BXM (D) 8050 series explosion-proof and anti-corrosion distribution box

1Main purpose and scope of application

(hereinafter referred to as distribution box)conform toGB3836.1-2010Explosive Environment 1Part: Equipment General Requirements "GB3836.2-2010Explosive Environment 2Part: Composed of explosion-proof shell“d”Protected Equipment "GB3836.3-2010Explosive Environment 3Part: Increased safety type“e”Protected EquipmentStandard requirements.
Mainly applicable to1District2Dangerous areas in Zone IIA、ⅡBTheII CclassT1~T6Explosive gas or vapor environment in communication50HzRated voltage up to380/220VIn the circuit, it is used for the on/off of lighting and power circuits.

2 Normal working conditions and installation conditions

2.1The altitude of the installation location shall not exceed 2000m;

2.2The ambient air temperature is between -20 ℃ and+40 ℃, and the average temperature value within 24 hours does not exceed+35 ℃;

2.3When the high temperature at the installation site is+40 ℃, the relative humidity of the air should not exceed 50%;

2.4Allow for higher relative humidity at lower temperatures;

2.5Places without significant shaking, impact, or vibration;

2.6In Class II environments containing explosive gases;

2.7A place without corrosive gases or vapors that damage metals and insulation;

2.8A place without dripping water or other liquids invading;

2.9The pollution level is level 3;

2.10Installation category: Class II.

3Main parameters and technical performance

3.1Explosion proof mark: Exde Ⅱ CT6 Gb

3.2Rated voltage: AC 380V/220V

3.3Rated current of main circuit: 20A～250A

3.4Number of branches: 2, 4, 6, 8, 10

3.5Rated current of branch: 1A, 3A, * *, 10A, 1 * *, 20A, 2 * *, 32 A, 40A, 50A, 60A

3.6Protection level: IP65

3.7Anti corrosion grade: WF2

3.8Introduction port specification: G1/2″～G21/2″

3.9Applicable cable outer diameter:φ6mm～φ50mm
4Composition of models and their representative significance

Note: This product is divided into two types: lighting type and power type. The conventional lighting type circuit breaker is2PThe power type is3PIf there are special requirements, please specify.

5structural characteristics

5.1The shell is of increased safety structure and adopts high-strength flame-retardant engineeringplasticMade by compression, it has excellent properties such as anti-static, impact resistance, good thermal stability, and corrosion resistance;

5.2Explosion proof aluminum interior合金Shell, compact structure, high reliability, small size, strong switching ability, long service life;

5.3Adopting a curved sealing structure design, it has good dust-proof performance;

5.4All exposed fasteners are made of stainless steel,Adopting anti drop design for easy installation and maintenance by users;

5.5Internally equipped with explosion-proof shell, the aluminum alloy shell is equipped with an air switch, which can be opened and closed by operating the handle on the shell cover;

5.6Overload, short circuit, and infrequent on-off of electrical devices and lighting circuits under normal circumstances;

5.7Distribution of electrical energy and protection of power linespower supplyThe equipment is protected from damage caused by overload, short circuit and other faults, and can also serve as infrequent starting and short circuit protection for electric motors;

5.8We can produce products with leakage protection function according to user requirements;

5.9Steel pipe or cable wiring.

BXM(D)8050seriesExplosion proof and anti-corrosion distribution box