EXHEAT FP Hazardous Area Flameproof Rod-Type Immersion Heater – ATEX Certified Zone 1 & Zone 2

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EXHEAT Hazardous Area Immersion Heaters ATEX & IECEx

EXHEAT Hazardous Area Immersion Heaters ATEX & IECEx

ATEX Immersion Heater | Zone 1 & 2 (IIA, IIB, IIC), Zone 21 & 22  (IIIA, IIIB, IIIC)

Hazardous Area Immersion Heater

ATEX Certified

EXHEAT FP hazardous area immersion heaters provide certified heating for Zone 1 & Zone 2 (Flammable Gas) and Zone 21 & Zone 22 (Dust) hazardous areas and explosive atmospheres according to ATEX Directive.

Typical applications for the EXHEAT FP rod type immersion heater include tank heating for oil and water, frost protection and boiler equipment.

The immersion heater is suitable for applications with ambient temperatures between -50°C to 60°C and the terminal enclosure is certified IP66 and made with either mild steel or 316 stainless steel as specified by the client.

The FP rod-type immersion heater range is certified for use in hazardous areas where the atmosphere is classified as a Zone 1 or 2 (IIA, IIB, IIC) gas group, or a Zone 21 or 22 (IIIA, IIIB, IIIC) dust group.

Features of EXHEAT FP Immersion Heaters

  • Hazardous Area Certification – ATEX and IECEx standards
  • Mild steel or 316 stainless steel terminal enclosure with weatherproof protection to IP66 or Enclosure Type / NEMA 4 or 4X
  • Choice of built in process temperature sensors
  • Temperature Range – suitable for ambient temperatures from -60°C to +60°C (subject to cert parameters)
  • Mounting – the immersion heater can be by a threaded NPT or BSP boss or an industry standard flange
  • Installation – designed for horizontal installation (vertical mounting version available on request)
  • Options – can be supplied with the terminal box mounted away from the fixing boss / flange
EXHEAT FP Hazardous Area Flameproof Rod-Type Immersion Heater

EXHEAT FP Hazardous Area Flameproof Rod-Type Immersion Heater

EXHEAT FP Hazardous Area ATEX Certification & Installation

Certification: ATEX / IECEx  II 2 G/D

ATEX Certified Immersion Heaters (Hazardous Area Zone 1 & Zone 2)

ATEX Certified Immersion Heaters (Hazardous Area Zone 1 & Zone 2)

Ex d IIC T1 to T6 Gb Zone 1 and 2
ATEX/IECEx Ex tb IIIC T450°C to T85°C Db Zone 21 and 22 (IP66)
CSA (CEC/NEC) Class I, Div 1, Groups A, B, C, D; T1 to T6, Enclosure Type/NEMA 4 or 4X
CSA (CEC) Ex d IIC; T1 to T6 Gb, IP66 (CAN)
CSA (NEC) Class I, Zone 1, AEx d IIC; T1 to T6 Gb, IP66 (USA)
CU TR (EAC), CNEx, CCOE (CCEs), Inmetro & KGS

The EXHEAT FP hazardous area immersion heater can be easily be installed horizontally unless stated that the heater should be used in vertically orientation.

The FP immersion heater should be securely fixed in position and all terminal connections checked for tightness before energising.

EXHEAT FP Hazardous Area Immersion Heater – Applications

Applications for these electric heaters include:

EXHEAT

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  • Anti-condensation
  • Biofuel
  • Boiler equipment
  • Caustic tanks
  • Chemical tanks
  • Compressors
  • Distillery
  • Frost protection
  • Heat transfer systems
  • Heating medium
  • Oil separators
  • Pre-heating oil/water
  • Processing equipment
  • Refrigeration packages
  • Safety showers
  • Tank heating
  • Turbines
  • Water/glycol cooling
This sample Wiring Drawing is for the EXHEAT FP model of heater - for all other heater wiring drawings refer to the O&M download opposite.

This sample Wiring Drawing is for the EXHEAT FP model of heater – for all other heater wiring drawings refer to the O&M download opposite.

Please download EXHEAT FP hazardous area immersion heater O&M manual for full details on installation and maintenance procedures – this includes wiring diagrams, earth connection and pre installation inspection and checks.

EXHEAT FP Flameproof Rod-Type ATEX Immersion Heater Specifications

EnclosureMild steel or 316 stainless steel, external and internal earths, screwed terminal cover, finished in epoxy paint (if required)
Heating ElementsA choice of rod-type elements comprising of 80/20 nickel chrome resistance wire, compacted in high purity magnesium oxide insulating powder and encased in either Incoloy or stainless steel sheath, secured by either brazing or welding depending upon on the process application
ControlsHeater over-temperature protection is fitted as standard. Optional process temperature sensing devices can be incorporated in the form of thermostats, RTD’s or thermocouples.
MountingAny threaded boss or flange in any material can be specified within the limits of the design parameters. Heater terminal box can be either ‘direct-on’ or ‘stand-off’, depending on process temperature.
Power OutputTo suit process requirements within the design and certification parameters
Supply VoltageAny electrical supply up to 690V (600V CSA)

EXHEAT FP Flameproof Rod-Type ATEX Immersion Heater Product Range

Terminal Box Type Hazardous AreaMinimum Flange Size Without Stand OffKW Load with a Maximum Immersed Length of 2800 mm 
InchMMMax number of Cable EntriesMax number of elements without Stand off
FP 4Zone 1 &

Zone 2

3 Inches75 mm1 off M25 & 1 off M206
FP 6Zone 1 &

Zone 2

6 Inches150 mm1 off M32 & 2 off M2515
FP 8Zone 1 &

Zone 2

8 Inches200 mm2 off M25 & 1 off M4021
FP 10Zone 1 &

Zone 2

10 Inches250 mm2 off M32 & 1 off M2539
FP 12Zone 1 &

Zone 2

12 Inches300 mm3 off M32 & 1 off M2054

Air Heaters | Immersion Heaters | Line Heaters | Thermostats | ATEX & IECEX Certified Electrical Heaters

T&D – Experts in Equipment for Explosive AtmospheresExplosive Atmospheres EX

Trust Thorne & Derrick to specify and supply from stock safe and reliable Heat, Light & Power Products for use in hazardous area locations and explosive atmospheres certified to international standards including ATEX and IECEx – this includes Zone 1 / Zone 2 (Flammable Gas) or Zone 21 / Zone 22 (Dusts) and Class I, Division 1 and Division 2 hazardous area requirements.

Since 1985 as Leaders in ATEX Innovation we can facilitate succession planning for the replacement of obsolete, non-conformant and legacy equipment – we are the provider of innovative solutions to ensure ATEX and IECEx Compliance for Electrical, HVAC & Process Instrumentation systems in the explosive atmosphere industries.

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