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HEATING TECHNOLOGY EW EX

HEATING TECHNOLOGY EW EX
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HEATING TECHNOLOGY EW EX

Product catalog summary
Overview
Schniewindt GmbH & Co. KG, established in 1829, is a medium-sized company specializing in electrical heating and high voltage resistor technology. Known for innovation and quality, the company maintains a leading market position.
Product Range
The document details various CSN® Ex heaters for hazardous locations, including cartridge, flange, and space heaters, each designed for specific applications like heating liquids or gases in explosive zones.
Specifications
  • CSN® Ex-Cartridge Heater Type 93 Ex: Designed for Ex-zones 1, 2, 21, and 22, with a maximum immersion length of 6000 mm, surface load up to 4.5 W/cm², and operating voltage up to 690 V.
  • CSN® Ex-Flange Heater Type 94 Ex: Used for heating thermal oil and water/glycol mixtures, with installation length up to 3300 mm and various flange materials.
Advantages of Electric Heating
Electric heating offers outstanding control, is clean, quiet, odorless, pollution-free, and provides direct heating with high adaptability and reliability.
Optional Features
Heaters can be customized with temperature limiters, controllers, and threaded screw options instead of flanges.
Compliance and Standards
Devices comply with DGRL (RL2014/68/EU) standards, with adaptations available for different classifications upon request.
Design Specifications
  • Available in various designs with tubular and cartridge heating elements.
  • Customizable flange types and materials, with options for stainless steel and carbon steel.
  • Immersion lengths up to 6000 mm for cartridge heaters and 3000 mm for tubular heaters.
Technical Data
  • Operating voltage up to 1000 V and rated voltage up to 55 A.
  • Temperature class ranges from T1 to T6, with protection mode IP 66.
  • Suitable for DC, AC, and three-phase current.
Applications
Primarily used in the chemical industry for heating thermal oil and gases, functioning as process heaters in explosive zones 1 and 2.
Additional Notes
  • Heaters can be equipped with temperature controllers, limiters, and resistance thermometers as per customer requirements.
  • Various cable glands and flange options are available to suit different installation needs.
Specifications and Dimensions
Detailed specifications and dimensions for various heaters, including space and flow heaters, with tables listing standard designs and dimensions for stainless steel heaters.
Optional Designs
Optional designs for space heaters include protection grids for thermal contact protection, with variants like Type 'S' and Type 'H'.
CSN® Ex-Flow Heater
High-pressure circulation heaters for indirect heating of liquids and gases under high pressure, suitable for Ex-zone 1 and 2 applications.
Explosion-Proof Thermostats
Details on explosion-proof safety temperature monitors and limiters, including technical data like temperature classes and protection modes.
Temperature Class and Explosion Group
Examples of flammable materials classified into temperature classes and explosion groups, with maximum permissible surface temperatures.
Certifications and Approvals
Certifications include TÜV, CSA, UL, ATEX, IECEx, and ISO 9001.
Contact Information
Contact details for Schniewindt GmbH & Co. KG in Germany and Schniewindt (Shanghai) Electric Co. Ltd. in China.
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Catalog excerpts

HEATING TECHNOLOGY EW EX-1

BEHEIZUNGSTECHNIK EW Ex HEATING TECHNOLOGY EW Ex THE POWER OF ELECTRIFYING IDEAS. SCHNIEWINET THE POWER OF ELECTRIFYING IDEAS

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HEATING TECHNOLOGY EW EX-2

SEITE PAGE INHALT CONTENT CSN® Ex-Patronenheizkorper Typ 93 Ex CSN® Ex-Cartridge Heater CSN® Ex-Flanschheizkorper CSN® Ex-Flange Heater CSN® Ex-Flanschheizkorper CSN® Ex-Flange Heater CSN® Ex-Flanschheizkorper CSN® Ex-Flange Heater CSN® Ex-Flanschheizkorper CSN® Ex-Flange Heater CSN® Ex-Flanschheizkorper CSN® Ex-Flange Heater CSN® Ex-Raumheizkorper CSN® Ex-Space Heater CSN® Ex-Raumheizkorper CSN® Ex-Space Heater CSN® Ex-Raumheizkorper CSN® Ex-Space Heater CSN® Schutzkorbe passend Typ 700 Ex CSN® Protection Grid suitable Typ 700 Ex CSN® Ex-Stromungserhitzer CSN® Ex-Flow Heater CSN® Ex-Thermostate CSN®...

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HEATING TECHNOLOGY EW EX-3

ELEKTRISCHE BEHEIZUNGSTECHNIK FÜR DEN EXPLOSIONSGEFÄHRDETEN BEREICH - VIELSEITIG, HOCHWERTIG, ZUKUNFTSWEISEND ELECTRIC HEATING TECHNOLOGY FOR HAZARDOUS LOCATIONS - VERSATILE, HIGH QUALITY, CUTTING EDGE Elektrische Beheizungstechnik ist heute im industriellen Umfeld nicht mehr wegzudenken. Today, industrial environments without electric heating technology are unthinkable. Von unterschiedlichen Trocknungsprozessen bis zur Textilherstellung, in der schienengebundenen und maritimen Verkehrstechnik, im Maschinen- und Anlagenbau - überall werden thermische Aufgaben wie selbstverständlich mit Elektrowärmetechnik...

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HEATING TECHNOLOGY EW EX-4

CSN® Ex-PATRONENHEIZKORPER TYP 93../AH/P.-Exdet...CSN® Ex-CARTRIDGE-HEATER TYPE 93../AH/P.-Exdet... Der CSN® Ex-Patronenheizkorper Typ 93../AH/P.-Exdet... dient zur Erwarmung von flussigen oder gasformigen Medien in Bereichen der Ex-Zone 1 und 2 oder Zone 21 und 22. Kennzeichnung: II 2G Ex db eb IIC II 2D Ex tb IIIC Aufbau: Der Heizkorper besteht aus einem Schutzrohr (Patronenrohr) mit einem kera-mischen Heizeinsatz und einer Ex-Anschlusshaube. Anwendung: Der CSN® Patronenheizkorper Typ 93Ex wird in dieser Bauart haufig zur Erwarmung von Hydraulik-, Getriebe-, Kompressoren-, Kaltemaschinen- und Warmetragerol...

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HEATING TECHNOLOGY EW EX-5

TABELLE 1 STANDARD-AUSFUHRUNGEN CSN® Ex-PATRONENHEZKORPER 93Ex MiT FLANSCH TABLE 1 STANDARD-DESIGNS CSN® Ex-CARTRiDGE HEATER 93Ex WiTH Flange Einbauange mm immersion on length mm unbeheizte Lange mm unheated length mm Gesamtlange ca. / mm total length approx. / mm Flansch flange Die in der Tabelle genannten Daten sind Richtwerte und konnen je nach The values shown in the table are guide values and may be adjusted to Anwendung angepasst werden. customer demands. • Keramischer Heizeinsatz auswechselbar, ohne das Medium abzulassen • Changeable heating insert without draining the medium • Hochkorrosionsbestandige...

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HEATING TECHNOLOGY EW EX-6

CSN® EX-CARTRIDGE-HEATER TYPe 93../ahd/P.-exdt... Der CSN EX-Patronenheizkörper Typ 93../AHd/P.-Ex.. ...T./T...°C entspricht dem Heizkörper Typ 93../AH/P.-Exdet ...T./T...°C/... (Seite 4). Abweichend hiervon wird das Gerät mit einer anderen Anschlusshaube in der Zündschutzart Druckfeste Kapselung gefertigt. Der elektrische Anschluss erfolgt axial, direkt in der Druckfest gekapselten Anschlusshaube. The CSN® Ex-cartridge heater type 93../AHd/P.-Ex.. ...T./T...°C is identical to heater type 93../AH/P.-Exdet ...T./T...°C/... (page 4). Different design: Another terminal box in type of protection...

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HEATING TECHNOLOGY EW EX-7

Der CSN® Patronenheizkörper Typ 93../AHA/P.-Exdet...T./T...°C/... entspricht dem Heizkörper Typ 93../AH/P.-Exdet ... T./T...°C/... (Seite 4). Abweichend hiervon wird das Gerät mit einer größeren Anschlusshaube gefertigt. Der Einbau einer Temperaturüberwachung ist auf Wunsch möglich. The CSN® Ex-cartridge heater type 93../AHA/P.-Exdet...T./T...°C/... is identical to heater type 93../AH/P.-Exdet ...T./T...°C/... (page 4). Different design: Larger terminal box. Upon customer request: installation of temperature monitoring. Technische Daten (siehe Seite 4) Je nach Ausführung: Bemessungsstrom: Nennanschlussquerschnitt:...

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HEATING TECHNOLOGY EW EX-8

Built-on limiter or controller and limiter The CSN® EX-Cartridge heater type 93Ex is available with built-on temperature-limiter and / or temperture controller/-limiter combination. Die technischen Daten finden Sie auf den Seiten 4 und 5. Technical data you will find on pages 4 and 5. Gewindeverschraubung Der CSN® Patronenheizkörper Typ 93Ex kann anstatt mit Flansch auch mit Gewindeverschraubung geliefert werden. Threaded screw The CSN® cartridge heater type 93Ex can be also delivered with threaded screw instead of

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HEATING TECHNOLOGY EW EX-9

... Temperaturüberwachung temperature monitoring RE = Einbauregler built-in controller BE = Einbaubegrenzer built-in limiter FE = Einbausensor built-in sensor RBE = Einbauregler u. -begrenzer built-in controller and limiter FBE = Einbaubegrenzer und -sensor built-in limiter and sensor R= angebauter Regler built-on controller B= angebauter Begrenzer built-on limiter F= angebauter Sensor built-on sensor RB = angebauter Regler und Begrenzer built-on controller and limiter FB = angebauter Begrenzer und Sensor built-on limiter and sensor blank = ohne Überwachung without monitoring Max. Oberflächentemperatur...

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HEATING TECHNOLOGY EW EX-10

CSN® Ex-FLANSCHHEIZKORPER CSN® Ex-FLANGE HEATERTYP 94../AH/..-Exdet... TYP 94../AH/..-Exdet... Der Heizkorper Typ 94../AH/..-Exdet ...T./T...°C/... dient zur Erwarmung von The heater type 94../AH/..-Exdet ...T./T...°C/... is designed for the heating of flussigen oder gasformigen Medien in Bereichen der Ex-Zone 1 und 2 oder liquids or gaseous media in the Ex-zone 1 and zone 2 or zone 21 and 22. Aufbau: Der Heizkorper besteht aus einem Heizelementebundel mit Rohrheizkorpern und einer Ex-Anschlusshaube. Design: Heater consists of a heating element bundle with tubular heating elements and...

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HEATING TECHNOLOGY EW EX-11

Die aufgefuhrten Gerate sind im Standard fur Anwendungen ausgelegt, die der DGRL (RL2014/68/EU) Artikel 4 Absatz 3 entsprechen. Fur Anwendungen die eine andere Gruppierung gemaR DGRL erfordern, konnen wir die Gerate den Betriebsdaten anpassen (Auf Anfrage). The listed devices are designed to comply with the standard for applications that corresponds to DGRL (RL2014/68/EU) article 4 par. 3. For applications that require a different DGRL classification, we can adapt the devices to the operating data (upon request). TABELLE 2 STANDARD-AUSFUHRUNGEN CSN® Ex-FLANSCHHEIZKORPER 94Ex MIT ANSCHLUSSHAUBE...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.