Steel explosion-proof explosion-proof box products ...... █ applicable range. Suitable for explosive gas atmospheres - Zone 1, Zone 2 hazardous locations; 2. Applicable to the IIA, IIB, IIC explosive gas atmospheres; 3. Applicable to combustible dust environments District 20, Zone 21, District 22; 4. Suitable for temperature group T1-T6 environment; 5. The explosive hazardous environment suitable for the oil, petrochemical, chemical, brewing, pharmaceutical, paint, textile, printing and dyeing, military facilities; ■ Product Features 1. This product shell is made of aluminum alloy die casting, the surface of the high-speed blasting, powder electrostatic spray, pleasing in appearance; 2. This product is a composite type explosion-proof structure, flameproof switch box structure, the busbar and junction boxes increased structure; 3. Modular design, each circuit can be combined freely; 4. Built-in high score off the the small leakage circuit breaker or molded case earth leakage circuit breaker, the division achieved by operating the handle outside the explosion-proof object; 5. This product is fully launched new optimized design and operating mechanism, compact structure, versatility, operating flexibility, feel good; 6. With overload, short circuit, phase loss, leakage protection; 7. All fasteners are made of corrosion resistant 304 stainless steel; 8. Wiring, steel pipes or cables, explosion-proof hose can be; 9. Special customized according to user requirements; █ technical parameters Ex-mark: ExdeIIBT4/T5/T6 ExdeIICT4/T5/T6 DIP A20 TA, T4/T5/T6; Rated voltage: AC220/380V, non-standard voltage: 12V/24V / 36V/127V/660V; switching current: 10A-800A; thread specifications sub switch current: 1A-630A; protection class: IP54/IP55/IP65;: DN15-DN100/G1/2-G4 "introduce line specifications: diameter 6mm -80mm; the pinout Specifications: Diameter 6mm-80mm; direction introduced elicit: to make progress on the next into the next (according to customer requirements unrestricted)