Features & Benefits

Inline design

Inline flow allows high pressure drops without noise.

Adjustable flow

Ensures the design flow.

Articles

DN 15-50

Male thread – Separate connections optional.

1200 mm capillary pipe (Ø6) with compression coupling 1/4" included.

LF, low flow

DN
d
L
H1
H2
Kvd
qmax [m3/h]
Kg
EAN
Article No
15 kPa
15/20
G1
123
45
92
7,0
1,1
1,6
3831112525429
52 757-020
25/32
G1 1/4
145
53
97
18
3,3
2,7
3831112525528
52 757-025
40/50
G2
190
66
110
40
7,5
4,8
3831112526648
52 757-040
40 kPa
15/20
G1
123
45
92
7,0
1,1
1,6
3831112525894
52 757-120
25/32
G1 1/4
145
53
97
18
3,3
2,7
3831112501973
52 757-125
40/50
G2
190
66
110
40
7,5
4,8
3831112504691
52 757-140
60 kPa
15/20
G1
123
45
92
7,0
1,1
1,6
3831112500204
52 758-120
25/32
G1 1/4
145
53
97
18
3,3
2,7
3831112501966
52 758-125
40/50
G2
190
66
110
40
7,5
4,8
3831112525856
52 758-140
100 kPa
15/20
G1
123
45
92
7,0
1,1
1,6
3831112500211
52 758-020
25/32
G1 1/4
145
53
97
18
3,3
2,7
3831112500228
52 758-025
40/50
G2
190
66
110
40
7,5
4,8
3831112503373
52 758-040

NF, normal flow

DN
d
L
H1
H2
Kvd
qmax [m3/h]
Kg
EAN
Article No
15 kPa
15/20
G1
123
45
92
7,0
1,3
1,6
3831112525436
52 757-220
25/32
G1 1/4
145
53
97
18
4,4
2,7
3831112525498
52 757-225
40/50
G2
190
66
110
40
10
4,8
3831112526617
52 757-240
40 kPa
15/20
G1
123
45
92
7,0
1,3
1,6
3831112525962
52 757-320
25/32
G1 1/4
145
53
97
18
4,4
2,7
3831112503311
52 757-325
40/50
G2
190
66
110
40
10
4,8
3831112503670
52 757-340
60 kPa
15/20
G1
123
45
92
7,0
1,3
1,6
3831112525948
52 758-220
25/32
G1 1/4
145
53
97
18
4,4
2,7
3831112525474
52 758-225
40/50
G2
190
66
110
40
10
4,8
3831112526273
52 758-240
100 kPa
15/20
G1
123
45
92
7,0
1,3
1,6
3831112525870
52 758-320
25/32
G1 1/4
145
53
97
18
4,4
2,7
3831112525481
52 758-325
40/50
G2
190
66
110
40
10
4,8
3831112503038
52 758-340

HF, high flow

DN
d
L
H1
H2
Kvd
qmax [m3/h]
Kg
EAN
Article No
15 kPa
15/20
G1
123
45
92
7,0
1,8
1,6
3831112525887
52 757-420
25/32
G1 1/4
145
53
97
18
6,0
2,7
3831112526976
52 757-425
40/50
G2
190
66
110
40
14
4,8
3831112505124
52 757-440
40 kPa
15/20
G1
123
45
92
7,0
1,8
1,6
3831112525955
52 757-520
25/32
G1 1/4
145
53
97
18
6,0
2,7
3831112504257
52 757-525
40/50
G2
190
66
110
40
14
4,8
3831112505018
52 757-540
60 kPa
15/20
G1
123
45
92
7,0
1,8
1,6
3831112504837
52 758-420
25/32
G1 1/4
145
53
97
18
6,0
2,7
3831112504622
52 758-425
40/50
G2
190
66
110
40
14
4,8
3831112504240
52 758-440
100 kPa
15/20
G1
123
45
92
7,0
1,8
1,6
3831112504868
52 758-520
25/32
G1 1/4
145
53
97
18
6,0
2,7
3831112525733
52 758-525
40/50
G2
190
66
110
40
14
4,8
3831112504066
52 758-540

→ = Flow direction

Kvd = Is the Kv value of the differential pressure control component when fully open.

Connections

Swivelling nut

For welding

Swivelling nut

d1
D
L1*
EAN
Article No
G1
20,8
37
3831112500945
52 759-315
G1
26,3
42
3831112500952
52 759-320
G1 1/4
33,2
47
3831112500969
52 759-325
G1 1/4
40,9
47
3831112500976
52 759-332
G2
48,0
47
3831112501140
52 759-340
G2
60,0
52
3831112501294
52 759-350

*) Fitting length (from the gasket surface to the end of the connection).

Threads according to ISO 7. Swivelling nut.

With male thread

Threads according to ISO 7.
Swivelling nut.

d1
d2
L1*
EAN
Article No
G1
R1/2
34
3831112500983
52 759-115
G1
R3/4
40
3831112500990
52 759-120
G1 1/4
R1
40
3831112501003
52 759-125
G1 1/4
R1 1/4
45
3831112501010
52 759-132
G2
R1 1/2
45
3831112503342
52 759-140
G2
R2
50
3831112503472
52 759-150

*) Fitting length (from the gasket surface to the end of the connection).

Threads according to ISO 7-1. Swivelling nut.

With female thread Rc

Threads according to ISO 7-1.
Swivelling nut.

d1
d2
L1*
EAN
Article No
G1
Rc1/2
26
3831112527454
52 751-301
G1
Rc3/4
32
3831112527461
52 751-302
G1 1/4
Rc1
47
3831112527478
52 751-303
G1 1/4
Rc1 1/4
52
3831112527485
52 751-304
G2
Rc1 1/2
52
3831112527492
52 751-305
G2
Rc2
64,5
3831112527508
52 751-306

*) Fitting length (from the gasket surface to the end of the connection).

With flange

Flange according to EN-1092-2:1997, type 16.

d1
d2
D
L1*
EAN
Article No
G1
M12
95
10
3831112501065
52 759-515
G1
M12
105
20
3831112501072
52 759-520
G1 1/4
M12
115
5
3831112504318
52 759-525
G1 1/4
M16
140
15
3831112501096
52 759-532
G2
M16
150
5
3831112504325
52 759-540
G2
M16
165
20
3831112501317
52 759-550

*) Fitting length (from the gasket surface to the end of the connection).

Attention! Must be used on the inlet side.

With flange (extended)

Attention! Must be used on the inlet side.

Flange according to EN-1092-2:1997, type 16.

d1
d2
D
L1*
EAN
Article No
G1
M12
95
47
3831112501157
52 759-615
G1
M12
105
47
3831112500136
52 759-620
G1 1/4
M12
115
62
3831112503533
52 759-625
G1 1/4
M16
140
62
3831112526129
52 759-632
G2
M16
150
72
3831112505025
52 759-640
G2
M16
165
72
3831112503892
52 759-650

*) Fitting length (from the gasket surface to the end of the connection).

Threads according to ISO 228.

With female thread

Threads according to ISO 228.

Swivelling nut.

d1
d2
L1*
EAN
Article No
G1
G1/2
26
3831112501027
52 759-015
G1
G3/4
32
3831112501034
52 759-020
G1 1/4
G1
47
3831112501041
52 759-025
G1 1/4
G1 1/4
52
3831112501058
52 759-032
G2
G1 1/2
52
3831112503489
52 759-040
G2
G2
64,5
3831112503205
52 759-050

*) Fitting length (from the gasket surface to the end of the connection).

Accessories

Suitable when insulation is used.Stainless steel/EPDM/Brass.

Venting extension

Suitable when insulation is used.
Stainless steel/EPDM/Brass.

d
D
L
EAN
Article No
M6
12
70
3831112531727
52 759-220

DKH512_DN25-32persp

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