- Water temperature ≤ 45°C; hot water meter ≤ 90°C
- Water pressure ≤ 1MPa(PN:1.6Mpa/16bar)
- ΔP ≤ 0.1MPa
- From minimum flow-rate (Qmin) inclusive, to transitional flow-rate (Qt) Exclusive +-5%
- From transitional flow-rate (Qt) Inclusive, to overload flow rate (Qs) Exclusive +- 2%
Normal Size DN(mm) |
Class of measurement |
Overload Flow-rate qs(m3/h) |
Permanent flow-rate qp(m3/h) |
Transitional flow-rate qt(l/h) |
Minimum flow-rate
qmin(l/h) |
| 15 | B | 3 | 1.5 | 120 | 30 |
| 20 | B | 5 | 2.5 | 200 | 50 |
Type |
Size (mm) |
Length (mm) L |
Width (mm) W |
Height (mm) H |
Connecting Thread
D |
Weight
(Kg) |
| Single Jet | 15 | 110 | 77 | 73 | G 3/4 B | 0.57 |
| 20 | 165 | 77 | 80 | G 1 B | 0.67 |
