Explosion-Proof Distribution Box BX53-III
GB/T3836.1、GB/T3836.2、GB/T3836.31、IEC60079-0、IEC60079-1、IEC60079-31
| Rated Voltage (V) | Main Circuit Rated Current (A) | Branch Circuit Rated Current (A) | Explosion-Proof Marking | Protection Rating | Corrosion Resistance Rating | Inlet Thread | Cable Outer Diameter |
|---|---|---|---|---|---|---|---|
| AC 690V,660V,440V,400V,380V, 230V,220V,110V,48V,36V,24V,12V DC 220V,110V,48V,36V,24V,12V |
In≤630 | In≤500 | Ex db IIB T4 Gb, Ex tb IIIC T130°C Db Ex db IIB T5 Gb, Ex tb IIIC T95°C Db Ex db IIB T6 Gb, Ex tb IIIC T80°C Db |
IP66 | WF1 WF2* |
G1/2"~G4" | Φ7~Φ80mm |
1. Stainless steel exposed fasteners provide superior corrosion resistance.
2. This series features explosion-proof construction with an integrated design, enabling multiple circuits within a single chamber.
3. Hinged cover plate facilitates easy opening and maintenance access.
4. Equipped with explosion-proof cable entry devices for direct cable routing.
5. Switch handles are standard PC material, but can be customized in metal upon request. Main and branch switch operation panels can be color-coded for differentiation. Handles can be fitted with padlocks to prevent accidental operation.
6. Can be internally fitted with electrical components such as circuit breakers, AC contactors, thermal relays, surge protectors, universal changeover switches, fuses, instrument transformers, meters, and pushbuttons per user requirements.
7. Includes corresponding mounting brackets for vertical installation. Rain covers or protective enclosures can be added for outdoor use, with materials customizable per user specifications.
8. Compatible with both steel conduit 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 hazardous environments in petroleum extraction, refining, chemical processing, military applications, offshore oil platforms, tankers, defense industries, metal processing, and similar settings.
