BOLLFILTER Duplex

High End Gas Filtration

Type BFD-C

Double Block and Bleed

next generationnext generation!!

DESCRIPTION

Gas coalescence filter as Double Block and Bleed execution

Switch-over valve as ball valve with double sealing, bleed via needle valves

Vent and drain via needle valves

Connections screwed or flanged

Double Block and Bleed Filter

next generationnext generation!! • Reduced number of seals

• Safe handling - single switch-lever

• Switch-lever safety interlock mechanism

• Fewer connections for vent, drain and

bleed

• Proven leakage rates of individual seals

within the ball valve

< 1,37 x 10-4 mbar l/s

Highest security is achieved by:

BOLL & KIRCH Filterbau GmbHP.O. Box 14 20, D - 50170 Kerpen

Phone: +49/2273/562-0Fax: +49/2273/562-223

Conventional execution

The „BFD-C Double Block and Bleed“

of the next generationnext generation with its

innovative switch-over valvedemonstrates the latest advancement

of the „Double Block and Bleed“

principle and fulfills the necessary

requirement for absolute security.

next generationnext generation!!

High High EndEnd Gas Gas FiltrationFiltration

info@bollfilter.dewww.bollfilter.de

Siemensstrasse 10 - 1450170 Kerpen, Germany