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GRUNDFOS DATA BOOKLET
MTA conversion guide
Conversion of old MTA pump types to new MTA pump types50 / 60 Hz
MTA (old) MTA (new)
GRUNDFOS CONVERSION GUIDE
2
MTA conversion guideReplace MTA 3-180 with MTA 60-180 or MTA 90-180
TM
05
23
72
50
11T
M0
5 2
37
5 5
011
0 10 20 30 40 50 60 70 80 90 100 110 Q [l/min]0
1
2
3
4
5
6
7
8
H[m]
0 1 2 3 4 5 6 7Q [m³/h]
0
20
40
60
80
p[kPa] 50 Hz
MTA 90-180MTA 60-180
MTA 3-180
0 10 20 30 40 50 60 70 80 90 100 110 120 130 Q [l/min]0
1
2
3
4
5
6
7
8
9
10
H[m]
0 1 2 3 4 5 6 7 8 Q [m³/h]
0
20
40
60
80
100
p[kPa] 60 Hz
MTA 90-180MTA 60-180
MTA 3-180
MTA conversion guide Replace MTA 3-180with MTA 60-180 or MTA 90-180
Note: Pay extra attention to the encircled dimensions. For electrical data, please refer to the MTA data booklet.
TM
05
23
36
49
11
TM
05
23
29
49
11T
M0
5 2
34
0 4
911
MM
TA
90-
180
MM
TA
60-
180
MM
TA
3-1
80
3
4
MTA conversion guideReplace MTA 4-250 with MTA 90-250 or MTA 120-250
TM
05
23
73
50
11T
M0
5 2
37
6 5
011
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 Q [l/min]0
1
2
3
4
5
6
7
8
9
10
11
H[m]
0 1 2 3 4 5 6 7 8 9 10 11 Q [m³/h]
0
20
40
60
80
100
p[kPa] 50 Hz
MTA 120-250MTA 90-250MTA 4-250
0 20 40 60 80 100 120 140 160 180 200 220 Q [l/min]0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
H[m]
0 1 2 3 4 5 6 7 8 9 10 11 12 13 Q [m³/h]
0
20
40
60
80
100
120
p[kPa]
60 Hz
MTA 120-250MTA 90-250
MTA 4-250
MTA conversion guide Replace MTA 4-250with MTA 90-250 or MTA 120-250
Note: Pay extra attention to the encircled dimensions. For electrical data, please refer to the MTA data booklet.
TM
05
23
38
49
11
TM
05
23
37
49
11
TM
05
23
41
49
11
MM
TA
12
0-25
0MM
TA
90-
250
MM
TA
4-2
50
5
6
MTA conversion guideReplace MTAD 7/7-250 with MTA 120-250 or MTA 200-250
TM
05
23
74
50
11T
M0
5 2
37
7 5
011
0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 Q [l/min]0
1
2
3
4
5
6
7
8
9
10
11
H[m]
0 2 4 6 8 10 12 14 16 18 20 Q [m³/h]
0
20
40
60
80
100
p[kPa] 50 Hz
MTAD 7/7-250
MTA 200-250MTA 120-250
0 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 Q [l/min]0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
H[m]
0 2 4 6 8 10 12 14 16 18 20 22 Q [m³/h]
0
20
40
60
80
100
120
140
p[kPa]
60 Hz
MTAD 7/7-250 MTA 200-250MTA 120-250
MTA conversion guide Replace MTAD 7/7-250with MTA 120-250 or MTA 200-250
Note: Pay extra attention to the encircled dimensions. For electrical data, please refer to the MTA data booklet.
TM
05
23
39
49
11
TM
05
23
38
49
11T
M0
5 2
34
2 4
911
MM
TA
200
-25
0MM
TA
12
0-2
50MM
TA
D 7
/7-2
50
7
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