Grundfos MTC Serie Instrucciones De Instalación Y Funcionamiento página 6

Bypass pipe
To reduce the risk of water hammer
damaging the pump, we recommend you
to install a bypass line.
A
Fig. 3 Example of a bypass pipe (A)
Installation dimensions
X1
Fig. 4 Installation dimensions
Measurement Dimension
B Depending on pump type.
C Depending on motor type.
X1 7.87" (200 mm)
X2 5.91" (150 mm)
This measurement must be at
least 1.18" (30 mm) longer than
Y1 measurement B to allow sufficient
space for removing the pump in
case of service and maintenance.
6
X2
Pump mounting flange dimensions
c
L
Fig. 5 Dimensional sketch
MTC 2, 4 and 8 MTC 10 and 15
D1 [inch (mm)] 5.51 (140)
D2 [inch (mm)] 6.3 (160)
D3 [inch (mm)] 7.09 (180)
L [inch (mm)] 4.76 (121)
C Rp 3/4
∅0.30 (∅7.5)
X [inch (mm)]
4 x X
D1
D2
D3
7.09 (180)
8.27 (210)
9.84 (250)
5.20 (132)
Rp/G 1 1/4
∅0.35 (∅9)