BT4 Explosion-Proof Industrial Thermal Oil Heater with Cooling Function – Smart DCS-Ready for Fluorochemical Plants

To begin with, this industrial thermal oil heater with cooling function features explosion-proof construction across all critical electrical and rotating equipment, meeting the stringent BT4 rating standards.
For instance, the system incorporates an explosion-proof thermal oil pump, an explosion-proof motor, an explosion-proof pressure gauge, an explosion-proof electric two-way on/off valve, and a fully pressurized explosion-proof cabinet.
Furthermore, a dedicated explosion-proof terminal junction box centralizes all heating and signal wiring, thereby enabling safe and straightforward connection to the main control cabinet.


As a result, this design proves ideally suited for flammable gas environments and fully complies with the rigorous demands of explosion-proof workshops for electrical devices.

Integrated Heating and Cooling within a Space-Saving Footprint

In addition to its safety features, this industrial thermal oil heater with cooling function integrates a shell-and-tube heat exchanger that provides a generous 25 m² heat transfer area.
Moreover, the frame adopts a skid-mounted, integrated structure with a channel steel base and welded steel sections for exceptional durability.
Its horizontal heating cylinder connects directly to the hot oil pump piping, which simplifies the overall layout.
Notably, three units on site can share a single low-level expansion tank, thus reducing floor space considerably, easing maintenance access, and boosting overall operational efficiency.

Intelligent Control Enables Precision Temperature Management

Beyond the mechanical design, the smart electrical control system supports full-signal integration with DCS via RS485 communication.
Specifically, it enables both remote and local dual-mode control, while also providing bidirectional transmission of four critical data categories: temperature readings, start/stop commands, equipment status, and alarm signals.
Consequently, this setup truly achieves unattended operation and centralized monitoring, making the industrial thermal oil heater with cooling function a consistently reliable choice for automated production lines.

Full Certification and Comprehensive Quality Documentation

Equally important, our manufacturer holds a valid organic heat carrier boiler manufacturing license (TS2132M07-2029).
In addition, the equipment has passed both supervision inspection and energy efficiency testing conducted by the Jiangsu Special Equipment Safety Supervision Inspection Institute.
We also supply complete certificates for the boiler, valves, and oil pump, along with detailed process records including welding logs, X-ray reports, hydrostatic test reports, and strength calculation summaries.
Furthermore, each delivery includes a boiler body drawing, a general arrangement drawing, and a skid layout drawing, thereby ensuring full traceability of structure and placement throughout the equipment lifecycle.

Versatile Applications across Multiple Industrial Sectors

Apart from fluorochemicals and new electronic materials, this versatile system serves a broad range of industries, including petrochemicals, lithium battery production, fine chemicals, pharmaceuticals, and many more.
In fact, regardless of the specific application, our industrial thermal oil heater with cooling function delivers consistent, reliable performance even under the most demanding operating conditions.

Quality and Service Remain Our Top Priorities

Above all, we deeply appreciate the continued trust and repeat orders from our valued customers.
Meanwhile, Jiangsu Ruiyuan remains steadfastly dedicated to advancing industrial electric heating technology.
Going forward, we will always uphold two core principles: uncompromising product quality and responsive, customer-focused service.
Ultimately, we strive to support the high-quality development of industrial manufacturing with every project we undertake.

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