la53 防爆控制按钮(ⅱc)
la53 explosion-proof controlling button(ⅱc)
1. for the dangerous sites with explosive air mixture: 1 pision、2 pision;
2. flammable gas, steam class: ⅱa、ⅱb、ⅱc;
3. temperatures classification: t1~t6;
4. indoor and outdoor(ip65).
1.爆炸性气体环境危险场所: 1区、2区；
2. 可燃性气体、蒸气级别: ⅱa、ⅱb、ⅱc；
3. 温度组别: t1~t6；
4. 户内、户外 (ip65)。
1. diecasted al-alloy shell with plastic-sprayed
surface;
2. increased-safety shell and explosion-insulating
element from compound type;
3. steelpipe and cable wiring.
1. 铸铝合金外壳，表面喷塑；
2. 增安型外壳与隔爆元件组成复合型；
3. 钢管或电缆布线。
型号
model
按钮数量
buttons
number
触头数量
contacts
number
电流表
ammeter
指示灯
indicator
防爆标志
explosion-
proofing marker
la53-1
1
1nc+1no
la53-2
2
2nc+2no
la53-2a
2
2nc+2no
有 have
la53-2d
2
2nc+2no
有 have
ex edⅱct6
la53-3
3
3nc+3no
la53-3a
3
3nc+3no
有 have
la53-3d
3
3nc+3no
有 have
额定电压
rated
voltage (v)
额定电流
rated
current (a)
防护等级
protection
category
防腐等级
corrosion-
proofing grade
进线口螺纹
inlets thread
电缆外径(mm)
cables outside
diameter
380
5
ip65
w, wf1, wf2
g3/4
φ10~φ15
乐清市三诺防爆电气有限公司
15158676607
中国 温州