Mechanical Installation; Pump Location; Vertical Installation; Horizontal Installation - Grundfos NB Serie Instrucciones De Instalación Y Funcionamiento

8. Mechanical installation

8.1 Pump location

The pump must be sited in a well-ventilated, but
frost-free location.
Warning
When pumping hot or cold liquids, take
care to ensure that persons cannot
accidentally come into contact with hot or
cold surfaces.
For inspection and repair, allow suitable clearances
for pump or motor removal.

Vertical installation

• Pumps fitted with motors up to and including 4
kW require a 0.3 m clearance above the motor.
• Pumps fitted with motors of 5.5 kW and up
require at least a 1 m clearance above the motor
to allow the use of lifting equipment.
0.25 - 4 kW
0.3 m
Fig. 9 Clearance above the motor
18

Horizontal installation

•
•
•
5.5 - 37 kW
1 m
Pumps fitted with motors up to and including 4
kW require a 0.3 m clearance behind the motor.
Pumps fitted with motors of 5.5 kW and up
require a 0.3 m clearance behind the motor and
at least a 1 m clearance above the motor to allow
the use of lifting equipment.
NB pumps with base frame must have the same
clearance as pumps with motors from 5.5 to 200
kW.
0.25 - 4 kW
5.5 - 200 kW
1 m
Fig. 10 Clearance behind the motor
0.3 m
0.3 m