Installation and operating instructions Wilo-TOP-S/-SD/-Z/-D/-RL/-I 37
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7 Installation and electrical connection
DANGER! Danger of death!
Incorrect installation and inexpert electrical connection can pose a risk of
fatal injury. Danger from electrical current must be eliminated.
• The installation and electrical connection may only be carried out by quali-
fied personnel in accordance with the applicable regulations!
• Accident prevention regulations must be observed!
• Comply with the regulations of the local power supply company!
Pumps with pre-assembled cable:
• Never pull on the pump cable
• Do not kink the cable.
• Do not place any objects on the cable
7.1 Installation
WARNING! Danger of personal injury!
Incorrect installation can result in personal injury.
• There is a crush hazard
• There is an injury hazard due to sharp edges/burrs. Wear appropriate protec-
tive clothing (e.g. safety gloves)!
• There is an injury hazard due to the pump/the motor falling. Use suitable lift-
ing gear to secure the pump/motor against falling.
CAUTION! Risk of damage!
Incorrect installation can result in damage to the product.
• Only use qualified personnel for the installation work!
• Observe national and regional regulations!
• Installation within a building
• Install the pump in a dry, well-ventilated, frost-free room.
• Installation outside a building (outdoor installation):
• Install the pump in a sump (e.g. light sump, annular sump) with cover or in
a cupboard/housing as weather protection.
• Avoid exposure of the pump to direct sunlight.
• Protect the pump against rain. Dripping water from above is permitted pro-
vided that the electrical connection has been established in accordance with
the installation and operating instructions and the terminal box has been
properly sealed
CAUTION! Risk of damage!
Ensure sufficient ventilation/heating if the ambient temperature exceeds/
falls below the permitted limit values.
• Carry out all welding and soldering work prior to the installation of the pump.
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