Safety en
Installation and operating instructions Wilo Motor HC 20.1 + EMU FA, Rexa SUPRA, Rexa SOLID 7
Personal protective equipment: Wear a safety helmet
Personal protective equipment: Wear foot protection
Personal protective equipment: Wear hand protection
Personal protective equipment: Wear mouth protection
Personal protective equipment: Wear safety goggles
Autonomous work prohibited! A second person must be present.
Useful information
2.2 Personnel qualifications
Personnel must:
ƒ Be instructed about locally applicable regulations governing accident prevention.
ƒ Have read and understood the installation and operating instructions.
Personnel must have the following qualifications.
ƒ Electrical work: A qualified electrician must carry out the electrical work.
ƒ Installation/dismantling: The technician must be trained in the use of the necessary
tools and fixation materials for the relevant construction site.
ƒ 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 mech-
anical 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
ƒ Electrical work must be carried out by a qualified electrician.
ƒ Before commencing work, disconnect the product from the mains and safeguard it
from being switched on again.
ƒ Observe applicable local regulations when connecting to the mains power supply.
ƒ Adhere to the requirements of the local energy supply company.
ƒ Train personnel in connecting electrics.
ƒ Instruct personnel in options for switching off the device.
ƒ Comply with the technical specifications contained in these installation and operat-
ing instructions and on the rating plate.
ƒ Earth the device.
ƒ Observe regulations for connection to the electrical switching system.
ƒ 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 (e.g. shielded cables, filters etc.).
ƒ Replace defective connection cables. Contact customer service.
2.4 Monitoring devices
The following monitoring devices must be provided on-site:
Circuit breaker
The size and switching characteristics of the circuit breakers must conform to the rated
current of the connected product. Observe local regulations.
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