Manually operated butterfly valves are used to control and govern the burner airlock of gas
burners. can be equipped with MT4000 and MF4000 series actuator.
Manual
Manual with reduced capacity
VF5000 actuator linkages
Butterfly gas valve VF5000 series (normal or reduced capacity)
VF5000
Gas valve type Manually operated valve for flow control
Media Air, natural gas, manufactured gases
Materials Aluminium alloy die-cast. Viton O-ring seals. Valve plate shaft:
Stainless steel.
Approvals CE
Max. operating pressure 500 mbar
Ambient temperature -15 ... 100 oC
Additional description Standard flanging to fit between two flanges in accordance with
DIN 2633.
Valve dimension Type
DN25 VF5025A3007
DN32 VF5032A3003
DN40 VF5040A3006
DN50 VF5050A3005
DN65 VF5065A3003
DN80 VF5080A3002
DN100 VF5100A3008
DN125 VF5125A3005
DN150 VF5150A3003
KTFFMT4
Valve dimension Type
DN25 VF5025R3009
DN40 VF5050R3007
DN40 VF5065R3005
DN40 VF5080R3004
DN40 VF5100R3000
For MT4000 actuator KTFFMT4
For MF4000 actuator KTFFMF4
1-24
Single Gas Valves
Automatic shut off valve for use with variety of gaseous media.
For use with industrial burners on ovens, furnaces and other gas consuming appliances.
Connections:
• ISO 7-1 threaded or DIN PN16 Flanged
• Available on request: Special versions with NPT pipe thread, ANSI Flanged or with Socket welded
nipple.
Other options, available on request:
• special firesafe- and NACE versions
• partial stroke testing
230 Vac, 50/60 Hz versions
Pneumatic shut off gas valve, normally closed type 8000
MAXON8000
Gas valve type Pneumatic actuated shut off valve
Media Natural gas, propane, butane, hydrogen
• Available on request: Special versions for oxygen, coke oven
gas, refinery gas, biogas.
Ambient temperature -40 ... 100 oC
Materials Carbon or stainless steel body
• Available on request: Special versions for low temperatures
(till -50C).
Approvals • GAD, EN161, PED, FM, AGA, TR (Russia)
• SIL-3 Capable (meets IEC61508)
• Available on request: UL, CSA, KTL and/or INMETRO
approved models
Maximum closing time 1 s
Note • Maximum operating pressures to be reduced with 25% when
used with hydrogen (H2)
Additional description Operating Environment:
• Actuators are rated for NEMA 4, IP65 or optional NEMA 4X,
IP65.
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