only be operated with all safety devices installed.
2.3.4 If defects on the safety devices or other defects impairing the
operational safety of machine are observed, the supervisor must be
informed immediately.
2.3.5 If there are defects jeopardizing operational safety, the machine has to
be switched off immediately.
2.4 Maintenance
2.4.1 Only use original spare parts. Alterations to this machine, incl.
adjustments of the frequency set by the manufacturer may only be
carried out with the express permission of WACKER. In case of non-
observance, all liability shall be refused.
2.4.2 Disconnect the inverter from the electrical power supply system before
carrying out maintenance and repair work.
2.4.3 Work on the electric parts of the machine may only be carried out by
skilled technicians.
2.4.4 The green-yellow grounded conductor of the connecting cable must be
longer so that it will not be torn off if the strain relief fails. If interrupted,
it can cause fatal injury. After conducting repairs, check the grounded
conductor for continuity.
2.4.5 As soon as maintenance and repair jobs have been completed, all
safety devices must be properly reinstalled.
2.4.6 Do not clean the machine with a high pressure washer.