Total head H = H_static + H_friction + H_residual. All values entered in metres of water (10.2 m ≈ 1 bar).
Result
- Total pump head
- 40 m
- Equivalent pressure
- 3.92 bar
- Equivalent pressure
- 56.86 psi
Formula: H_total = H_static + H_friction + H_residual
Reference: EN 12845 §10 / NFPA 20
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