Table of Contents
Advertisement
3
Description
3.1
Technical specifications
Design specifications/ratings
Valve body
Rubber components
Weight (valve with controller)
Recommended operating pressure
Maximum inlet pressure
Hydrostatic test pressure
Water temperature std
Water temperature for HW volumetric 1 - 65°C (only with mechanical or electronical stainless
Water temperature for HW time clock 1 - 82°C
Ambient temperature
Regeneration flow
Bypass of raw water during
regeneration:
Standard
NBP version
Flow rates (3.5 bar inlet - 16°C - valve only)
Continuous service flow (Δp = 1 bar)
Peak service flow (Δp = 1.8 bar)
Cv*
Kv*
Maximum backwash flow
(Δp = 1.8 bar)
*Cv: Flow rate in gpm across the valve at a pressure drop of 1 psi at 60°F.
3
*Kv: Flow rate in m
/h across the valve at a pressure drop of 1 bar at 15.5°C.
Valve connections
Tank adapter thread
Side mount adapter
Inlet/Outlet
Distributor pilot
Drain line
Brine line (1800)
Ref. MKT-IM-010 / F - 16.01.2023
Installer manual Fleck 3150 NXT/NXT2 - Description
Brass
EP or EPDM
22.8 kg (max)
1.8 - 8.6 bar
8.6 bar
20 bar
1 - 43°C
steel meter)
5 - 40°C
DF or UF
Yes
No
3
Top Mount 22.0 m
/h; Side Mount 23.0 m
3
Top Mount 28.0 m
/h; Side Mount 29.0 m
24.8 gpm
3
21.5 m
/h
3
Top Mount 24.0 m
/h; Side Mount 25.0 m
4" – 8 UN thread
2" BSP female
2" BSP female
63 mm [DN50]
2" BSP
1" NPT male
3
/h
3
/h
3
/h
15 / 190
Advertisement
Table of Contents
