一、适用范围：
1、爆炸性气体混合物危险场所：1区、2区。
2、爆炸性气体混合物：ⅡA、ⅡB、ⅡC。
3、温度组别：T1～T6。
4、防爆标志：ExedⅡBT4
注：要求ⅡC级请注明。
二、产品特点：
1、铸铝合金外壳，表面喷塑。
2、复合型结构，外壳为增安型，内装按钮。为隔爆型元件。
3、钢管或电缆布线均可。
三、主要技术参数
产品型号 | 额定电压 | 额定电流 | 触头数量 | 防爆标志 | 进口螺纹 | 电缆外径 |
ALA53-2 | 380/220V | 10 A | 二常开二常闭 | Exde Ⅱ BT4
| G3/4" | Φ10-14mm |
ALA53-3 | 三常开三常闭 |
LA53-2 explosion-proof control button manufacturer
LA53 explosion-proof control button
A, suitable scope:
1, the dangerous sites with explosive air mixture: district 1, 2 division.
2 and explosive gas mixture: Ⅱ A, B, Ⅱ Ⅱ C.
3, temperature classes: T1 ~ T6.
4, explosion-proof marks: Ⅱ Exed BT4
Note: requirements Ⅱ grade C please specify.
Second, the product features:
1, diecasted al-alloy shell with plastic-sprayed surface.
2 and multiplex structure, the shell to increase Ann model, is installed inside button. For flameproof elements.
3, steel or cable wiring.
Three, main technical parameters
The product model
Rated voltage
Rated current
Contactor quantity
Explosion-proof marks
Import thread
Cable diameter
ALA53-2
380/220v
10 A
2 normally open two closed
Exde Ⅱ BT4
G3 1/4"
Φ 10-14mm
ALA53-3
3 often open three closed
