1.1区、2区危险场所。
2.ⅡA、ⅡB、ⅡC类性气体环境。
1. Can be used in zone 1 and zone 2 dangerous places.
2. Can be used in ⅡA、ⅡB、ⅡC group explosive atmosphere.

1.增安型外壳，内装元件为防爆元件。
2.外壳采用玻璃纤维增强不饱和聚酯树脂压制而成，具有外形美观，耐腐蚀，抗静电，耐冲击及热稳定性好等优良性能。
3.隔爆型控制开关具有结构紧凑，可靠性好，体积小，通断能力强，寿命长，并有多种功能供用户选配。防爆按钮采用超声波封装工艺，保证了
可靠的结合强度，按钮采用模块式，按钮的功能可以两单元自由组合，防爆指示灯采用特殊的设计，交流220V～380V通用。
4.外露紧固件均采用不锈钢。
5.壳体的盖的接合面采用迷宫式结构，具有较好的防水、防尘能力。
6.符合GB3836-2000，IEC60079，GB12476.1-2000，IEC61241,GB12476.1-2000,IEC61241标准要求。
1. Safety reinforced shell, inside are mounted Explosion-separate type elements.
2. The shell mould-shaped by glass fiber reinforced and unsaturated ployster resin, has elegant shape excellent perbance and functions of corrosion-
proofing, electrostatic-insisting, impact-withstanding and perfact thermal reliability.etc.
3. The explosion-separate type, control switch with compact structure, steady property, small volume, high capacity, and long-term life has several functions to
be selected freely. Explosion-proofing button by ultrasonic encapsulation arts, ensuring the dependable combining intension. The push button by module,
The function of it can combine freely in two units. The explosion-proof indicator by special design, using within the AC voltage scope of 220V-380V
generally.
4. All the exposed fastening pieces are made of stainless steel and of anti-lost type.
5. The joint of shell and cover is the b of devious-labyrinthian struture, Water-proof, dust-proof.
6. Suitable for GB3836-2000, IEC60079, GB12476.1-2000, IEC61241, GB12476.1-2000, IEC61241standard request.