Diaphragm pump N680 EX
Installation and connection
Translation of Original Operation and Installation Instruction, english, KNF 325438 02/22
21
Cooling air supply
WARNING
Risk of explosion due to lack of cooling air supply
à
Mount the pump so that the fan wheel of the
pump can draw in sufficient cooling air.
à
Ensure sufficient ventilation or heat dissipation
in the vicinity of the pump.
WARNING
Danger of burning on hot surfaces
Hot surfaces could occur if the pump overheats.
à
When installing the pump, make sure that
sufficient cooling air infeed and discharge is
ensured.
Immediate environment of the
hot pump parts
à
During installation, make sure that no combustible or thermally de-
formable objects are positioned in the immediate area of the hot pump
parts (head, motor).
Installation location
à
Make sure that the installation location is dry and that the pump is pro-
tected from rain, water spray, splash water, dripping water and other
contamination.
à
Make sure that the installation location allows access for periodic main-
tenance and inspection.
à
Make sure that access to moving parts is prevented.
The IP protection class of the pump motor is specified on the type
plate.
à
Install the pump at the highest point in the system to prevent conden-
sate from collecting in the pump head.
à
Protect the pump from dust.
à
Protect the pump from vibration and impact.
WARNING
Personal injury and/or property damage from vi-
brations
Pump vibrations, in combination with adjacent
components, can result in crushing and/or dam-
age to these components.
à
Make sure that pump vibrations cannot lead
to dangers in combination with adjacent com-
ponents.
