Hazardous Area Heating and Controls
HFT Flameproof Air Sensing Thermostats
<-- Previous Next -->EXHEAT Industrial's HFT thermostats are supplied in weatherproof or explosionproof enclosures to complement our heaters. All thermostats are certified for use in hazardous areas where the atmosphere is classified as a Zone 1 or 2 (IIA, IIB, IIC) gas group. The HFT is designed for the temperature control of work or storage areas, in conjunction with a hazardous area air heater.
Features
- Certified to ATEX, IECEx, CSA or CU TR (EAC) standards
- Ingress protection IP66 / Type NEMA 4X
- Wall mounted
- 316 stainless steel enclosure
- Suitable for ambient temperatures from -60°C to +60°C
Applications
- Accumulator System Cabinet
- Acoustic Enclosure
- Air Heating for Instrumentation
- Anti Condensation Heater
- Anti-Freeze
- Battery Cabinet Heater
- Cabinet
- Chemical Injection Cabinet
- Compressor Enclosure
- Compressor Frame Enclosure
- Condensation Prevention
- Control / Monitoring Panels
- Control Housing
- Diesel Generator Enclosure
- Electrical Panel
- Enclosure
- Fire Equipment Cabinet
- Frost Protection
- Gas Seal Panel
- GRP Enclosure
- Hazardous Area Process Temperature Measurement
- Heating Cabinet
- Instrumentation Cabinet
- Instrumentation for Compressor Package
- Junction Boxes
- Machine Enclosure
- Motor Cases/Enclosures
- Motor Enclosure
- Offshore Cabinet
- Offshore Panel Heater
- Outdoor Telecommunications Cabinet
- Panel for Compressors
- Panel Heaters
- Power Distribution Panels
- Process Temperature Measurement
- Pump Enclosure Safety Stat
- Silo Base Enclosure warming
- Skid Enclosure
- Switchgear Panel/Cubicles
- Temperature Measurement
- Thermowell Assemblies
- Thermowells
- Transformer Enclosures
- Transmitter Enclosures
- Wardrobe
Model
Specifications
| Certification | ATEX / IECEx  II 2 GEx d IIC T6 Zone 1 and 2 CSA (CEC / NEC) Class I, Division 2, Groups A, B, C, D; T6, Type 4X (USA / CAN) CSA (CEC) Ex db IIC; T6 Gb; IP66 (CAN) CSA (NEC) Class I, Zone 1, AEx db IIC; T6 Gb; IP66 (USA) CU TR (EAC) |
|---|---|
| Enclosure | Cast 316 stainless steel with 2 x M20 cable entries, external and internal earths and internal neutral link |
| Controls | Choice of control range: 0 to 25°C, 0 to 40°C or 0 to 60°C options |
| Mounting | 2 x 6mm dia shrouded mounting holes are provided |
| Voltage | SPDT, 20A on 250VAC in a choice of switching configuration |
| Hysteresis | +/- 5°C - 7°C |
