Pneumatic control valve in two way form with bellow sealing DN50-100 EN-GJS-400-18-LT (GGG-40.3), PN 16/25, with 10-14kN actuator
Materials
| Body | EN-GJS-400-18-LT (GGG-40.3) |
| Actuator | Diaphragm Area 400cm2 |
Body:
EN-GJS-400-18-LT (GGG-40.3), two way form
for heat transfer oil
Pressure range: PN 16, PN 25
Immersion length acc. to DIN EN 558, basic series 1
Flanges acc. to DIN EN 1092-2 type 21
Spindle sealing: double wall bellow
and safety stuffing box
Internal parts: stainless steel, replaceable seat rings
Flow characteristic: equal percentage
Positioning ratio: 30:1
Leakage: < 0,01% Kvs
EN-GJS-400-18-LT (GGG-40.3), two way form
for heat transfer oil
Pressure range: PN 16, PN 25
Immersion length acc. to DIN EN 558, basic series 1
Flanges acc. to DIN EN 1092-2 type 21
Spindle sealing: double wall bellow
and safety stuffing box
Internal parts: stainless steel, replaceable seat rings
Flow characteristic: equal percentage
Positioning ratio: 30:1
Leakage: < 0,01% Kvs
Actuator:
Diaphragm area 400 cm² / 800cm², ø310 mm / ø420mm
Operating mode: “Spring closes straightway“
Air connection: G1/4“
Operating pressure: type …Se (10kN): 4,9bar
type …Sg (14kN): 3,7bar
