Special Function - Gemü 653 Original Einbau- Und Montageanleitung

Bonnet function
With seal adjuster and stroke limiter
Without seal adjuster and without stroke limiter
With seal adjuster
Special versions
With seal adjuster, stroke limiter and mounting for proximity switches M 8x1 (diaphragm size 10 - 50)
With seal adjuster and mounting for proximity switches M 12x1
With seal adjuster, stroke limiter and locking device (both directions)
Mounting for proximity switches M 8x1
With seal adjuster, locking device (both directions)
Mounting for proximity switches M 12x1
With seal adjuster, stroke limiter and safety gland packing
With seal adjuster and safety gland packing
With seal adjuster, stroke limiter, locking device to prevent closing
Mounting for proximity switches M 8x1
With seal adjuster, locking device to prevent closing
Mounting for proximity switches M 12x1
With seal adjuster, stroke limiter, locking device to prevent opening
Mounting for proximity switches M 8x1
With seal adjuster, locking device to prevent opening
Mounting for proximity switches M 12x1
* only in connection with bonnet version X
Ra ≤ 6.3 μm blasted internal/external
Ra ≤ 6.3 μm optical electropolishing
Ra ≤ 0.8 μm mechanically polished internal, blasted external
Ra ≤ 0.8 μm electropolished internal/external
Ra ≤ 0.6 μm mechanically polished internal, blasted external
Ra ≤ 0.6 μm electropolished internal/external
Ra ≤ 0.4 μm mechanically polished internal, blasted external
Ra ≤ 0.4 μm electropolished internal/external
Ra ≤ 0.25 μm mechanically polished internal, blasted external
Ra ≤ 0.25 μm electropolished internal/external
* Not possible for connections DN 8 code 55 and 59, DN 4 code 0 and all other connections ∅ < 6 mm.
Ra acc. to DIN 4768; at defined reference points

Special function

3-A compliant design
Order example
Type
Nominal size
Body configuration (code)
Connection (code)
Valve body material (code)
Diaphragm material (code)
Control function (code)
Bonnet size (code)
Bonnet version (code)
Bonnet function (code)
Nominal size (mm)*
Connection (code)*
Surface finish (code)
Special function (code)
* only in T-valve version
Valve body surface finish, internal contour
653 50 D 60
653
50
D
60
(GEMÜ 653 diaphragm size 10 - 50)
(GEMÜ 654 diaphragm size 8 - 100)
(GEMÜ 653 diaphragm size 10 - 100)
(GEMÜ 654 diaphragm size 8 - 100)
(diaphragm size 80 - 100)
(diaphragm size 80 - 100)
(diaphragm size 10 - 50)
(diaphragm size 80 - 100)
(diaphragm size 10 - 50)
(diaphragm size 80 - 100)
(diaphragm size 10 - 50)
(diaphragm size 80 - 100)
(diaphragm size 10 - 50)
(diaphragm size 80 - 100)
Forged body
Code 40, 42
-
-
X
X
X*
X*
X*
X*
X*
X*
Surface finish data refer to medium wetted surfaces
40 13 0 4
40
13
0
4
33 / 56
Investment casting
Code 32, 34
X
X
X
-
X*
-
-
-
-
-
D H 1503
D
H
1503
653, 654
Code
H
N
S
A*
B*
E*
F*
K*
Code
1500
1509
1502
1503
1507
1508
1536
1537
1527
1516
Code
M
M
M