Zhejiang Explosion-Proof Junction Box - BHD51 Explosion-Proof Junction Box - Factory Sale - Contact Phone: [Leqing Zhenlei Explosion-Proof Electrical Appliance Co., Ltd.] The explosion-proof junction box is a specialized electrical equipment designed for gas or dust environments, featuring explosion-proof, sealed, and secure connection functions, widely used in high-risk industries such as oil, chemicals, coal mines, and pharmaceuticals. 1. Product Features: 1. Explosion-Proof Performance: The main explosion-proof type is Exd, with some using Exe increased safety type, complying with national explosion-proof standards (such as GB3836, IEC60079). The explosion-proof grade is suitable for 1 and 2 zone gas environments and 21 and 22 zone combustible dust environments. Temperature groups cover T1-T6, meeting different environmental temperature requirements. 2. Sealing Design: Utilizes sealing rings, metal gaskets, and tightening nuts to ensure no leakage at the cable connection point. The protection level reaches IP66, with excellent waterproof and dustproof performance. 3. Material and Structure: The housing is made of cast aluminum alloy, cast iron, or stainless steel, with surface spray painting for strong corrosion resistance. The internal wiring terminals use press-fit connections, ensuring firmness and reliability without damaging the core wire. 4. Installation and Maintenance: Installation methods are flexible, supporting steel pipe wiring or cable wiring, and the thread of the in and out line openings can be customized. When repairing, the power supply must be disconnected first to ensure safety.