 |  | | 1. 爆炸性气体环境危险场所：1区、2区； 2. 可燃性气体、蒸气级别：ⅡA、ⅡB； 3. 温度组别：T1~T4； 4. 户内、户外（IP54）。 1. For the dangerous sites with explosive air mixture: 1 division, 2 division;
2. Flammable gas, steam class: ⅡA、ⅡB;
3. Temperatures classification: T1~T4;
4. Indoor and outdoor （IP54）. | | | |  |  | 1. 本产品为复合型，开关箱采用隔爆型结构，母线箱及出线箱采用增按型结构。
2. 铸铝合金外壳，内装高分断小型断路器或塑壳式断路器。有C45、C65、CM1可供选择。
3. 具有过载短路保护功能。
4. 有特殊要求可特制。
5. 钢管或电缆布线均可。
6. 符合GB3836-2000、IEC60079, GB12476.1-2000、IEC61241标准要求。
1. The box is of combined type, its switch compartment is of explosion-proof structure, busbar and outlet compartment adopt safety-increased structure.
2. The shell is made of diecasted Al-alloy, inside is installed MCB or MCCB. Has C45, C65, CM1 to be supplied.
3. With protections of overload and short-circuit.
4. Special type can be made.
5. Suitable for both steel pipe and cable wiring.
6. Suitable for GB3836-2000、 IEC60079、GB12476.1-2000、IEC61241 standard request |  | 并注明进出线方向，进出线规格及对应的数量。
The user shall indicate circuit number and its relative current, number of CB pole. if need to install chief circuit switch, its current, inlet or outlet specifications
and number shall be noted. |  | | | 型号
Type | 额定电压
（V）
Rated
voltage | 主回路额定
电流（A）
Rated current
of main
circuit | 支路数
Branch
number | 主回路总
开关数（台）
Switch No.
of main
circuit | 防爆标志
Ex-mark |
管螺纹
Thread
| 电缆外径（mm）
Cables outer diameter | 防护等级
Protection
grade | |
进线
Inlet
|
出线
Outlet
|
进线
Inlet
|
出线
Outlet
| | BX□51-4 | 380 220 | 60～250 | 4 | | ExedⅡ
BT4 | G11/4" ～ G3" | G1/2" ～ G11/2" | Φ18
Φ22
Φ26
Φ30
Φ34
Φ36
Φ18
Φ22
Φ26
Φ30
Φ34
Φ36 | Φ10 ～ Φ22 | IP54 | | BX□51-6 | 6 | | BX□51-8 | 8 | | BX□51-10 | 10 | | BX□51-12 | 12 | | BX□51-4K | 4 | 1 | | BX□51-6K | 6 | | BX□51-8K | 8 | | BX□51-10K | 10 | | BX□51-12K | 12 | |  |  |  | | |  | |
