manual valves and filters
Flow adjusting cocks GEHV, GEH, LEH
Adjusting cocks for precise flow rate adjustment.
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Overview
Adjusting cocks for precise flow rate adjustment.
GEHV:
GEHV:
- For gas: pu max. 1 bar
- For air: pu max. 4 bar
- Operated by hand wheel with adjusting scale
- DIN-DVGW tested and registered
- For gas, pu max. 1 bar
- Tool-operated.LEH:
- For air, pu max. 4 bar
- Operated by hand wheel
- DN: 8 to 50
- Connection: internal thread on both ends or internal/external thread
Specifications
Pressure Specifications
- Inlet Pressure Range
- GEH (32-50) - Gas: max. 5 bar; Air: max. 16 bar
- GEH (8-25) - Gas: max. 1 bar, Air: max. 4 bar
- LEH: Air: max. 4 bar
Mechanical & Hardware Characteristics
- Shut‑Off Element
- Gate stop valve, precisely positioned by hand wheel (LEH)
Mechanical Design & Adjustment Characteristics
- Adjustment Method
- Manual adjustment via hand wheel or tool (Allen key/screwdriver)
Connections & Interfaces
- Connection Type
- Rp Internal Thread (DIN 2999); GEH includes internal/external thread variants
Fuel, Gas & Media Specifications
- Suitable Media
- Natural Gas, Town Gas, LPG (gaseous), Air (model dependent)
Product Overview & Classification
- Product Series
- GEH: Flow adjusting cock for gas, adjusted using tools (Allen key, screwdriver, spanner)
- GEHV: Flow adjusting cock for gas and air, with reduced rotary movement for fine adjustment
- LEH: Flow adjusting cock for air, with hand wheel or optional safety cap
Material Specifications
- Seal Material
- PTFE, NBR, Viton, or gland seal (model dependent)
- Material
- Brass (CW617N/Ms58), nickel‑plated on selected models
Dimensions & Size Specifications
- Nominal Sizes
- GEH - DN 8-25; DN 32-50
- GEHV - DN 8, 10, 15, 20, 25, 40, 50
- LEH - DN 25, 40, 50
Actuation, Valve & Motion Control Specifications
- Actuator Type
- Hand wheel with scale (GEHV, LEH) or tool‑operated spindle (GEH)
Applications & Compatibility
- Applications
- Air flow adjustment upstream of gas burners
- Gas flow adjustment upstream of gas burners
- Laboratories, test systems, installations requiring frequent readjustment
Standards & Certifications
- Approvals
- Pressure Equipment Directive 2014/68/EU, Eurasian Customs Union certified
Pressure Specifications
- Inlet Pressure Range
- GEH (32-50) - Gas: max. 5 bar; Air: max. 16 bar
- GEH (8-25) - Gas: max. 1 bar, Air: max. 4 bar
- LEH: Air: max. 4 bar
Mechanical & Hardware Characteristics
- Shut‑Off Element
- Gate stop valve, precisely positioned by hand wheel (LEH)
Mechanical Design & Adjustment Characteristics
- Adjustment Method
- Manual adjustment via hand wheel or tool (Allen key/screwdriver)
Connections & Interfaces
- Connection Type
- Rp Internal Thread (DIN 2999); GEH includes internal/external thread variants
Fuel, Gas & Media Specifications
- Suitable Media
- Natural Gas, Town Gas, LPG (gaseous), Air (model dependent)
Product Overview & Classification
- Product Series
- GEH: Flow adjusting cock for gas, adjusted using tools (Allen key, screwdriver, spanner)
- GEHV: Flow adjusting cock for gas and air, with reduced rotary movement for fine adjustment
- LEH: Flow adjusting cock for air, with hand wheel or optional safety cap
Material Specifications
- Seal Material
- PTFE, NBR, Viton, or gland seal (model dependent)
- Material
- Brass (CW617N/Ms58), nickel‑plated on selected models
Dimensions & Size Specifications
- Nominal Sizes
- GEH - DN 8-25; DN 32-50
- GEHV - DN 8, 10, 15, 20, 25, 40, 50
- LEH - DN 25, 40, 50
Actuation, Valve & Motion Control Specifications
- Actuator Type
- Hand wheel with scale (GEHV, LEH) or tool‑operated spindle (GEH)
Applications & Compatibility
- Applications
- Air flow adjustment upstream of gas burners
- Gas flow adjustment upstream of gas burners
- Laboratories, test systems, installations requiring frequent readjustment
Standards & Certifications
- Approvals
- Pressure Equipment Directive 2014/68/EU, Eurasian Customs Union certified
- Inlet Pressure Range : GEH (32-50) - Gas: max. 5 bar; Air: max. 16 bar|GEH (8-25) - Gas: max. 1 bar, Air: max. 4 bar|LEH: Air: max. 4 bar
- Shut‑Off Element : Gate stop valve, precisely positioned by hand wheel (LEH)
- Adjustment Method : Manual adjustment via hand wheel or tool (Allen key/screwdriver)
- Connection Type : Rp Internal Thread (DIN 2999); GEH includes internal/external thread variants
- Suitable Media : Natural Gas, Town Gas, LPG (gaseous), Air (model dependent)
- Product Series : GEH: Flow adjusting cock for gas, adjusted using tools (Allen key, screwdriver, spanner)|GEHV: Flow adjusting cock for gas and air, with reduced rotary movement for fine adjustment|LEH: Flow adjusting cock for air, with hand wheel or optional safety cap
- Seal Material : PTFE, NBR, Viton, or gland seal (model dependent)
- Nominal Sizes : GEH - DN 8-25; DN 32-50|GEHV - DN 8, 10, 15, 20, 25, 40, 50|LEH - DN 25, 40, 50
- Actuator Type : Hand wheel with scale (GEHV, LEH) or tool‑operated spindle (GEH)
- Applications : Air flow adjustment upstream of gas burners|Gas flow adjustment upstream of gas burners|Laboratories, test systems, installations requiring frequent readjustment
- Approvals : Pressure Equipment Directive 2014/68/EU, Eurasian Customs Union certified
- Material : Brass (CW617N/Ms58), nickel‑plated on selected models
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03152258
GEHV 8
03152258
GEHV 8
03152260
GEHV 15
03152260
GEHV 15
03152264
GEHV 40
03152264
GEHV 40
03152265
GEHV 50
03152265
GEHV 50
