EXHEAT RFA Hazardous Area Flameproof Rod-Type Immersion Heater – ATEX Certified Zone 1 & Zone 2
ATEX Immersion Heater | Zone 1 & Zone 2 (IIA, IIB, IIC) Hazardous Areas
EXHEAT RFA hazardous area immersion heater provide certified heating for Zone 1 & Zone 2 (Flammable Gas) hazardous areas and explosive atmospheres according to ATEX Directive. Including hazardous area applications suitable for heating all process liquids or gases which are non-corrosive to the materials of construction.
Typical applications for the EXHEAT RFA hazardous area flameproof rod-type immersion heater include installations located in process tanks, safety showers, engine sumps, pressure vessels and similar plants where the flammable atmosphere is a IIA, IIB or IIC Gas Group.
The immersion heater is suitable for applications with ambient temperatures between -40°C to +40°C and the terminal enclosure is certified IP66 and IP67.
Designed for horizontal installation although vertical mounting available on request.
Features of EXHEAT RFA Immersion Heaters
- Hazardous Area Certification – ATEX standards
- Lightweight cast aluminium alloy terminal enclosure with weatherproof protection to IP66 and IP67
- Choice of built in process temperature sensors
- Temperature Range – suitable for ambient temperatures from -40°C to +40°C
- 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)
EXHEAT RFA Hazardous Area ATEX Certification & Installation
Certification: ATEX II 2 G
Ex d IIC T3 to T6 Gb Zone 1 and 2
CU TR (EAC)
The EXHEAT RFA hazardous area immersion heater is designed to be installed horizontally however vertically orientation is available on request.
The RFA immersion heater should be securely fixed in position and all terminal connections checked for tightness before energising.
EXHEAT RFA Hazardous Area Immersion Heater – Applications
Applications for these electric heaters include:
- Boiler equipment
- Cleaning and rinsing tanks
- Frost protection
- Heat transfer systems
- Oil separators
- Pre-heating oil and water
- Processing equipment
- Refrigeration packages
- Safety showers
- Water/glycol packages
EXHEAT RFA Flameproof Rod-Type ATEX Immersion Heater Specifications
|Enclosure||Cast aluminium alloy with a maximum of one M20 and one M25 cable entry, external and internal earths and screwed terminal cover; certified Ex d IIC T4 to T6 with the option of T3 to T6, where the terminal enclosure is stood away from the processing equipment|
|Heating Elements||A maximum of three rod-type elements, comprising 80/20 nickel chrome resistance wire, compacted in high purity magnesium oxide insulating powder and encased in either Incoloy 800, 825 or 316L, 304 or 321 stainless steel, secured by either brazing or welding, depending upon the process application|
|Controls||Heater over temperature protection is fitted as standard|
|Mounting||Any threaded NPT or BSP boss or flange in any material can be specified within the limits of the design parameters; heaters can be either ‘direct-on’ or ‘standoff’ as required by the certification|
|Power Output||12kW (water applications) and up to 3kW (light-medium oil applications)|
|Supply Voltage||Any electrical supply up to 690V|
|Hazardous Area||Zone 1 & Zone 2|
T&D – Experts in Equipment for Explosive Atmospheres
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.