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Druckminderer

threaded ends

spill valveÜV.

spill valve

Version

Seat valve with plate seal, adjustable blow-off pressure.

Closed to media flow when in neutral position due to spring force.

Opens automatically when the blow-off pressure setting is exceeded.

Inner thread: acc. to DIN ISO 228

Medium temperature: FKM = -30°C up to max. 140°C

Parts list

No.	Designation
1.	Housing
2.	Threaded part
3.	Sleeve
4.	Seal ring
5.	Stem
6.	Disk
7.	Seat seal
8.	Valve disk
9.	Countersunk screw
10.	Spacer piece
11.	Spacer piece
12.	Pressure spring
13.	Cover
14.	O-ring
15.	Clamping disk
16.	Special nut
17.	Hex-head nut
18.	O-ring
19.	hexagon head screw
20.	Thread pin

Materials

Designation	Material
Housing	1.4408
Inner part	1.4408
Spring cover	1.4408
Seat seal	FKM*
Stem	1.4567
Sleeve	1.4301

* = others on request

Pressure range

Size	Pressure level 1	Pressure level 2	Pressure level 3
Nominal size	[bar]	[bar]	[bar]
DN 15 - 1/2"	0,4 - 12	6,0 - 30
DN 20 - 3/4"	0,4 - 6,0	3,0 - 16
DN 25 - 1 "	0,4 - 3,5	1,5 - 9,5	5,0 - 25
DN 32 - 1 1/4"	0,3 - 2,0	1,0 - 5,0	4,0 - 14
DN 40 - 1 1/2"	0,3 - 1,5	0,8 - 4,0	2,5 - 12
DN 50 - 2 "	0,3 - 1,0	0,5 - 2,5	2,0 - 8,0
DN 65 - 2 1/2"	0,3 - 2,5	2,0 - 6,0
DN 80 - 3 "	0,3 - 2,0	1,5 - 4,0

Setting

The blow-off pressure is set using the set screw on the spring cap.

Turning the set screw clockwise results in a higher blow-off pressure

while turning it counterclockwise results in a lower blow-off pressure.

Product specification

<p><b>Version</b></p><br><p>Seat valve with plate seal, adjustable blow-off pressure.</p><p>Closed to media flow when in neutral position due to spring force.</p><p>Opens automatically when the blow-off pressure setting is exceeded.</p><br><p>Inner thread: acc. to DIN ISO 228</p><p>Medium temperature: FKM = -30°C up to max. 140°C</p><br><br><p><b>Parts list</b></p><table class="techDescTable"><thead><tr><th><b>No.</b></th><th><b>Designation</b></th></tr> </thead><tbody><tr class="Even"><td>1.</td><td>Housing</td></tr><tr class="UnEven"><td>2.</td><td>Threaded part</td></tr><tr class="Even"><td>3.</td><td>Sleeve</td></tr><tr class="UnEven"><td>4.</td><td>Seal ring</td></tr><tr class="Even"><td>5.</td><td>Stem</td></tr><tr class="UnEven"><td>6.</td><td>Disk</td></tr><tr class="Even"><td>7.</td><td>Seat seal</td></tr><tr class="UnEven"><td>8.</td><td>Valve disk</td></tr><tr class="Even"><td>9.</td><td>Countersunk screw</td></tr><tr class="UnEven"><td>10.</td><td>Spacer piece</td></tr><tr class="Even"><td>11.</td><td>Spacer piece</td></tr><tr class="UnEven"><td>12.</td><td>Pressure spring</td></tr><tr class="Even"><td>13.</td><td>Cover</td></tr><tr class="UnEven"><td>14.</td><td>O-ring</td></tr><tr class="Even"><td>15.</td><td>Clamping disk</td></tr><tr class="UnEven"><td>16.</td><td>Special nut</td></tr><tr class="Even"><td>17.</td><td>Hex-head nut</td></tr><tr class="UnEven"><td>18.</td><td>O-ring</td></tr><tr class="Even"><td>19.</td><td>hexagon head screw</td></tr><tr class="UnEven"><td>20.</td><td>Thread pin</td></tr></tbody></table><br><hr><br><br><p><b>Materials</b></p><table class="techDescTable"><thead><tr><th><b>Designation</b></th><th><b>Material</b></th></tr> </thead><tbody><tr class="Even"><td>Housing</td><td>1.4408</td></tr><tr class="UnEven"><td>Inner part</td><td>1.4408</td></tr><tr class="Even"><td>Spring cover</td><td>1.4408</td></tr><tr class="UnEven"><td>Seat seal</td><td>FKM*</td></tr><tr class="Even"><td>Stem</td><td>1.4567</td></tr><tr class="UnEven"><td>Sleeve</td><td>1.4301</td></tr></tbody></table><p><span class="tDescSmall">* = others on request</span></p><br><br><p><b>Pressure range</b></p><table class="techDescTable"><thead><tr><th><b>Size</b></th><th><b>Pressure level 1</b></th><th><b>Pressure level 2</b></th><th><b>Pressure level 3</b></th></tr> </thead><tbody><tr class="Even"><td>Nominal size</td><td>[bar]</td><td>[bar]</td><td>[bar]</td></tr><tr class="UnEven"><td>DN 15 - 1/2"</td><td>0,4 - 12</td><td>6,0 - 30</td><td><br></td></tr><tr class="Even"><td>DN 20 - 3/4"</td><td>0,4 - 6,0</td><td>3,0 - 16</td><td><br></td></tr><tr class="UnEven"><td>DN 25 - 1 "</td><td>0,4 - 3,5</td><td>1,5 - 9,5</td><td>5,0 - 25</td></tr><tr class="Even"><td>DN 32 - 1 1/4"</td><td>0,3 - 2,0</td><td>1,0 - 5,0</td><td>4,0 - 14</td></tr><tr class="UnEven"><td>DN 40 - 1 1/2"</td><td>0,3 - 1,5</td><td>0,8 - 4,0</td><td>2,5 - 12</td></tr><tr class="Even"><td>DN 50 - 2 "</td><td>0,3 - 1,0</td><td>0,5 - 2,5</td><td>2,0 - 8,0</td></tr><tr class="UnEven"><td>DN 65 - 2 1/2"</td><td>0,3 - 2,5</td><td>2,0 - 6,0</td><td><br></td></tr><tr class="Even"><td>DN 80 - 3 "</td><td>0,3 - 2,0</td><td>1,5 - 4,0</td><td><br></td></tr></tbody></table><br><br><p><b>Setting</b></p><br><p>The blow-off pressure is set using the set screw on the spring cap.</p><p>Turning the set screw clockwise results in a higher blow-off pressure</p><p>while turning it counterclockwise results in a lower blow-off pressure.</p>

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spill valves

threaded ends

Stainless steel control technology spill valves threaded ends

spill valveÜV.

Product specification

spill valve

Version

Seat valve with plate seal, adjustable blow-off pressure.

Closed to media flow when in neutral position due to spring force.

Opens automatically when the blow-off pressure setting is exceeded.

Inner thread: acc. to DIN ISO 228

Medium temperature: FKM = -30°C up to max. 140°C

Parts list

No.	Designation
1.	Housing
2.	Threaded part
3.	Sleeve
4.	Seal ring
5.	Stem
6.	Disk
7.	Seat seal
8.	Valve disk
9.	Countersunk screw
10.	Spacer piece
11.	Spacer piece
12.	Pressure spring
13.	Cover
14.	O-ring
15.	Clamping disk
16.	Special nut
17.	Hex-head nut
18.	O-ring
19.	hexagon head screw
20.	Thread pin

Materials

Designation	Material
Housing	1.4408
Inner part	1.4408
Spring cover	1.4408
Seat seal	FKM*
Stem	1.4567
Sleeve	1.4301

* = others on request

Pressure range

Size	Pressure level 1	Pressure level 2	Pressure level 3
Nominal size	[bar]	[bar]	[bar]
DN 15 - 1/2"	0,4 - 12	6,0 - 30
DN 20 - 3/4"	0,4 - 6,0	3,0 - 16
DN 25 - 1 "	0,4 - 3,5	1,5 - 9,5	5,0 - 25
DN 32 - 1 1/4"	0,3 - 2,0	1,0 - 5,0	4,0 - 14
DN 40 - 1 1/2"	0,3 - 1,5	0,8 - 4,0	2,5 - 12
DN 50 - 2 "	0,3 - 1,0	0,5 - 2,5	2,0 - 8,0
DN 65 - 2 1/2"	0,3 - 2,5	2,0 - 6,0
DN 80 - 3 "	0,3 - 2,0	1,5 - 4,0

Setting

The blow-off pressure is set using the set screw on the spring cap.

Turning the set screw clockwise results in a higher blow-off pressure

while turning it counterclockwise results in a lower blow-off pressure.

measures and values

stocks and pricing

downloads

Ask our experts