Local Heating for Underground Areas
The Mine Explosion Proof Warm Air Unit is designed for localized heating in underground mining environments. In situations where only a specific working face or chamber experiences low temperatures, this unit provides targeted heating without the need to warm the entire mine.
The unit is compact and flexible, and it can be put into operation immediately after installation. The power supply is AC 50Hz, with rated voltages of 380V or 660V.
The Mine Explosion Proof Warm Air Unit delivers efficient spot heating exactly where it is required.

Simple System Composition
This unit consists of two main parts:
- Main heating body
- Control system
The heating element is composed of stainless steel protective tubes, high-temperature alloy resistance wire, and high-purity crystalline magnesium oxide insulation powder.
The control system adopts a PLC-based controller combined with a power regulator to ensure precise temperature control.
The standard application scenario is localized shaft heating within 20 meters of the mine entrance, making installation and deployment simple and efficient for the Mine Explosion Proof Warm Air Unit.
Key Advantages and Premium Materials
The primary advantage of this unit is its plug-and-play usability. It requires no complex installation procedures-simply connect the power supply and the system can be put into operation.
The control system ensures high-precision temperature regulation through PLC and power regulation technology.
The heating tubes are made of 304 seamless stainless steel, not welded structures, which effectively prevents leakage risks and improves operational safety.
The magnesium oxide insulation powder used is imported and has a purity exceeding 95%, with a high-temperature resistance capability up to 800°C.
We have been specializing in mining heating equipment since 1996, with nearly 30 years of engineering experience. Our products have been supplied to major enterprises such as National Energy Group and Zijin Mining Group, and are widely trusted in the mining industry.
Technical Data
|
Item |
Parameter |
|
Power Supply |
AC 50Hz, Rated Voltage 380V / 660V |
|
Composition |
Main Body + Control System |
|
Heating Element |
Stainless Steel Tube, Alloy Resistance Wire, Magnesium Oxide Powder |
|
Control Part |
PLC System + Power Regulator |
|
Application |
Local Shaft Heating within 20m of Mine Entrance |
Warranty and Support
- This unit is covered by a 12-month warranty.
- We support minimum order quantity of 1 unit and can manufacture even single-unit orders. Each product undergoes full functional and performance testing before shipment.
- In the event of shipping damage, customers may provide photo evidence and we will arrange proper handling immediately.
- Our after-sales service team responds within 24 hours. With nearly 30 years of experience since 1996 and 196 patents, we ensure reliable product quality and stable long-term performance.
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