Return manifold.
Product Description
Return manifold.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Technical data
Maximum working pressure:
10 bar
Medium temperature range:
0–80 °C
Outlet centre distance:
50 mm
pdf
Drawings and specifications
| Part number | Main connection | Outlet connection | |
|---|---|---|---|
| 666735S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 3 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 3 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
65dc7503-6bd0-4088-afb8-352bd822c706
|
|||
| 666745S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 4 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 4 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
722a3010-b151-48c4-95e3-7035e251730c
|
|||
| 666755S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 5 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 5 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
f7bb6b1c-8bcd-4ebf-a6b9-bb45154c0bcf
|
|||
| 666765S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 6 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 6 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
08e43f43-6f3c-421d-9411-888bdeafd2da
|
|||
| 666775S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 7 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 7 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
5d0b7b11-1d1d-45ea-adf6-6ee49553fcce
|
|||
| 666785S1 | G 1 1/4" (ISO 228-1) F |
G 3/4" A (ISO 228-1) M 8 outlets |
|
|
3D models
Tender text
Return manifold. 11/4'' connections.
Complete with built-in shut-off valve fitted for thermo-electric actuator.
Main connection: G 1 1/4" (ISO 228-1) F. Outlet connection: G 3/4" A (ISO 228-1) M, 8 outlets, Connection for Caleffi fittings. Maximum working pressure: 10 bar. Medium temperature range: 0–80 °C. Outlet centre distance: 50 mm.
SCIP code
eae9ac7d-2226-42f2-bc3c-4fb1dd1288e9
|
|||
bim
Pipe Sizer Caleffi
This application allows for sizing and making calculations for pipes and conduits carrying water or air, respectively for hydraulic or aeraulic plants.
Faq - Frequent questions
How do you clean the glass of the flow meter of a manifold for an underfloor system?
To clean the flow meter glass, please read our article in the blog:
https://www.caleffi.com/it-it/blog/come-si-fa-pulire-il-flussimetro-di-un-collettore-impianti-pavimento
The series 668 manifolds have flow meters that cannot be serviced. If you mare unable to clean them by flushing water, they should be replaced with the spare part, code F69937.
