Air Actuated Carbon Steel Butterfly Valve Wafer Type with CH-air A Type DA actuator
PA6911C Carbon steel wafer pattern air operated high performance butterfly valve with A Type pneumatic actuator.
Overview: DA Double acting air actuated wafer butterfly valve, WCB carbon steel body, stainless steel disc, RPTFE seat, suits PN16 flanges, supplied fully assembled and dry bench function tested with CH-air actuator fitted via a mounting kit, for applications with a maximum working temperature of +150C.
Function: Single acting or spring return pneumatic actuator. Air to open, spring close. Fails closed on loss of air pressure.
Select Actuator Function:
Sizing Criteria: Pneumatic actuators have been sized on a maximum pressure wet service
Options: Position control with a Namur pilot solenoid.
Position confirmation limit switch box.
Modulating control with positioner.
Higher temperature service possible using a metal seat, ask for details.
| Part No PA6911C | |
| CH-air A Type ATEX Approved Pneumatic Actuator Overview | |
| Type | Rack and pinion |
| Body Material | Hard anodised aluminium |
| End Caps | Die cast aluminium |
| Pistons | Die cast aluminium |
| Pinion | Nickel plated steel |
| Spring Type | Pre-compressed cartridge type |
| Spring material | Epoxy coated spring steel |
| Seals | NBR Nitrile Rubber |
| Sliding Parts | Acetal resin |
| Grease | High performance synthetic |
| Fasteners | AISI 304 Stainless Steel |
| Standards | Namur, ISO5211 & DIN3337, VDI-VDE-3845 |
| Approvals | CE 2006/42/CE, ATEX EXII 2 GD 2014/34/UE, SIL-3 to IEC61508 & 61511 |
| Exclusions | Excluded from PED 2014/68/UE Clause 1.2.j.ii |
| Manufacturer | EU Manufacturer |
| High Performance Eccentric Butterfly Valve Overview | |
| Body Material | Carbon Steel |
| Disc Material | 316SS CF8M |
| Liner Material | RPTFE |
| End Connections | Wafer to mount betweent betwen PN16 flanges |
| Max Working Pressure | 16 bar cold non-shock |
| Working temperature range | -20C to +200C |
