BXM(D) multi-loop explosion-proof distribution box shell made of aluminum alloy casting, surface powder electrostatic spray; It is equipped with high section miniature circuit breaker or plastic-case circuit breaker, the product adopts compound type, the switch box adopts flameproof structure, the bus box and the outlet box adopt increased safety structure, and the cavity is equipped with sealing ring, which has good waterproof and dustproof function.
First, BXM(D) multi-loop explosion-proof distribution box scope of application:
1, explosive gas mixture dangerous places: Zone 1, Zone 2.
2, Explosion-proof class :ⅡA, ⅡB,
3, combustible dust environment 20, 21, 22 zones
4, temperature group :T1~T6.
5, explosion-proof mark :ExdeⅡBT6, *ExdeⅡCT6.
6. Specific and general use places such as indoor, outdoor workplaces, China coal industry, petrochina, Sinopec, CNOOC, electric power, gold, railway, steel, ships, military, aerospace, public security fire protection, chemical industry, government departments, venues, transportation, and large enterprises. Note: Please specify the requirements for Class II and C.
Second, product features:
The shell is made of aluminum alloy casting, and the surface powder is sprayed with electrostatic plastic.
Equipped with high section circuit breaker or moulded case circuit breaker, DZ47,IC65,DZ158,NM1,CM1, etc.
The product adopts compound type, the switch box adopts flameproof structure bus box and outlet box adopts increased safety structure, and the cavity is equipped with sealing ring, which has good waterproof and dustproof function;
With functions such as overload and short circuit, leakage protection can be added according to user requirements;
Cable or steel pipe wiring;
Substances are available according to user requirements.
Three, technical parameters:
Implementation standard: GB3836.1-2010 GB3836.2-2010 GB3836.3-2010 GB12476.1-2000
Explosion-proof mark: Exde II BT4 Gb,DIP A20 TA,T4
Rated voltage: 220V/AC380V
Rated current of main loop: 63A~250A
Rated branch current: 1A 2A 4A 6A 10A 16A 20A 25A 32A 40A 50A 63A
Enclosure protection class: IP65
Corrosion protection grade: WF1 WF2
4. Be able to work reliably under the following conditions:
1. The upper limit of ambient air temperature shall not exceed +40℃, the lower limit shall not be lower than -20℃, and the average value within 24 hours shall not exceed +35℃;
2, the elevation of the installation site does not exceed 2000m;
3, where there is no significant shaking, vibration and impact;
4. The average maximum relative humidity in the wettest month of the installation site shall not exceed 95%, and the average monthly temperature of the month shall not be lower than +25℃;
5, the pollution level is 3;
6, the installation category is Ⅱ, Ⅲ;
5. Ordering Instructions:
When ordering, please indicate the number of branches of the distribution box, the corresponding current of each branch and the number of poles of the circuit breaker, if you need to have leakage protection function, please indicate;
If the main switch is required, please indicate the current and the number of poles of the main switch, and indicate the direction of the incoming and outgoing lines, the specifications of the incoming and outgoing lines and the corresponding quantity;
BXM(D) series explosion-proof lighting (power) distribution box, can be specially designed according to user requirements, the user needs to provide electrical system diagram.
