Terminal Box Positions; Base Plate; Insulation; Frost Protection - Grundfos TP Serie Instrucciones De Instalación Y Funcionamiento

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Concrete foundation dimensions
Pump weight
(height)
[kg]
800
1000
1200
1400
1600
1800
2000
2200
DN 300 /
2400
DN 350 /
DN 400
2600
3000
3400
3800
4200
4600
5000
5400

5.4 Terminal box positions

Warning
Before starting work on the pump, make
sure that the power supply has been
switched off and that it cannot be
accidentally switched on.
The terminal box can be turned to any of four
positions, in 90 ° steps.
Change the terminal box position as follows:
1. If necessary, remove the coupling guards using a
screwdriver. Do not remove the coupling.
2. Remove the screws securing the motor to the
pump.
3. Turn the motor to the required position.
4. Replace and tighten the screws.
5. Replace the coupling guards.
Y
Z
X
(length)
(width)
[mm]
[mm]
[mm]
450
1400
800
450
1400
1000
450
1400
1200
500
1600
1200
500
1600
1350
500
1600
1500
550
1600
1600
550
1700
1700
550
1800
1800
600
1800
1800
600
2000
2000
680
2000
2000
760
2000
2000
840
2000
2000
920
2000
2000
1000
2000
2000
1080
2000
2000

5.5 Base plate

Single-head pumps (except TP 25-50, 25-80, 25-90,
32-50, 32-80, 32-90, 40-50, 40-80 and 40-90) have
two tapped holes in the bottom of the pump housing
which can be used for fitting a Grundfos base plate
to the pump. The base plate is available as an
optional extra.
Twin-head pumps have four tapped holes in the
bottom of the pump housing. For some twin-head
pumps, a base plate consisting of two halves is
available.
Base plates with dimensions are shown on page
357.

5.6 Insulation

Do not insulate the motor stool as this will
trap any vapour escaping from the shaft
Caution
seal, thus causing corrosion. Covering the
motor stool with insulation will also make
inspection and service difficult.
Follow the guidelines in fig.
pump.
A
B
C
Fig. 14
Insulation of TP pumps
Pos.
Description
A
Without insulation
B
Incorrect insulation
C
Correct insulation

5.7 Frost protection

Pumps which are not being used during periods of
frost must be drained to avoid damage.
14
when insulating the
11

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