Personnel Qualifications; Electrical Work - Wilo Rexa UNI Installation And Operating Instructions Manual

en
Signal words
▪ DANGER!
Failure to observe the safety instructions will result in
serious injuries or death!
▪ WARNING!
Failure to follow the instructions can lead to (serious)
injuries!
▪ CAUTION!
Failure to follow the instructions can lead to property
damage and a possible total loss.
▪ NOTE!
Useful information on handling the product.
Symbols
These instructions use the following symbols:
Danger of electric voltage
Danger of bacterial infection
Danger of explosion
General warning symbols
Warning of crushing
Warning of cutting injuries
Warning of hot surfaces
Warning of high pressure
Warning of suspended loads
Personal protective equipment: Wear a safety hel-
met
Personal protective equipment: Wear foot protec-
tion
Personal protective equipment: Wear hand protec-
tion
Personal protective equipment: Wear mouth protec-
tion
Personal protective equipment: Wear safety goggles
Autonomous work prohibited! A second person
must be present.
Useful information
Markups
‡ Prerequisite
6
Safety
1. Work step/list
⇒ Information/instructions
▶ Result
2.2

Personnel qualifications

Personnel must:
▪ Be instructed in the locally applicable accident preven-
tion regulations.
▪ Have read and understood the installation and operat-
ing instructions.
Personnel must have the following qualifications:
▪ Electrical work: Electrical work must be carried out by a
qualified electrician (in accordance with EN 50110-1).
▪ Installation-/dismantling: The technician must be
trained in the use of the necessary tools and mounting
materials for the relevant construction site.
▪ Maintenance tasks: The technician must be familiar
with the use of operating fluids and their disposal. In
addition, the technician must have basic knowledge of
mechanical engineering.
Definition of "qualified electrician"
A qualified electrician is a person with appropriate
technical education, knowledge and experience who
can identify and prevent electrical hazards.
2.3

Electrical work

▪ A qualified electrician must carry out the electrical
work.
▪ When connecting to the mains, comply with the locally
applicable laws and regulations of the local energy sup-
ply company.
▪ Before commencing work, disconnect the device from
the mains and secure it against being switched on again
without authorisation.
▪ Personnel is trained on the execution of the electrical
connection and the options for switching off the
device.
▪ Comply with the technical specifications contained in
these installation and operating instructions and on the
rating plate.
▪ Earth the device.
▪ Observe the manufacturer's specifications when con-
necting to electrical switching systems.
▪ Comply with the specifications on electro-magnetic
compatibility when connecting electronic start-up
controllers (e.g. soft starter or frequency converter). If
required, take into account special measures (e.g. shiel-
ded cables, filters etc.).
WILO SE 2017-03