vt4025a1009sz20
vt4025a1009sz20colres.jpgDownloads
vt4025a1009sz20bwhres.tifDownloads
These gas valves allow flow modulation with the possibility to set both minimum flow, by regulating the initial angle of the motor, and maximum flow by adjusting the regulator screw at the bottom of the valve.
These valves are suitable for gaseous fuels in gas power burners, atmospheric gas boilers, melting furnaces, incinerators and other gas consuming appliances. The VT5000 series throttle valves are available in two versions: and model VT5050 (with 1 1/4", 1 1/2" and 2" flanges).
VT5025 (with 1/2, 3/4" and 1" threaded flanges)
VT5050 (with 1 1/4", 1 1/2" and 2" threaded flanges)
Gas valve type Actuator operated throttle valve for flow control
Media Air, natural gas, manufactured gases
Materials Aluminium alloy die-cast. Viton O-ring seals. Valve dish: Stainless steel.
Approvals CE
Pipe connection Threaded flanges
Threads type BSP
Max. operating pressure 360 mbar
Ambient temperature -15 ... 60 oC
Additional description
Uses Honeywell KTVT-series flanges for direct mounting in a pipe train or can be attached directly to the in- or outlet of VQ400-series dual valves or VR400-series combi valves for special applications.
Factory mounted actuator MT4000
vt4025a1009sz20
vt4025a1009sz20colres.jpgDownloads
vt4025a1009sz20bwhres.tifDownloads
VT4025A1009
Valve dimensionMaximum opening timeMaximum closing timeProtection classElectrical connectionCommentTypeDownloads
 ss    TXTPDF
DN253030IP40conduitIncl. MT4000A1027VT4025A1009 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
With mounting bracket for actuator
vt50xxm-be04
vt50xxm-be04colres.jpgDownloads
vt50xxm-be04bwhres.tifDownloads
VT50XXM
Valve dimensionMaximum opening timeMaximum closing timeProtection classElectrical connectionCommentTypeDownloads
 ss    TXTPDF
DN25For Modutrol IVVT5025M1005 TXT
PDF
Installation/mounting instruction (English) Document (Type 0) (Multilingual) Certificate (English)
DN25For MF4000VT5025M1013 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN25For MT4000VT5025M1021 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN25For LKS160VT5025M2003 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN50For Modutrol IVVT5050M1003 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN50For MF4000VT5050M1011 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN50For MT4000VT5050M1029 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
DN50For LKS160VT5050M2001 TXT
PDF
Installation/mounting instruction (English) Application manual (Multilingual) Certificate (English)
Flange kits for VT series throttle valves. Comes with 2x flanges, gaskets and, screws for mounting.
DescriptionAdditional Product TypeDownloads
 TXTPDF
DN20 flange kit for VT4025 and VT5025. Has Rp 3/4" internal pipe thread (ISO 7-1)KTVT20 TXT
DN25 flange kit for VT4025 and VT5025. Has Rp 1" internal pipe thread (ISO 7-1)KTVT25 TXT
DN32 flange kit for VT5050. Has Rp 1-1/4" internal pipe thread (ISO 7-1)KTVT32 TXT
DN40 flange kit for VT5050. Has Rp 1-1/2" internal pipe thread (ISO 7-1)KTVT40 TXT
DN50 flange kit for VT5050. Has Rp 2" internal pipe thread (ISO 7-1)KTVT50 TXT
Kromschroeder replacements for the VT5000 series valves

ifc-be04
IFC
vfc-be04
VFC
DescriptionAdditional Product TypeDownloads
 TXTPDF
Functional replacement including IC20 actuator of VT4025A1009 for DN20 pipe train connectionsIFC120/20R05-15PPPP TXT
PDF
Specification sheet (English)
Functional replacement including IC20 actuator of VT4025A1009 for DN25 pipe train connectionsIFC125/25R05-20PPPP TXT
PDF
Specification sheet (English)
Functional replacement of VT5025M1005, VT5025M1013, VT5025M1021 and VT5025M2003 for DN15 pipe train connectionsVFC115/15R05-08PPPP TXT
PDF
Specification sheet (English)
Functional replacement of VT5025M1005, VT5025M1013, VT5025M1021 and VT5025M2003 for DN20 pipe train connectionsVFC120/20R05-15PPPP TXT
PDF
Specification sheet (English)
Functional replacement of VT5025M1005, VT5025M1013, VT5025M1021 and VT5025M2003 for DN25 pipe train connectionsVFC125/25R05-20PPPP TXT
PDF
Specification sheet (English)
Functional replacement of VT5050M1003, VT5050M1011, VT5050M1029 and VT5050M2001 for DN40 pipe train connectionsVFC340/40R05-25PPPP TXT
PDF
Specification sheet (English)
Functional replacement of VT5050M1003, VT5050M1011, VT5050M1029 and VT5050M2001 for DN50 pipe train connectionsVFC350/50R05-40PPPP TXT
PDF
Specification sheet (English)