一、適用范圍：

1、爆炸性氣體混合物危險場所：1區、2區。
2、爆炸性氣體混合物：ⅡA、ⅡB、ⅡC。
3、溫度組別：T1～T6。
4、防爆標志：ExedⅡBT4
注：要求ⅡC級請注明。

二、產品特點：

1、鑄鋁合金外殼，表面噴塑。
2、復合型結構，外殼為增安型，內裝按鈕。為隔爆型元件。
3、鋼管或電纜布線均可。

三、主要技術參數

 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