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Design Features:
Vacuum motor, high efficiency, reliable, low noise and easy maintenance.
Product Features:
Completely solve the problem of shaft seal oil leakage, easy to use, increase pumping speed, low energy consumption, low noise, stable and reliable. Applications include industrial furnaces, large-area coatings, new energy, semiconductors, and the automotive industry.
| Unit | WHU251 | WHU501 | WHU1001 | ||
| 名义抽速 50Hz | Nominal Pump Speed 50Hz | m³·h-1 | 260 | 510 | 1050 |
| 名义抽速 60Hz | Nominal Pump Speed 60Hz | m³·h-1 | 307 | 602 | 1239 |
| 极限分压强 | Ultimate Partial Pressure | mbar | ＜ 2x10-5 | ＜ 8x10-3 | ＜ 8x10-3 |
| 极限全压强 | Ultimate Total Pressure | mbar | ＜ 8x10-4 | ＜ 4x10-2 | ＜ 4x10-2 |
| 连续运转时最大允许压差 | Max Permissable Pressure Difference During Continuous Operation | mbar | 80 | 80 | 78 |
| 整体漏率 | Overall Flow Rate | mbar·I·s-1 | ≤ 5x10-4 | ≤ 5x10-4 | ≤ 5x10-4 |
| 允许环境温度 | Permissable Temperature | ℃ | 10-40 | 10-40 | 10-40 |
| 电机功率 | Motor Power | Kw | 1.1 | 2.2 | 4 |
| 电机防护等级 | Motor Protection Level | IP | 55 | 55 | 55 |
| 连接法兰 | Connection Flange | DN | 63 ISO-K | 63 ISO-K | 100 ISO-K |
| 重量 | Net Weight | kg | 87 | 131 | 225 |
| 尺寸（长x宽x高） | Dimensions (LxWxH) | mm | 683x305x300 | 750x390x340 | 870x494x396 |
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