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Calculated mean (standard deviation) of the outside-to-inside SF6,conc ratio (O/ISF6) for exhaust fan [Off, On status] at different operating scenarios.
| Scenarios | Exhaust fan Off | Exhaust fan On |
|---|---|---|
| AConly | 0.38 (0.13) | 0.02 (0.01) |
| ACC-fan | 0.39 (0.06) | 0 (0) |
| ACP-fan | 0.33 (0.12) | 0.01 (0.01) |
| NVC-fan | 0.1 (0.08) | 0.09 (0.06) |
| NVP-fan | 0.17 (0.10) | 0.05 (0.02) |
