Certificated Valves

Description

Media: combustible gases according G 260, gaseous, liquid, gelatinous, highly viscous, pasty, contaminated, aggressive, liquid fuels

Body Materials: brass, galvanized steel, nickel plated brass, nickel plated steel, without non-ferrous metals, stainless steel 1.4101
The materials refer to parts in contact with the media.

Seal Materials: NBR, PTFE, FPM, CR, EPDM, special seal materials

Certificates: PTB (Ex), TÜV, DVGW

Options: special threads, special flanges, function NO, damping, limit switches (NAMUR), manual override, approvals, special voltage, circuit amplifier, mounting

co-ax type		orifice	connection	max. pressure range	Kv value
	MK / FK 15 DVGW	15 mm	thread flange	0 – 40 bar	4,8 m³/h
	MK / FK 20 DVGW	20 mm	thread flange	0 – 40 bar	7,4 m³/h
	MK / FK 25 DVGW	25 mm	thread flange	0 – 40 bar	11,2 m³/h
	KBS 15 Ex	1,5 – 3 mm	thread	0 – 500 bar	0,066 – 0,312 m³/h
	KB 15 Ex	2 – 8 mm	thread	0 – 100 bar	0,102 – 1,44 m³/h
	MK 10 Ex	10 mm	thread	0 – 16 bar	2,5 m³/h
	MK / FK 15 Ex	15 mm	thread flange	0 – 100 bar	4,8 m³/h
	MK / FK 20 Ex	20 mm	thread flange	0 – 100 bar	7,4 m³/h
	MK / FK 25 Ex	25 mm	thread flange	0 – 100 bar	11,2 m³/h
	MK / FK 32 Ex	32 mm	thread flange	0 – 64 bar	14,1 m³/h
	MK / FK 40 Ex	40 mm	thread flange	0 – 64 bar	18,4 m³/h
	MK / FK 50 Ex	50 mm	thread flange	0 – 16 bar	28 m³/h
	MK 10 DR Ex	10 mm	thread	0 – 16 bar	2,6 m³/h
	MK / FK 15 DR Ex	15 mm	thread flange	0 – 40 bar	4,3 m³/h
	MK / FK 20 DR Ex	20 mm	thread flange	0 – 40 bar	6,7 m³/h
	MK / FK 25 DR Ex	25 mm	thread flange	0 – 40 bar	11,2 m³/h
	MK / FK 32 DR Ex	32 mm	thread flange	0 – 40 bar	14,1 m³/h
	MK / FK 40 DR Ex	40 mm	thread flange	0 – 16 bar	18,4 m³/h
	MK / FK 50 DR Ex	50 mm	thread flange	0 – 16 bar	28,2 m³/h
	MK 10 TÜV	10 mm	thread	0 – 40 bar	2,5 m³/h
	MK / FK 15 TÜV	15 mm	thread flange	0 – 40 bar	4,8 m³/h
	MK / FK 20 TÜV	20 mm	thread flange	0 – 40 bar	7,4 m³/h
	FK 25 TÜV	25 mm	flange	0 – 40 bar	11,2 m³/h
	MK / FK 15 DR TÜV	15 mm	thread flange	0 – 40 bar	4,3 m³/h
	MK / FK 20 DR TÜV	20 mm	thread flange	0 – 40 bar	6,7 m³/h
	FK 25 DR TÜV	25 mm	flange	0 – 40 bar	11,2 m³/h
	MK / FK 15 TÜV HT	15 mm	thread flange	0 – 40 bar	4,8 m³/h
	MK / FK 25 TÜV HT	25 mm	thread flange	0 – 40 bar	11,2 m³/h

The valves’ technical design is based on media and application requirements. This can lead to deviations from the general specifications shown on the data sheet with regards to the design, sealing materials and characteristics.