LESER Spring-loaded safety valve Type 11511 series 437 steel/steel gastight closed bonnet adjustment range 2.76 - 4.75 barg 1/2" NPT
- ERIKS:13479951
Type 11511 normal-light safety device made of steel in a right-angled design with threaded connection, ideal for small and medium capacities. The proportional range ensures quiet operation, especially for liquids.
This safety device can also be installed horizontally with the outlet facing downwards.
Available with a set pressure of 0.1 barg to 180 barg in the following dimensions.
This safety device can also be installed horizontally with the outlet facing downwards.
Available with a set pressure of 0.1 barg to 180 barg in the following dimensions.
- 1/2"
- 3/4"
- 1"
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Brand | LESER |
Series | 437 |
Type | 11511 |
Norm | ISO 4126-1 |
Model | Spring-loaded safety valve |
Construction type | Right-angled |
Housing material inlet side | Steel |
Material quality inlet side | 1.4104 |
Housing material outlet side | Steel |
Material quality outlet side | 1.4104 |
Nominal inner diameter inlet side | 1/2" (15) |
Connection inlet side | External thread (NPT) |
Standard connection inlet side | ASME B1.20.1 |
Nominal inner diameter outlet side | 1/2" (15) |
Connection outlet side | Internal thread (NPT) |
Standard connection outlet side | ASME B1.20.1 |
Adjustment range | from 2.76 to 4.75 bar |
Blow-off characteristic | Low-lifting |
Valve bore | 10 mm |
Valve lifter | No |
Gastight valve | Yes |
Spring cap, closed | Yes |
Material spring bonnet | 1.4104 |
Material disc | 1.4122 |
Seat material | 1.4104 |
Sealing | Steel |
Bellows seal | No |
Spring material | 1.4310 |
Spindle material | 1.4021 |
Medium temperature | from -10 to 220 °C |