气体过滤器

气体过滤器适用于燃气配气站和城市燃气供气系统的门站、区域调压站、CNG站以及各种燃气设备前的燃气净化、过滤。对保护系统中的调压器、流量计、阀门、仪器仪表及其它设备起重要作用。适用于天然气、人工煤气、石……

气体过滤器适用于燃气配气站和城市燃气供气系统的门站、区域调压站、CNG站以及各种燃气设备前的燃气净化、过滤。对保护系统中的调压器、流量计、阀门、仪器仪表及其它设备起重要作用。适用于天然气、人工煤气、石油液化气、瓦斯气及其它无腐蚀性气体。

Areas of application

The KWF-inline single filter is a versatile implementation filter for liquid, gaseous or pasty media. It is characterized by high-performance, low spatial requirements as well a possibility for fast and easy cleaning. Inlet flange and outlet flange are equal height.

Brief description

In the standard version the filter consists of a welded steel vessel with cover that is fastened through screws and nuts. Alternatively the filter can be equipped with a strainer, ringer strainer insert or cartridges, or bag filters.

Installation

The filter is installed in pipelines via flanges. Ensure that the standard version of the filter is installed vertically, tension-free without additional mechanical stress. The medium must flow in the direction specified on the vessel. Incorrect installation can cause filter malfunctions.

Commissioning / operating instructions

1. Slowly open the inlet/outlet valves.

2. Open the vent until liquid escapes.

3. Close vent.

4. Filter is ready for operation.

Technical data

Standard version		Special version or supplemental equipment
Filter insert	Strainer insert	Ring strainer insert double strainer	Double strainers, pleated strainer insert, cartridges, bags
Degree of filtration	10 – 1000 μm; > 1 mm: perforated sheet with
	round perforation (1 – 20 mm)
Filter opening	Screws with nuts (Fig. 1)	Snap closings
Vent	Screw	Ball cock
Drain	Screw	Ball cock
Connection	Height-offset according to the design pressure of the filter inlet and outlet	As specified by customer
Materials:
Vessel and cover	St 35.8, P 265 GH, 1.4541, 1.4571	Various plastics such as PP, PE, PVDF, GFK
Filter opening	In accordance with the vessel material	–
Cover seal	Asbestos-free flat seal	O-ring: NBR, FPM, EPDM, MPO, PTFE
Perforated plate/mesh	St, St/1.4401, 1.4301, 1.4301/1.4401	1.4571/1.4401, MS/Bz, Hastelloy C 4, various plastics
Attachment parts	VA
Supplemental filter	–	Magnetic filter insert
Heater	–	Steam, hot water or electrical heater
Differential pressure indicator	–	Optical, electrical
Surface treatment interior:
Vessel steel	Preservation oil	Corrosion protection lacquer, epoxy resin, E-CTFE
Vessel stainless steel	Glass-shot blasted	Pickled and passivated, electro-polished
Vessel plastic
PP, PE, PVDF, GFK/FRP
Surface treatment exterior:
Vessel steel	Synthetic resin lacquer, RAL 5010 blue	Rubberized, epoxy coated as well as customer-specific
Vessel stainless steel	Glass-shot blasted	Pickled and passivated

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