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ISO 1608-2:1989
Vapour vacuum pumps — Measurement of performance characteristics
Part 2: Measurement of critical backing pressure
Part 2: Measurement of critical backing pressure
Summary
The considered method of measurement deals with vapours jet vacuum pumps, diffusions pumps and diffusion-ejector pumps. The dependence of the performance of these pumps on the backing pressure can only be completely described be means of a curve relating the inlet and backing pressure over the range of operation. The recommended test dome and the principle of the test equipment are illustrated.
Notes
90.92 : Norme internationale à réviser
Technical characteristics
| Publisher | International Organization for Standardization (ISO) |
| Publication Date | 11/30/1989 |
| Edition | 2 |
| Page Count | 3 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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