
GB/T3836.1、GB/T3836.2、GB/T3836.3、GB/T3836.31、IEC60079-0、IEC 60079-1、IEC 60079-7、IEC 60079-31

| Rated Voltage | Main Circuit Rated Current | Branch Circuit Rated Current | Number of Branches | Explosion-Proof Marking |
|---|---|---|---|---|
| AC 690V,660V,440V,400V,380V, 230V,220V,110V,48V,36V,24V,12V DC 220V,110V,48V,36V,24V,12V |
≤250A | ≤200A | ≤40 | Ex db eb IIC T4 Gb Ex tb IIIC T80°C Db |
| ≤63A | ≤50A | Ex db eb IIC T6 Gb Ex tb IIIC T80°C Db |
| Cable Outer Diameter | Inlet Thread | Protection Rating | Corrosion Resistance Rating |
|---|---|---|---|
| Φ6~Φ44mm | M20x1.5~M75x1.5 G1/2"~G2 1/2" NPT1/2~NPT2 1/2 |
IP66 | WF2 |
1. The enclosure is constructed from glass fiber reinforced unsaturated polyester resin molding or high-quality stainless steel welding, offering corrosion resistance, anti-static properties, impact resistance, and excellent thermal stability;
2. Stainless steel exposed fasteners provide superior corrosion resistance;
3. This series features an increased safety enclosure housing explosion-proof components such as the BL8030 and BL8060 series, with switching functions operated via the handle on the enclosure cover;
4. Modular design allows flexible combination of circuits;
5. The fiberglass-reinforced unsaturated polyester resin enclosure and cover feature a curved-path sealing structure, providing excellent waterproof and dustproof performance. Hinges can be added upon request for convenient maintenance;
6. Suitable for both steel pipe and cable wiring.







1. Suitable for Zone 1 and Zone 2 locations in explosive gas environments;
2. Suitable for Class IIA, IIB, and IIC explosive gas environments;
3. Suitable for Zone 21 and Zone 22 locations in explosive dust environments;
4. Suitable for Class IIIA, IIIB, and IIC explosive dust environments;
5. Suitable for temperature classes T1 to T6;
6. Suitable for power distribution in hazardous environments such as petroleum extraction, refining, chemical processing, military applications, offshore oil platforms, tankers, metal fabrication, pharmaceuticals, textiles, and dyeing for lighting or power circuits, electrical equipment switching control, or maintenance power distribution;
7. Suitable for locations requiring high corrosion resistance.