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Product

 LA53 type explosion-proof control button (ⅡB,ⅡC)

型号含义 Model implication

适用范围 Applications

1.1区、2区危险场所或20区、21区、22区危险场所;
2.ⅡA、ⅡB、ⅡC爆炸性气体环境或可燃性粉尘环境;
3.户内、户外(IP65、IP66*);
4.温度组别:T1~T6
5.应用于石油、化工、航天、军工等场所。
1.Hazardous:division 1 &2,or 20,21,&22;
2.Explosive gas atmosphers:class ⅡA ⅡB ⅡC or inflammable dust environment;
3.Indoor or outdoor(IP65,IP66*);
4.Temperature class:T1~T6;
5.Widely using in the fields of oil, chemical industry, spaceflight, war ind-ustru and so on.

产品特点 Features

1.壳体采用高强度合金铝一次性压铸成型,表面经高速抛丸清理后高压静电喷塑。外壳结构紧凑合理、材质密度高强度好、
防爆性能优良,表面塑粉附着力强具有良好的防腐能力,表面光洁,美观大方;
2.内可装防爆型按钮和增安型电流表;
3.带电流表的按钮可监视设备运行状态;
4.钢管或电缆布线。
1.Shell made of high strength aluminum alloy casting off the surface after blast cleaning by high voltage electrostatic spray.Shell compact structure, high density material strength, Explosion-proof performance, the surface of plastic powderadhesion ability with good anti-corrosion, the surface smooth, elegant appearance;
2.Built-in flameproof button and increased safety ammeter;
3.Button with ammeter could supervise running state of facilities;
4.Wiring with steel tube or cable.

主要技术参数 Main technical parameters

型 号
Type
电流
Current
(A)
电压 Voltage (V) 电流表 Ammeter 按钮数(台)
Nos.of button
电缆外径
Cable outer
dia.(mm)
直流DC 交流AC 数量(台) dia.(mm)
标称值
Nominal value
LA53-1
LA53-2
LA53-3
LA53-2A
LA53-3A
5 220 380   1
2
3
2
3
φ10~φ14
 
 
1
1
按用户要求
On user?s
request

 

防爆标志
Ex-mark
防腐等级
Erosion-proof-class
防护等级
Degree of protection
进线口螺纹
Inlet thread (G")
ExedⅡBT6等效于 Ⅱ2G ExedⅡBT6(欧标)
ExedⅡCT6等效于 Ⅱ2G ExedⅡCT6(欧标)
DIP A20 TA,T6等效于 Ⅱ1D ExtD A20 T6(欧标)
WF1 IP65,IP66* G3/4"

*. 要求IP66,需注明。 IP66 Requirements must be marked

外形及安装尺寸 Outline & installation dimensions

型 号
Type
A B C D E
LA53-1
LA53-2
LA53-3
LA53-2A
LA53-2D
95
135
135
135
135
58
96
96
96
96
145
148
204
265
204
106
108
156
237
156
112
112
112
112
112

 

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