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

 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