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| 西门子VLF...系列高温气体单阀 |
| VLF...系列高温气体单阀
品牌：SIEMENS（西门子）
产地：德国 |
| 产品介绍 |
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Two-port valves, 1-1/2“...DN80 of the normally closed type. For combination with electrohydraulic actuators of the SKL..., SKP... or SQX... line. Shutoff or control valves for use in the air supply line of industrial combustion plant with or without heat recovery.
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Valve body with flanged or threaded connections
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Auxiliary connections with plugs on the inlet and outlet side, closed off with metallic seals
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Flat, non-contoured valve plug
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Valve stem is guided by a graphite bearing in the valve body and a Teflon bearing in the spring casing
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Return spring is located outside the medium in the spring casing
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Spring casing is rigidly connected to the valve body by means of four spacers
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Actuator is fitted to the valve body by means of four screws, no seals required |
| 型号表 |
| 口径 |
型号（法兰） |
运行承压mbar |
流量（在1mbar压差下）m3/h |
接口数 |
| 450ºC |
600ºC |
450ºC |
600ºC |
20ºC |
450ºC |
600ºC |
内部RP1/4 |
外部RP1/4 |
内部RP3/4 |
| 1-1/2,DN40 |
VLF45.404 |
VLF60.404 |
1500 |
300 |
32 |
50 |
55 |
2 |
2 |
- |
| 2,DN50 |
VLF45.504 |
VLF60.504 |
1500 |
300 |
48 |
75 |
82 |
2 |
2 |
- |
| DN65 |
VLF45.654 |
VLF60.655 |
700 |
300 |
77 |
120 |
132 |
1 |
1 |
2 |
| 3,DN80 |
VLF45.804 |
VLF60.805 |
700 |
300 |
82 |
129 |
140 |
1 |
1 |
2 | |
| 技术参数 |
| 主要参数 |
| 最大泄露率 |
|
| - 内部，在100mbar压差下 |
0.3m3/h |
| - 外部，在100mbar压差下 |
0.7m3/h | | |
| 环境条件 |
| 运输环境 |
IEC 721-3-2 |
| 内部条件 |
class 2K2 |
| 机械条件 |
class 2M2 |
| 温度范围 |
-15...+60ºC |
| 湿度 |
<95% |
| 运行环境 |
IEC 721-3-3 |
| 内部条件 |
class 3K5 |
| 机械条件 |
class3M2 |
| 温度范围IEC 721-3-3 |
| 内部条件 |
class 3K5 |
| 机械条件 |
class3M2 |
| 温度范围 |
-15...+60ºC |
| 湿度 |
<95% |
| 不得进水 | | | |
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