RYAN Achieves CCC Certification for Explosion-Proof Flange Heater
Jiangsu Ruiyuan Heating Equipment Technology Co., Ltd. (RYAN) has officially obtained the China Compulsory Product Certification (CCC) for its independently developed Explosion-Proof Flange Heater.
This certification confirms that the company’s R&D capabilities, production processes, and product quality in the field of explosion-proof electrical equipment fully comply with national mandatory standards. It also authorizes RYAN to supply safe and reliable heating equipment to high-risk industries such as chemical engineering, petroleum, pharmaceuticals, aerospace, new materials, and textiles.


Certification Details
- Product: Explosion-Proof Flange Heater
- Explosion-Proof Rating: Ex db IIC T4 Gb
- Power Range: ≤450 kW
- Issuing Authority: China Quality Certification Center (CQC)
- Validity: December 26, 2025 – December 25, 2030
Safety by Design
The CCC mark reflects more than product compliance—it affirms RYAN’s integrated technical systems and quality control. The heater series incorporates multiple safety design principles:
- High-Level Explosion Protection: The “Ex db IIC T4 Gb” rating certifies suitability for Class II, Group C explosive gas atmospheres, ensuring flameproof integrity under demanding conditions.
- Multi-Layer Temperature Monitoring: A reliable temperature protection system maintains surface temperature within T4 limits, preventing ignition risks at the source.
- Clear Usage Protocols: Certification mandates full submersion in liquid applications and placement within a circulating medium for gas heating—with required level or flow monitoring—to ensure operational safety.
Professional dedication
Ruiyuan Heating specializes in industrial heating equipment and possesses extensive experience in the design, manufacturing, and servicing of thermal energy systems. Securing the national explosion-proof CCC certification is a direct result of the company’s ongoing R&D investment and rigorous quality management. This achievement offers customers greater confidence in project selection, safety compliance, and long-term operational reliability.


