BURKERT Globe valve pneumatic actuated Type: 31055 Series: 2000 Free-flow Bronze Fixed disc D50 Pressure below the valve Spring closing Closing pressure: 11bar Explosion-proof Ex h PN25/3/4" BSPP(G)
- ERIKS:12314380
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€170.00/ pieceexcl. VAT
€205.70incl. VAT
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Brand | BURKERT |
Series | 2000 |
Type | 31055 |
Function | Two-way valve |
Construction type | Free-flow |
Housing material | Bronze |
Material quality | CC491K |
Process connection | Internal thread |
Size process connection | 3/4" (20) |
Connection size | 3/4" BSPP (20) |
Standard connection | DIN ISO 228-1 |
Pressure rating | PN25 |
Face to Face norm | Manufacturer standard |
Face to Face length | 75 mm |
Type of disc | Fixed disc |
Kv value | 8.5 m³/h |
Closing pressure | 11 bar |
Actuation | Pressure below the valve |
Actuator | D50 |
Type of actuator | Pneumatic piston |
Type of drive | Single acting |
Function actuator | Spring closing |
Diameter pneumatic actuator | 50 |
Pilot pressure | 4.1 - 10 bar |
Connection operation | 1/4" (8) internal thread (BSPP) |
Position indicator | Yes |
Stem seal type | Roof cuffs |
Primary spindle seal material | PTFE |
Material disk sealing | PTFE |
Material disc | Brass |
Spindle material | Stainless steel |
Material bonnet | Brass |
Bonnet gasket material | Graphite |
Actuator material | PA |
Level of protection (IP value) | IP67 |
Explosion-proof | Yes |
Explosion-proof | Ex h |
Ex-class | II 2G Ex h IIC T4 Gb / II 2D Ex h IIIC T135 °C Db |
ATEX Zone | Zone 1 / 21 |
Max. viscosity | 600 mm²/s |
Medium temperature | from -10 to 180 °C |
Ambient temperature | from -10 to 40 °C |
DN | 3/4" (20) |
Actuator | D50 |
c | 1/4" |
ØD | 64 mm |
H | 150 mm |
L | 75 mm |
L1 | 187 mm |
SW | 32 mm |
Weight | 1 kg |