First, BQD53 explosion-proof magnetic starter application scope:
one Suitable for explosive gas environment zone 1, zone 2 dangerous places;
2. Suitable for IIA, IIB, IIC explosive gas environment;
3. Applicable to combustible dust environment 20 zone, 21 zone, 22 zone;
4. Suitable for temperature group T1-T6 environment;
5. Applicable to petroleum, petrochemical, chemical, wine, medicine, paint, textile, printing and dyeing, military facilities and other explosive dangerous environment.
Second, BQD53 explosion-proof magnetic starter product features:
one The shell of this product is made of aluminum alloy die-casting, and the surface is sprayed by electrostatic powder after high-speed shot blasting, with beautiful appearance;
2. This product is a compound explosion-proof structure, electrical box adopts flameproof structure, junction box adopts increased safety structure;
3. Modular design, various circuits can be freely combined;
4. Internal AC contactor and thermal overload relay, through the operation of the explosion-proof object outside the button to start, stop;
5. This product is fully launched a new optimized explosion-proof button, reasonable structure, strong versatility, flexible and reliable operation, feel good;
6. With overload, short circuit, phase loss, protection functions;
7. All fasteners are made of 304 stainless steel with strong corrosion resistance;
8. Wiring method, steel pipe or cable, explosion-proof hose can be;
9. Can be customized according to user requirements.
Three, BQD53 explosion-proof magnetic starter technical parameters:
Explosion-proof 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;
Protection class: IP54/IP55/IP65;
Thread specification: DN15-DN100/G1/2-G4 inch
Lead-in wire specification: diameter 6mm-80mm; Outlet cable specification: diameter 6mm-80mm;
Lead out direction: up and out, down and out (can be unrestricted according to customer requirements)