en
2.3
Electrical work
2.4
Transport
2.5
Installing/dismantling
2.6
During operation
46
Safety
Definition of "qualified electrician"
A qualified electrician is a person with appropriate technical education, knowledge and
experience who can identify and prevent electrical hazards.
▪ Electrical work must be carried out by a qualified electrician.
▪ When connecting to the mains, comply with the locally applicable laws and regulations
of the local energy supply company.
▪ Before commencing work, disconnect the device from the mains and secure it against
being switched on again without authorisation.
▪ Train personnel on how to make the electrical connection as well as on the methods for
switching off the device.
▪ Observe the technical information in these installation and operating instructions as
well as on the rating plate.
▪ Earth the device.
▪ Observe the manufacturer's specifications when connecting to electrical switching sys-
tems.
▪ Comply with the specifications on electro-magnetic compatibility when using elec-
tronic start-up controllers (e.g. soft starter or frequency converter). If required, take
into account special measures (shielded cables, filters, etc.).
▪ Replace defective connection cables. Contact customer service.
▪ Wear protective equipment:
– Safety gloves for protection against cuts
– Safety shoes
– Sealed safety goggles
– Safety helmet (when using lifting equipment)
▪ Only use legally specified and approved lifting gear.
▪ Select lifting gear based on the available conditions (weather, attachment point, load,
etc.).
▪ Always attach the lifting gear to the designated attachment points (lifting eyes).
▪ Position the lifting equipment in a way that ensures stability during use.
▪ When using lifting equipment, a second person must be present to coordinate the pro-
cedure if required (e.g. if the operator's field of vision is blocked).
▪ Persons must not stand underneath suspended loads. Do not move suspended loads
over workplaces where people are present.
Please note the following information during transport and prior to installation:
▪ Do not reach into suction ports, discharge ports or other openings.
▪ Avoid the penetration of foreign objects. To this end, leave the protective covers or
packaging on until they have to be removed for installation.
▪ Packaging and covers may be removed from suction or outlet openings for inspection
purposes. They must be put back on afterwards to protect the pump and ensure safety.
▪ Wear the following protective equipment:
– Safety shoes
– Safety gloves for protection against cuts
– Safety helmet (when using lifting equipment)
▪ Comply with laws and regulations on work safety and accident prevention in force at
the site of installation.
▪ The procedure described in the installation and operating instructions for shutting
down the product/unit must be strictly observed.
▪ Disconnect the device from the mains and secure it against being switched on again
without authorisation.
▪ All rotating parts must be at a standstill.
▪ Close the gate valve in the inlet and in the pressure pipe.
▪ Provide adequate aeration in enclosed spaces.
▪ Clean the device thoroughly. Disinfect devices that use fluids hazardous to health!
▪ Make sure that there is no risk of explosion when carrying out any type of welding work
or work with electrical devices.
▪ Wear protective equipment:
– Safety shoes
– Safety helmet (when using lifting equipment)
WILO SE 2019-04