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Installation and operating instructions • Wilo-Rexa FIT-S • Ed.01/2022-03
•
Comply with the requirements of the local
energy supply company.
•
Train personnel on how to make electrical
connections.
•
Train personnel on the options 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 provisions for connection to the
electrical switching system.
•
Comply with the specifications on electro-
magnetic compatibility when using electronic
start-up controllers (e.g. soft starter or fre-
quency converter). If required, take special
measures into account (e.g. shielded cables,
filters, etc.).
•
Replace defective connection cables. Contact
customer service.
2.5
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 cur-
rent of the connected product. 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 compensation, differ-
ential triggering and anti-reactivation device in
accordance with the local regulations. In case of
sensitive mains, make provision for the installa-
tion on-site of other protective equipment (e.g.
overvoltage, undervoltage or phase failure relay,
etc.).
Residual-current device (RCD)
•
Install a residual-current device (RCD) in ac-
cordance with the regulations of the local en-
ergy supply company.
•
If people can come into contact with the
device and conductive fluids, install a resid-
ual-current device (RCD).
2.6
Fluids hazardous to health
Hazardous germs form in sewage or in stagnant
water. There is a danger of bacterial infections!
•
Wear protective equipment!
•
Clean and disinfect the product thoroughly
after removal!
•
Inform all persons about the pumped fluid and
the danger it poses!
2.7
Transport
•
Locally applicable laws and regulations on
work safety and accident prevention must be
complied with.
•
Always carry the product by the handle!
2.8
Use of lifting equipment
If lifting equipment (lifting device, crane, chain
hoist …) is used, observe the following points:
•
Wear a safety helmet according to EN 397!
•
Comply with local regulations on the use of
lifting equipment.
•
The technically correct use of the lifting
equipment is the operator’s responsibility!
•
Lifting gear
–
Use legally specified and approved lifting
gear.
–
Select lifting gear based on the attachment
point.
–
Attach lifting gear to the attachment point
according to local regulations.
•
Lifting equipment
–
Check it functions properly before use!
–
Sufficient bearing capacity.
–
Ensure stability during use.
•
Lifting operation
–
Do not jam the product when lifting and
lowering it.
–
Do not exceed the max. permissible bearing
capacity!
–
If necessary (e.g. blocked view), assign a
second person to coordinate.
–
No one should stand under suspended
loads!
