Safety en
Installation and operating instructions Wilo-Rexa PRO 7
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
Markups
‡ Prerequisite
1. Work step/list
⇒ Notice/instructions
▶ Result
2.2 Personnel qualifications
Personnel must:
▪Be instructed about locally applicable regulations governing accident prevention.
▪Have read and understood the installation and operating instructions.
Personnel must have the following qualifications.
▪Electrical work: A qualified electrician must carry out the electrical work.
▪Installation/dismantling: The technician must be trained in the use of the necessary
tools and fixation 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 en-
gineering.
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 supply company.
▪Before commencing work, disconnect the device from the mains and secure it against
being switched on again without authorisation.
▪Personnel are 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 connecting to electrical switching sys-
tems.
▪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. shielded cables, filters etc.).
▪Replace defective power supply cables immediately. Contact customer service.
2.4 Monitoring devices
The following monitoring devices must be provided on-site:
Circuit breaker
The size of the circuit breakers conforms to the rated current of the pump. The switch-
ing characteristics should comply with group B or C. Observe local regulations.
Motor protection switch
Make provision for an on-site motor protection switch for devices without a plug! The
minimum requirement is a thermal relay/motor protection switch with temperature
To Next Page
Loading...
Need help?
General
