| Test point | Flow | Min total head |
|---|---|---|
| Churn (shutoff) | 0% | ≤ 140% of rated |
| Rated | 100% | 100% of rated |
| Overload | 150% | ≥ 65% of rated |
Uwagi
- Annual flow test must reproduce the original certified curve within tolerance.
- Diesel pumps tested at 100% rated speed.
Źródło
NFPA 20 (2022) §14.2.
Cite this page
- APA
- FireTwin AI (2026). Fire pump test curve (churn / rated / 150%). FireTwin AI. https://firetwin.eu/pl/data/fire-pump-test-points
- IEEE
- FireTwin AI, "Fire pump test curve (churn / rated / 150%)," FireTwin AI, 2026. [Online]. Available: https://firetwin.eu/pl/data/fire-pump-test-points