Liquid Level - Grundfos MTA 30 Instrucciones De Instalación Y Funcionamiento

10.3.2 Tank hole and cable entry hole
dimensions
Fig. 7 Tank hole and cable entry hole
dimensions
Tank hole
Pump
type
D1 ∅
[inch (mm)]
MTA 30 3.94 (90)
MTA 60 4.52 (115)
MTA 90 5.04 (128)
MTA 120 5.31 (135)
MTA 200 7.09 (180)
MTA 20H 3.94 (100)
MTA 40H 5.31 (135)
MTA 70H 5.31 (135)
MTA 100H 6.10 (155)

10.4 Liquid level

10.4.1 MTA with top suction
Tank
Fig. 8
Cable entry
hole
D2 ∅
Pump
type
[inch (mm)]
0.87 (22)
MTA 30
0.87 (22)
MTA 60
0.87 (22)
MTA 90
0.87 (22)
MTA 120
0.87 (22)
MTA 20H
0.87 (22)
MTA 40H
0.87 (22)
MTA 70H
0.87 (22)
0.87 (22)
MTA 100H
*
**
H1
Max. liquid level
Min. liquid level
H2 H3
MTA with top suction
H1
[inch
(mm)] (mm)]
0.59 (15) 2.36 (60)
0.79 (20) 2.76 (70)
0.79 (20) 3.35 (85)
0.79 (20) 4.33 (110)
0.59 (15) 1.97 (50)
0.79 (20) 2.76 (70)
0.79 (20) 3.15 (80)
0.79 (20) 4.34 (110)
Min. liquid level (full performance)
Min. permissible liquid level
(reduced performance)
H2 * H3 **
[inch [inch
(mm)]
1.97 (50)
1.77 (45)
2.28 (58)
2.76 (70)
1.57 (40)
1.57 (40)
1.97 (50)
2.36 (60)
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