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Bürkert Ball valve actuator 217256 8805 1 pc(s)
Datasheet (PDF)
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Highlights & Details
Ball valve with pneum. Swivel drive
- Pneumatic rotary drive
- Exact end position setting
- High flow values
- High media pressures
- Long operating life
Technical specifications
- Drive - drive material: Aluminium
- Drive - Drive type: 2051 PN. Rotary drive 2051
- Drive - lift limit: H005 standard
- Drive - Rotary Drive Size: Size 100
- Drive - Number of spring packs/springs per drive piston: 6 pieces
- Drive - Angle of rotation: 90 Deg
- Sealing material - parts in contact with medium Sealing material: PTFE (polytetrafluorethylene)
- Sealing material - drive sealing material: D005 M-NBR
- Pressure & temperature - ambient temperature min: -40 °C.
- Pressure & temperature - temperature Surroundings max. 80 °C
- Pressure & Temperature - Control pressure at least 6 bar
- Pressure & Temperature - Control pressure max. 8 bar
- Functions - Ball bore: Straight through hole
- Device Properties - Product Sub-Group: Up/To - Control Valves
- Process/line connection – line connection 1 type: Internal thread
- Process/cable connection - cable connection 1 nominal width: DN 40
- Process/wire connection - cable connection 1 standard Rp (DIN EN 10226-1 (old DIN 2999))
- Process/line connection - fittings version: Standard
- Materials - ball material: Stainless steel 1.4401 (A182 - 316)
- Materials - Fitting Housing Material: Stainless Steel 1.4408 (A351 - CF8M)
- Operating principle - fluid line connection Number: 2
- Operation - Valve function Number of switching positions: 2
- Operation - Control function: A - closed at rest (NC)
- Product type
Ball valve actuator
- Manufacturer part #
217256
Documents & Downloads
Datasheet
Datasheet 3047620 Bürkert Ball valve actuator 217256 8805 1 pc(s)
User & Safety Instructions
User & Safety Instructions 3047620 Bürkert Ball valve actuator 217256 8805 1 pc(s)
Description
The Type 8805 consists of a 90° swing valve (ball valve or shut-off valve) and a pneumatic swivel drive. The swing drive can be supplied as a single or double-acting drive. The type can be supplemented by mounting a positioner (8791, 8792, 8793, 8691, 8692, 8693, 8694), pilot valve (6519), or also Diverser position feedback switch (1061).
This text is machine translated.
This text is machine translated.