5 Installation at Site
22 of 68
Calio
1157.821/04-EN
NOTE
Installing check and shut-off elements in the system is recommended, depending on
the type of plant and pump. However, such elements must not obstruct proper
drainage or hinder disassembly of the pump.
ü
Suction lift lines have been laid with a rising slope, suction head lines with a
downward slope towards the pump.
ü
The nominal diameters of the pipelines are equal to or greater than the nominal
diameters of the pump nozzles.
ü
The pipelines have been anchored in close proximity to the pump and connected
without transmitting any stresses or strains.
1. Thoroughly clean, flush and blow through all vessels, pipelines and connections
(especially of new installations).
5.5 Enclosure/insulation
WARNING
The pump takes on same temperature as the fluid handled
Risk of burns!
▷
Insulate the volute casing.
▷
Fit protective equipment.
5.6 Electrical connection
DANGER
Electrical connection work by unqualified personnel
Risk of fatal injury due to electric shock!
▷
Always have the electrical connections installed by a trained and qualified
electrician.
▷
Observe the IEC 60364 regulations as well as any regional regulations.
DANGER
Electrostatic charging
Danger of death from electric shock!
▷
Provide potential equalisation between the pump set and the foundation.
DANGER
Pump acting as a generator when running in reverse
Danger to life from hazardous induction voltage at the motor terminals!
▷
Prevent the fluid from flowing back by closing the shut-off elements.
DANGER
Heat damage to the cable sheath
Danger from electric shock!
▷
Make sure the cables are never laid in contact with hot casings/housings or
pipelines.
