Danfoss SVA-S 25 shut-off (stop) valve from the SVL Flexline industrial-refrigeration range, store code 148B5430, straightway body. Used to isolate a line section for service or component exchange. Fitted with a handwheel for manual operation. Nominal size 25 mm (1 in) with butt weld connections to ASME B 36.10M Schedule 80. Steel body for R717 (ammonia), R744 (CO2) and fluorinated refrigerants and their oils. Maximum working pressure 52 bar (754 psig); media temperature range -60 to 150 C (-76 to 302 F). Flow coefficient Kv 17.4 m3/h (Cv 20.18 gal/min). The SVA-S back-seating spindle allows the gland to be repacked under pressure. Specifications per Danfoss store code 148B5430.
| Type | Shut-off valve, SVA-S 25 (SVL Flexline) |
| Code number | 148B5430 |
| Series | SVA-S (SVL Flexline) |
| Nominal size | 25 mm (1 in) |
| Flow pattern | Straightway |
| Connection | butt weld (ASME B 36.10M Schedule 80) |
| Housing material | Steel |
| Maximum working pressure | 52 bar (754 psig) |
| Media temperature range | -60 to 150 C (-76 to 302 F) |
| Flow coefficient Kv | 17.4 m3/h (Cv 20.18 gal/min) |
| Equipment | handwheel |
| Conformity assessment | PED 2014/68/EU, Article 4 paragraph 3 (sound engineering practice) for DN <= 25 |
| Approvals | CE, EAC |
| Compliance | EU RoHS, China RoHS |
| EAN | 5702428466790 |
| Net weight | 4 Kilogram |
| Product group | Shut-off and regulating valves |
| Approval | EAC |
| Body material | Steel |
| CE mark | Yes |
| China RoHS compliance | Yes |
| Colour Paint | Reddish brown |
| Connection material | Steel |
| Connection standard | ASME B 36.10M SCHEDULE 80 |
| Cv value [gal/min] | 20.18 gal/min |
| Direction | Straightway |
| EU RoHS compliance | Yes |
| Flow direction | Bi-flow |
| Flow direction indicator | Embossed 1-way arrow |
| Fluid Group | 1 |
| Inlet connection size [in] | 1 in |
| Inlet connection size [mm] | 25 mm |
| Inlet connection type | Butt weld |
| Kv value [m³/h] | 17.4 m³/h |
| Max. Working Pressure [bar] | 52 bar |
| Max. Working Pressure [psig] | 754 psig |
| Neck | Standard |
| Outlet connection size [in] | 1 in |
| Outlet connection size [mm] | 25 mm |
| Outlet connection type | Butt weld |
| PED category | Art. 4, par. 3 |
| REACH Candidate List substances | No |
| Refrigerants | R113 |
| Temperature range [°C] [max] | 150 °C |
| Temperature range [°C] [min] | -60 °C |
| Temperature range [°F] [max] | 302 °F |
| Temperature range [°F] [min] | -76 °F |
| Valve version | Standard version |
| Material | Steel |
| Pressure rating | 52 bar |
| Temperature range | -60 to 150 C |
| Primary standard | ASME B 36.10M Schedule 80 |
| Standard size | 25 mm |
| MOQ | 1 |
Danfoss SVL Flexline SVA-S 25. Shares the SVL Flexline platform with SVA-S/SVA-L shut-off, REG regulating, SCA-X/CHV-X check and FIA strainer components of the same nominal size. EN 10220 and ASME weld-end preparations are not interchangeable — confirm the mating pipe schedule before ordering.