Introduction
An explosion proof refrigerated and heating circulator is a temperature control circulator with the explosion proof construction, used for the heating and the cooling of the fluids for the temperature control of the processes, and it is used in the chemistry, the pharmaceutical, the petrochemical, and the many other industries. The explosion proof refrigerated and heating circulator consists of a reservoir for the circulating fluid, a heating system, a refrigeration system, a circulating pump, a temperature control system, an explosion proof motor and the electrical components, and the controls, and it heats or cools the fluid and circulates it through the external equipment, providing the controlled temperatures, with the explosion proof protection for the hazardous environments; the explosion proof refrigerated and heating circulator is used for the temperature control of the reactors, for the temperature control of the processes with the hazardous substances, for the cooling and the heating of the equipment, and for many other applications, and it is available in various capacities and temperature ranges; the explosion proof refrigerated and heating circulator is an essential equipment for the safe temperature control. Explosion proof refrigerated and heating circulators are used in the chemical industry, in the pharmaceutical industry, in the petrochemical industry, in the research, and for many other applications. With their explosion proof construction, explosion proof refrigerated and heating circulators are essential for the safe temperature control.
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2111
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2109
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2110
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2108
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2106
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2107
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2104
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2105
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2103
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2101
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2102
Explosion-Proof Refrigerated and Heating Circulator T-ERH-S2100
Standards
DIN 12876-1-Laboratory electrical equipment-Laboratory circulators and thermostats
Complies with the above standards, but is not limited to them.
Features
1. Explosion-proof refrigerated and heating circulator for hazardous area temperature control.
2. Combined cooling and heating in one system with wide temperature range capability.
3. Explosion-proof components meet requirements for flammable solvent environments.
4. Suitable for chemical, pharmaceutical and petrochemical reaction temperature control.
5. Includes circulator pump, temperature controller, reservoir and safety features.
FAQ
Q1: What testing scenarios is this circulator mainly applied to?
A: The explosion-proof refrigerated and heating circulator is used in chemical, pharmaceutical, petrochemical and research laboratories to provide precise temperature control for reactions, distillations and processes involving flammable solvents or operating in hazardous areas. It supports low-temperature organic synthesis, reaction calorimetry, distillation temperature control, pilot plant process temperature regulation and equipment cooling in environments where standard circulators would pose an explosion risk. The combined heating and cooling capability allows rapid temperature changes and wide-range control from below ambient to elevated temperatures. The explosion-proof design ensures safe operation with flammable solvents such as ethanol, acetone, hexane and toluene, making it essential for chemical process development, pilot-scale production and hazardous area installations where reliable, safe temperature control is critical for reaction performance and operator safety.
Q2: What standards does the circulator comply with?
A: The explosion-proof components comply with ATEX, IECEx or relevant GB 3836 standards for explosive atmospheres. Temperature control performance follows applicable ISO and GB/T standards for laboratory circulators. The explosion-proof rating must match the hazardous area classification and solvent group.
Q3: What is the warranty period for the whole machine and key components?
A: The whole circulator is covered by a 12-month warranty. The compressor, heater, pump, controller and explosion-proof components are covered, while bath fluid, filters and seals are consumables. Damage from improper fluid use, overloading or unauthorized repair is excluded. Extended service contracts are available.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires trained personnel familiar with hazardous area equipment, temperature control and chemical safety. We provide operation manuals and safety guidance. Proper fluid selection, temperature setting, ventilation and emergency procedures are important for safe operation.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular maintenance required? What is the recommended maintenance cycle?
A: Bath fluid level and quality should be checked regularly, with changes per usage and fluid type. Filters and seals inspected periodically. Explosion-proof electrical components inspected per hazardous area regulations. Temperature calibration recommended every 6-12 months. Compressor and pump maintenance follow the manufacturer schedule.
Q7: Are supporting consumables universal?
A: Bath fluid such as silicone oil, ethylene glycol or thermal fluid is available from chemical suppliers, though type should match the temperature range. Filters and seals may be model-specific. Long-term consumable and maintenance cost is moderate to high.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes temperature range, heating/cooling capacity, pump flow, explosion-proof rating and reservoir size. Custom orders require technical specification and extend lead-time. Users should define required temperature range, solvent type, hazardous area classification and load requirements before configuration.
Q9: Does the purchase include on-site installation and commissioning service?
A: Yes, explosion-proof circulators include on-site installation, commissioning, explosion-proof verification and operator training by certified engineers. Site preparation guidance is provided before delivery.
Q10: What types of applications are compatible with this equipment?
A: The circulator provides temperature control for compatible reactions and equipment within the temperature range and explosion-proof rating. The bath fluid must be compatible with the temperature range and not flammable beyond the system rating. Users should verify explosion-proof rating matches the area classification, ensure proper fluid level, avoid operating the pump without fluid, and follow hazardous area regulations for installation and maintenance. Only qualified personnel should service explosion-proof electrical components.
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