BZA8050 防爆防腐控制按扭 防爆控制按扭(ⅡC)
BZA8050 Explosion-Proof Controlling Button(ⅡC) | 一、适用范围
| | 1.1区、2区危险场所。
2.ⅡA、ⅡB、ⅡC类爆炸性气体环境。
1. Can be used in zone 1 and zone 2 dangerous places.
2. Can be used in ⅡA、ⅡB、ⅡC group explosive atmosphere.
| | 二、型号含义 |
| | | | | 三、技术参数 | 额定绝缘电压
Rated isolation
voltage(A) | 额定工作电压
Branch rated
voltage(V) | 额定工作电流
Branch rated
current(A) | 防护等级
Protection
category | 防爆标志
Explosion-
proofing maker | 防腐等级
Corrosion-
proofing grade | 进线口螺纹/电缆外径(mm)
Inlets thread/Cables
outside diameter | | 500 | AC220 | 6 | IP65 | Exed Ⅱ CT6 | WF2 | G1/2/Φ8~Φ10
G3/4/Φ10~Φ15 | | AC380 | 4 | | DC24 | 6 | | DC110 | 0.5 | | DC220 | 0.2 |
| | 四、性能特点 | 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 performance 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 form of devious-labyrinthian struture, Water-proof, dust-proof.
6. Suitable for GB3836-2000, IEC60079, GB12476.1-2000, IEC61241, GB12476.1-2000, IEC61241standard request. | | |
| 五、产品图示 | 
| | 额定电压
Rated
voltage(V) | 额定电流
Rated
current(A) | 使用类别
Using sort | 防爆标志
Explosion-proof mark | 防护等级
Protection
degree | 进线口螺纹
Inlets thread | 电缆外径
Cables outside
diameter(mm) | AC220±10%
AC380±10% | 10 | AC1
AC3 | | 爆炸性气体Ex-gas | Exde Ⅱ CT6 | | | Exde Ⅱ BT6 | | 可燃性粉尘Ex-dust | DIPA20TA,T6 |
| IP66 | G3/4"
G1" | 8~12
10~16 |
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| | | | 代号
Code | 控制铵钮类型 Kinds of controlling button | | 01 | 橡套型按钮头标志O Rubber-cased button marker o | | 02 | 橡套型按钮头标志Ⅰ Rubber-cased button markerⅠ | | 03 | 橡套型按钮头标志Ⅱ Rubber-cased button markerⅡ | | 04 | 蘑菇型按钮头带橡胶帽Mushroom type button with rubber cap | | 05 | 蘑菇型按钮头带自锁功能Mushroom type button with self-lock function | | 06 | 蘑菇型按钮头带橡胶帽和自锁功能Mushroom type button with rubber cap and self-lock function | | 07 | 蘑菇型按钮头带钥匙Mushroom type button with key | | 08 | 按钮两终端位置可锁住，钥匙可抽出 Both terminal positions of button can be locked, the key can be taken out | | 09 | 按钮按压前可锁住，钥匙可抽出，按压后可锁住，钥匙不可抽出
Before press the button is locked, the key can be taken out： After press, can be locked, the key cant be taken out | | 10 | 按钮按压前可锁住，钥匙可抽出，按压后不能锁住，钥匙不可抽出
Before press the button is locked, the key can be taken out：After press, cant be locked, the key cant be taken out | | 11 | 按钮按压前可锁住，钥匙不可抽出，按压后可锁住，钥匙可抽出
Before press the button is locked, the key cant be taken out：After press, can be locked, the key can be taken out | | 12 | 按钮按压前不能锁住，钥匙不能抽出，按压后可锁住，钥匙可抽出
Before press the button is locked, the key cant be taken out：After press, can be locked, the key can be taken out | | 13 | 按钮按压前不能锁住，钥匙可抽出，按压后自动锁住，用钥匙打开
Before press the button is unlocked, the key cant be taken out;After press, lock |
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