Industrietechnik
VFSF350 Flanged globe valve bodies - stroke 16.5 mm
VFSF valve bodies are used in HVAC systems to control fluids in heating, cooling, refrigeration, ventilation in civil and industrial plants. VFSF valve bodies are motorized by SE6 series electric actuators.
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Specifications
| Nominal diameter | DN50 |
|---|---|
| Connection | G 2" |
| Kvs | 40.0 m 3 /h m 3 /h |
| Max. diff. pressure | 220 (220) kPa |
| Pressure rating | PN16 (ISO7268 / EN1333) |
|---|---|
| Connection | Flanged |
| Flow characteristics | VFSF2 - VFSF3: direct way A → AB equal-percentage VFSF3: indirect way B → AB linear |
| Max. leakage | Direct way A → AB perfect fit Angle way B → AB 0,2 % of KVs |
| Media temperature | -10…+130°C |
| Media | Water, water with glycol max 50% saturated steam max 2,5 ata |
| Rangeability | 50:1 |
| Stroke | 16.5mm |
| Body | Cast-iron G25 |
| Plug | Brass OT58 |
| Stem | Stainless steel AISI 304 |
| Spring | Stainless steel AISI 304 |
| Packing box | Brass OT58 |
| O-rings | FKM |