LESER High Efficiency safety valve
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Products advantages
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n API 526 design ensuring standard valve sizes, dimensions and capacities for easy exchangeability in plants designed according to API standards. |
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n API 526 product range with valve sizes from 1" to 8", orifice D to T, and pressure ratings up to Class 2500. |
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n Flange connections according to ASME, EN and JIS available, which guarantee worldwide suitability. |
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n Tubing between main valve and pilot valve integrated into top plate. |
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n One design and spring (single trim) for gas and liquid applications reduces the number of spare parts and ensures low cost maintenance. |
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n Back pressure independent design allows back pres-sure up to 70% of set pressure in most applications. |
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n Backflow preventer included as a standard feature. |
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Technical specifications |
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Nominal Diameter at Inlet |
DN 25 - DN 200 | 1" - 8" |
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Actual Orifice Diameter d₀ |
11 mm - 180 mm | 0.433 in - 7.087 in |
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Actual Orifice Area A₀ |
78.5 mm² - 6648 mm² | 0.122 in² - 10.304 in² |
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Set Pressure |
95 mm² - 25,446.9 mm² | 0.147 in² - 39.443 in² |
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Temperature |
2.5 bar - 426 bar | 36 psig - 6170 psig |
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Body Material |
1.0619, 1.4408 | SA 352 LCB, SA 216 WCB, SA 351 CF8M |
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Valve Connection |
Flange in accordance with DIN EN 1092, ASME B 16.5 or JIS 2220 |
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Bellows Material (optional) |
No |
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Load Type |
Medium controlled |
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Approvals |
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Industries |
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