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DUNGS is a synonym for safe and clean gas combustion. It is the interface between gas and safety.
Dungs develops and manufacture innovative system solutions for the thermal and process heating industry and gas engines. Dungs is a valuable original equipment manufacturer for producers of atmospheric and forced draught burners, condensing boilers, premix burners, gas engines and industrial process installations.
Dungs offers the complete range of hardware; from single valves to complete gas trains and from automatic burner controls to complete burner management systems. Internationally successful product families guarantee reliability, efficiency and user-friendliness that is proven around the world.
Products
FRS Series Gas Pressure Regulator
Spring-loaded pressure regulator with adjustable setpoint spring. Internal tap of regulator output pressure. External pulse connections optional, suitable for controlling regulator output pressure.
Main Features
- Maximum operating pressure: 500 mbar (50 kPa)
- Nominal diameter: Rp 3/8 – Rp 2 1/2, DN 40 – DN 150
- Approvals: EN 88
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Gas and Air Filters GF, GF/3, GF/4
Filter for interior gas lines, acc. DIN 3386 (max 5 bar) with high dust storage capacity. Type GF, GF/3, GF/4 gas and air filter for protecting downstream fittings. Filter suitable for gases of families 1, 2, 3 and other neutral gaseous media. Up to max. 0,1 % H2S, 100 % H2 tested.
Main Features
Threaded connection GF: acc. DIN EN 10226-1
Flanged connection GF/3, GF/4: acc. DIN EN 1092-1
- GF: Rp 1⁄2 – Rp 2
- GF/3: DN 25 – DN 40, DN 125 – DN 200
- GF/4: DN 50 – DN 100
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Gas Multibloc® MBE Generation E – [Award Winning Design]
The MBE multifunctional control combines the housing with two safety shutoff valves (Valve Body) and two electronic drives (Valve Drive) to actuate the safety valves and, optionally, to control the outlet pressure.
Main Features
- 2 safety shutoff valves acc. EN 161
- Maximum inlet pressure of up to 70 kPa (700 mbar)
- Voltages: 100-240 VAC & 24 VDC
- Regulator function as per EN 88-1 & EN 88-3
- 3 sensors (PS) cover the outlet pressure range of (0-50 kPa)
- High flow rate with low pressure loss
- Biogas tested to max. 1.0 vol. % H2S
- Modular system
- Simple assembly
- Lightweight design
- Worldwide approvals
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
LGV/5: Vent Valve
The DUNGS vent gas solenoid valve LGV/5 is suitable for gases of families 1, 2, 3 and other neutral gaseous media. The vent gas solenoid valve is used for the shut-off and release of upstream gas volumes.
Main Features
- Operating pressure: 500 mbar
- Nominal diameter: Rp 3/4
- Approvals: EN 16304
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
FRNG: Zero/Proportional Pressure Regulator
Spring-loaded pressure regulator with adjustable setpoint spring and defined counter spring. Internal tap of regulator output pressure, external pulse and blower pressure connections prepared. Suitable for controlling regulator output pressure via a pneumatic command variable.
Main Features
- Operating pressure: 500 mbar (50 kPa)
- Nominal diameter: Rp 3/8 – Rp 2 1/2, DN 40 – DN 150
- Approvals: EN 88
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Single Safety Solenoid Valves
The solenoid valve is used for securing, limiting, shutting off and releasing gas supply to gas burners and gas appliances.
Main Features
- Operating pressure: based on selected model(s)
- Nominal diameter: all standard sizes available based on selected model(s)
- Ambient temperature: -15 °C to +60 °C
- Approvals: EN 161
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
MV 10..:
Single-stage safety solenoid valve (Max. Operating pressure: 1000 mbar)
LV-D/4, LV-D/5:
Single-stage air solenoid valve (Max. Operating pressure: 200 mbar)
MVD, MVD/5, MVDLE/5:
Single-stage safety solenoid valve
ZRLE/5, ZRDLE/5:
Two-stage safety solenoid valve
HSAV, HSAV/5:
Manually operated safety shut-off valve (Max. Operating pressure: 500/1500 mbar)
More models available…
Valve Proving Systems
The VPS is the valve proving system for DUNGS multiple actuators like single valves, DMV double solenoid valve and Gas MultiBloc® MB. The VPS can also be used for monitoring the DUNGS solenoid valves up to DN 80, with and without bypass connection. Suitable for gases of gas families 1, 2, 3 in the gaseous state and other neutral gaseous media.
Main Features
- Operating pressure: 360 mbar / 500 mbar
- Degree of Protection: IP40 / IP54
- Approvals: DIN EN 1634
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
VPS 504:
Valve proving system for multifunctional gas controls.
VPS 508:
Valve proving system for multifunctional gas controls.
VDK 200 A S02:
Valve proving system (Max. Operating pressure: 360 mbar)
More models available…
Burner Management Systems & Controls
MPA 41xx is a Microprocessor-controlled automatic gas burner control for intermittent and continuous operation of one-stage atmospheric burners or one-stage or modulating fanned burners. The program sequence and times can be customised by setting software parameters.
Main Features
- Automatic gas burner control for one-stage burners with pilot burner or direct ignition
- Continuous operation
- Configurable program sequence
- Version with or without display
- Two independent flame detectors:
- Ionisation input, Gate input
- Additional functions by extension modules
- Profibus
- Accessories Flame detector Ignition transformers Parameterisation and service box
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Flame Detectors
FLW 10 IR
FLW 20 UV
UV 41 (HE)/UV 42
FLW 41 I
MPA 41 extension module EM2/4
MPA 41 extension module EM2/6
Parameter setting and service MPA 41 parameterisation and service box.
MPA Vision Box
Pressure Switches for Gas & Air
All types of adjustable pressure switches as per EN1854 for automatic controls and pressure monitoring, suitable for switching a circuit on, off or over on changes in actual pressure relative to the set switching point.
Main Features
- Operating pressure: 500 / 600 mbar (50 kPa)
- Ambient temperature: -15 °C to +70 °C
- Medium temperature (min.): -15 °C to +70 °C
- Approvals: EN 1854
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
LGW…A4: Differential Pressure Switch
for air, flue, and exhaust gases
GW 500 A4, GW 500 A4/2: Pressure Switch
for gas, air, flue, and exhaust gases
GGW A4: Differential pressure switches
for gas, air, flue, and exhaust gases
GW..A2….SGV: Pressure switches
for special gases and gas, air, flue and exhaust gases for multifunction gas controls
GW…A5: Compact Pressure Switch
for gas, air, flue, and exhaust gases for multifunctional gas controls
GW…A6: Compact Pressure Switch
for gas, air, flue, and exhaust gases
KS…A2-7: Climate set, Differential Pressure Switch
for air (Max. Operating pressure: 10 kPa)
LGW A2, LGW A2P, LGW A2-7: Differential Pressure Switch
for air, flue, and exhaust gases
GW…A4, A4/2 HP: Pressure Switch
for gas, air, flue, and exhaust gases for high pressure application
More models available…
Pressure switches with US/CDN specifications and UL/CSA approvals also available
Double Safety Solenoid Valves
The solenoid valve is used for securing, limiting, shutting off and releasing gas supply to gas burners and gas appliances.
Main Features
- Operating pressure: based on selected model(s)
- Nominal diameter: all standard sizes available based on selected model(s)
- Ambient temperature: -15 °C to +60 °C
- Approvals: EN 161
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
DMV-D…/11:
Double solenoid valve (DN 40 – DN 125)
DMV…/11 eco:
Double solenoid valve (DN 65 – DN 125)
DMV-D(LE)/11:
Double solenoid valve (Rp 3/8 – Rp 2)
DMV…/12:
Double solenoid valve (Rp 2, DN 65 – DN 125)
More models available…
Accessories
Pressure gauge, Push button cock, Pressure gauge shutoff valve
Pressure measuring instruments with capsule or spiral element and steel housing:
0 – 25 mbar / 0 – 600 mbar – Capsule element / DIN EN 837-3.
0 – 1 bar / 0 – 25 bar – Spiral element / DIN EN 837-1.
The MQM Quantometer is a turbine wheel gas meter that registers the operating volume using a electronic or mechanical counter. The MQM is for operational gas-volume measurement and is suitable for gases of families 1, 2, 3 and other neutral gaseous media. MQMe is not an official calibrated counter. It is used for internal controlling processes, most suitable for industrial thermo processing facilities.
Gas Flow Meter (electrical)
Gas Flow Meter MQMe with 9-digit electronic counter and output signal.
Gas Flow Meter (mechanical)
Gas Flow Meter MQM with 8-digit mechanical counter
for solenoid valves, double solenoid valves, Gas MultiBloc® – The K01/1 closed position indicator switch is a mechanically activated microswitch for monitoring the position of the valve plate in DUNGS multiple actuators and solenoid valves.
More accessories available…
FRM Series Medium Pressure Regulator
Direct acting pressure regulator with adjustable setpoint springs and modular mounted safety shutoff valve (SAV).
In compliance with EN 334 and EN 14382.
Main Features
- Maximum operating pressure: 10 / 25 bar
- Connection: DN 25 – DN 50, DN 65, DN 80
- Approvals: EN 334, EN 14382
- High flow rate
- Stable, accurate and sensitive regulation of the outlet pressure
- Admission pressure compensation diaphragm for a high regulation accuracy
- External impulse
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Gas Multibloc® Multifunction Gas Controls
Integrated filter, regulator, safety shut off valves and pressure switches in one compact fitting.
Main Features
- Control & Safety combination
- With or without Gas-Air Ratio control
- One Stage / Two stage function
- With or without Integrated Bypass Valve
- Operating pressure: 200 / 360 / 500 mbar
- Nominal diameter: based on model selection.
- Ambient temperature: -15 °C to +70 °C – Refer datasheet(s).
- Approvals: EN 161 / EN 88
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
Prefabricated Gas Trains (Made to Order)
Dungs manufacture and install customized Gas Control, Measurement and Safety Systems (GRMS) in accordance with relevant EU regulations:
- EC type testing certificate as per:
- EC-Gas Appliances Regulation
- EC-Pressure Equipment Directive
- Regulations on occupational safety
- EU country specific regulations
- regulations of gas supply companies
GRMS are suitable for use in
- Thermal production processes
- Gas blower burners
- Thermal power stations
- Gas motors, block-type thermal power stations
- Industrial furnaces – steam boilers
FRM-NOC Medium Pressure Regulator
Direct acting pressure regulator without inlet pressure balancing with adjustable setpoint spring and modularly attachable safety shut-off valve (SAV).
In compliance with EN 334 and EN 14382.
Main Features
- Input pressures up to 10 bar (1000 kPa)
- Rapid response to changes in flows
- 4 to 6 different seat diameters available for each size
- Regulating cup without inlet pressure balancing
- Internal pulse (optional: external pulse)
- Easy maintenance
- Flange connection DN 25 – DN 50 / threaded connection 1″-2″
- For applications with constant input pressure Pulse
Refer individual datasheet(s) provided with the quoted model for detailed technical specifications.
FRSBV: Safety Pressure Relief Valve
The DUNGS safety pressure relief valve, type FRSBV, is a spring-loaded safety blow-off device (SBV) with an adjustable response pressure. The safety blow-off valve corresponds to DIN 33821.
Main Features
- Operating pressure: 1 bar
- Nominal diameter: Rp 1
- Approvals: EN 88 / DIN 33821
Product Information
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