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DURAG GROUP
HEGWEIN Oil Fired Ignitors

HEGWEIN Oil Fired Ignitors

Product catalog summary

Product Overview
The document provides a detailed overview of DURAG GROUP's oil-fired and dual-fuel igniters, focusing on their features, specifications, and operational capabilities.

Common Features

Compact design with integrated ignition module and ionisation flame monitor.
Built-in flame rod, eliminating the need for high-voltage cables.
Electromagnetic compatibility and low-maintenance design.
Available in sizes from 300 kW to 3.6 MW, with customizable outer tube lengths.
Suitable for extra light fuel oil and dual-fuel options for propane, butane, or natural gas.
Concentrated, long pilot flame, typically negating the need for automatic retraction.
Smoke-free flame, available for special marine diesel operation.

Specifications and Selection Table
The document includes a selection table based on heat release, flame length, outer tube diameter, and operation mode.

Heat release: 300 kW to 3600 kW in oil mode, up to 1000 kW in gas mode.
Flame lengths: 750 mm to 3000 mm.
Outer tube diameters: 70 mm to 160 mm.
Equipped with air atomisation for oil mode, designed for intermittent or continuous operation.

Operational Examples
Examples illustrate operational parameters such as oil throughput, air pressure, and ambient temperature ranges.

Explosion Proof Versions
Explosion-proof power heads are available for specific zones, ensuring safety in hazardous environments.

Conclusion
The document serves as a guide for selecting and understanding DURAG GROUP's igniters, emphasizing versatility, safety, and adaptability.

Specifications
Includes ignition voltage of 2 x 7.5 kV, ambient temperature range from -30 °C to +60 °C, protection rating IP54/IP65, and explosion-proof for Zone 2 and Zone 22.

Procedures
Includes mounting flange dimensions DN 150/PN6 and air flange DN 80/PN6, operating in both oil and gas modes.

Standards and Norms
Compliant with ATEX standards for Zones 1, 21, 2, and 22, with models for thermal outputs from 300 kW to 3600 kW.

Recommendations
Use in specified ATEX zones, with details on electrical connections, plug terminals, and ignition transformers.

Key Data from Diagrams
Includes oil and gas volume diagrams, natural gas pressure, oil throughput, compressed air requirements of 3 barg, and combustion air requirements of 10 mbarg.

Critical Information
Features an integrated ignition module and ionisation flame monitor for intermittent operation, designed for hazardous environments with specific temperature and pressure limits.

Catalog excerpts

Ölzündbrenner/ Zweistoffzündbrenner Product overview Oil fired igniters/ Dual fuel igniters ©DURAG GROUP smart solutions for combustion and environm

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Fragebogen/ Checkliste ist erhältlich unter: www.durag.de Questionnaire/ check list is available at: www.durag.de Gemeinsame Eigenschaften Common features ● Kompakteinheit mit integriertem Zündbaustein und Ionisatonsflammenwächter/ Feuerungsautomat ● lonisationselektrode eingebaut und optimal platziert ● Keine Hochspannungsverkabelung vor Ort ● Garantierte elektromagnetische Verträglichkeit ● Robust und wartungsfreundlich ● Baugrößen von 300 kW bis 3,6 MW ● Außenrohrlänge in 10-mm-Schritten frei wählbar ● Für extra leichtes Heizöl (Diesel). Zweistoffzündbrenner zusätzlich für Propan-/ Butanoder...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube diameter flame length outer tube length L Rp 3/8, oben oder unten ●● Zündung von Öl- oder Schwerölbrennern großer Leistung in Großkesseln therm. Leistung/ heat release in kW Düsengröße nozzle size ≥ 25 mbarg, depending on the outer tube length Ölmengendiagramm/ Oil volume diagram ●● Ignition of large oil or heavy fuel oil fired burners in utility boilers mit integriertem Zündbaustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation flame monitor for intermittent...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube diameter flame length outer tube length L Rp 3/8, oben oder unten ●● Zündung von Kohle- oder Schwerölbrennern großer Leistung in Großkesseln therm. Leistung/ heat release in kW Düsengröße nozzle size ≥ 10 mbarg, depending on the outer tube length Ölmengendiagramm/ Oil volume diagram ●● Ignition of large coal or heavy fuel oil fired burners in utility boilers Druckluft Luftanschluss mit integriertem Zündbaustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube diameter flame length outer tube length L Rp 3/8, oben oder unten ●● Zündung von Kohle- oder Schwerölbrennern großer Leistung in Großkesseln Ölmengendiagramm/ Oil volume diagram mit integriertem Zünd baustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation flame monitor for intermittent operation power head Zündung therm. Leistung/ heat release in kW ●● Ignition of large coal or heavy fuel oil fired burners in utility boilers Düsengröße nozzle size...

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Thermische Leistung max. Heat release max. Common data outer tube diameter flame length outer tube length L Gemeinsame Daten Rp 3/8, oben oder unten ●● Ignition of large coal or heavy fuel oil fired burners in utility boilers Ölmengendiagramm/ Oil volume diagram mit integriertem Zünd baustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation flame monitor for intermittent operation power head 2x 7,5 kV, Zündelektrode gegen Zündelektrode 2x 7.5 kV, ignition electrode against ignition electrode ambient temperature protection rating Düsengröße...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube diameter flame length outer tube length L Ölbetrieb Oil mode Gasbetrieb Gas mode Rp 3/8, oben oder unten Rp ¼, oben oder unten ●● Zündung von Öl- oder Schwerölbrennern großer Leistung in Großkesseln Rp 1, oben oder unten ≥ 20 mbarg, depending on the outer tube length ●● Ignition of large oil or heavy fuel oil fired burners in utility boilers mit integriertem Zünd baustein und Ionisations flammenwächter - für intermittierenden Betrieb (Öl) - für Dauerbetrieb (Gas) with integrated ignition module and ionisation...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube diameter flame length outer tube length L Ölbetrieb Oil mode Gasbetrieb Gas mode Rp 3/8, oben oder unten Rp ¼, oben oder unten ●● Zündung von Öl- oder Schwerölbrennern großer Leistung in Großkesseln Rp 1, oben oder unten therm. Leistung/ heat release in kW Öldruck in barü/ oil pressure in barg Druckluft 3 barü, max. 25 m3/h Verbrennungsluft 10 mbarü, 120 m3/h compressed air 3 barg, max. 25 m3/h combustion air 10 mbarg, 120 m3/h ≥ 20 mbarg, depending on the outer tube length Düsengröße nozzle size Ölmengendiagramm/...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube length L mit integriertem Zündbaustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation flame monitor for intermittent operation für Zone 1 oder Zone 21 druckfest gekapselt, Zone 1: II 2 G Ex d e IIB T4 Gb oder II 2 G Ex d e IIC T4 Gb Zone 21: II 2 D Ex tb IIIC T 130 °C Db power head* for zone 1 oder zone 21 flameproof enclosure, zone 1: II 2 G Ex d e IIB T4 Gb or II 2 G Ex d e IIC T4 Gb zone 21: II 2 D Ex tb IIIC T 130 °C Db Umgebungstemperatur für Transformator-...

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Thermische Leistung max. Heat release max. Gemeinsame Daten Common data outer tube length L Rp 3/8, oben oder unten mit integriertem Zündbaustein und Ionisations flammenwächter für intermittierenden Betrieb with integrated ignition module and ionisation flame monitor for intermittent operation für Zone 2 oder Zone 22, gekapselt, Zone 2: II 3 G Ex nC IIC T5 Gc / Zone 22: II 3 D Ex tc IIIC T 100 °C power head* for zone 2 or zone 22, hermetically sealed, zone 2: II 3 G Ex nC IIC T5 Gc zone 22: II 3 D Ex tc IIIC T 100 °C Umgebungstemperatur für Transformator und Flammenwächterteil ambient temperature...

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